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<SEC-DOCUMENT>0001104659-07-061373.txt : 20070810
<SEC-HEADER>0001104659-07-061373.hdr.sgml : 20070810
<ACCEPTANCE-DATETIME>20070810153238
ACCESSION NUMBER:		0001104659-07-061373
CONFORMED SUBMISSION TYPE:	NT 10-Q
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070630
FILED AS OF DATE:		20070810
DATE AS OF CHANGE:		20070810
EFFECTIVENESS DATE:		20070810

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MESA ROYALTY TRUST/TX
		CENTRAL INDEX KEY:			0000313364
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL ROYALTY TRADERS [6792]
		IRS NUMBER:				746284806
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NT 10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07884
		FILM NUMBER:		071045129

	BUSINESS ADDRESS:	
		STREET 1:		712 MAIN STREET
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77210
		BUSINESS PHONE:		7132165100

	MAIL ADDRESS:	
		STREET 1:		P O BOX 4717
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77210
</SEC-HEADER>
<DOCUMENT>
<TYPE>NT 10-Q
<SEQUENCE>1
<FILENAME>a07-18730_2nt10q.htm
<DESCRIPTION>NT 10-Q
<TEXT>
<html>

<head>






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<body lang="EN-US">

<div>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="50%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">UNITED
  STATES</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SECURITIES
  AND EXCHANGE COMMISSION</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Washington,
  D.C. 20549</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:16.0pt;font-weight:bold;">FORM
  12b-25</font></b></p>
  </td>
  <td width="25%" valign="top" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:solid windowtext 1.0pt;border-top:none;padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:8.0pt;">SEC FILE NUMBER<br>
  1-7884</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:8.0pt;">CUSIP NUMBER</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="50%" valign="top" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">NOTIFICATION
  OF LATE FILING</font></b></p>
  </td>
  <td width="25%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:solid windowtext 1.0pt;border-top:none;padding:0pt .7pt 0pt 0pt;width:25.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">590660106</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><i>(Check one):</i></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.26%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form 10-K</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.58%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form 20-F</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form 11-K</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">x</font>&nbsp;Form 10-Q</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form 10-D</p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><i><font size="2" face="Times New Roman" style="font-size:1.0pt;font-style:italic;">&nbsp;</font></i></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.26%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form N-SAR</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.58%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Form N-CSR</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.26%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.26%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">For Period Ended:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="71%" colspan="9" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:71.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">June 30, 2007</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.2%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Transition Report on Form
  10-K</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.2%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Transition Report on Form
  20-F</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.2%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Transition Report on Form
  11-K</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.2%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Transition Report on Form
  10-Q</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="35%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:35.2%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Transition Report on Form
  N-SAR</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:15.44%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.36%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:27.04%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">For the Transition Period Ended:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.5%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="59%" colspan="7" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:59.1%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="85" style="border:none;"></td>
  <td width="114" style="border:none;"></td>
  <td width="18" style="border:none;"></td>
  <td width="70" style="border:none;"></td>
  <td width="19" style="border:none;"></td>
  <td width="42" style="border:none;"></td>
  <td width="18" style="border:none;"></td>
  <td width="115" style="border:none;"></td>
  <td width="18" style="border:none;"></td>
  <td width="115" style="border:none;"></td>
  <td width="18" style="border:none;"></td>
  <td width="115" style="border:none;"></td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<table border="1" cellspacing="0" cellpadding="0" width="100%" style="border:none;border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"><!-- SET mrlNoTableShading --><i>Read Instructions (on back page) Before Preparing Form. Please Print
  or Type.</i></p>
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Nothing
  in this form shall be construed to imply that the Commission has verified any
  information contained herein.</font></b></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading -->If the notification relates to a portion of the
  filing checked above, identify the Item(s) to which the notification relates:</p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">PART I &#151; REGISTRANT INFORMATION</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Mesa Royalty Trust</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Full Name of Registrant</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">N/A</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Former Name if Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">The Bank of New York Trust Company, N.A.,
  Trustee</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Address of Principal Executive Office <i>(Street and Number)</i></font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">919 Congress Avenue, Austin, Texas 78701</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">City, State and Zip Code</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<p style="font-weight:bold;margin:0pt 0pt 12.0pt 10.0pt;page-break-after:avoid;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">PART II &#151; RULES
12b-25(b) AND (c)<a name="PartIiRules12b25bAndc_124733"></a></font></b></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">If the subject report could not be filed without
unreasonable effort or expense and the registrant seeks relief pursuant to
Rule&nbsp;12b-25(b), the following should be completed. (Check box if appropriate)</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="3%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;(a)</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:92.84%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The reason described in reasonable detail in
  Part&nbsp;III of this form could not be eliminated without unreasonable
  effort or expense</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Wingdings" style="font-size:10.0pt;">x</font></p>
  </td>
  <td width="3%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;(b)</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:92.84%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The subject annual report, semi-annual report,
  transition report on Form&nbsp;10-K, Form&nbsp;20-F, Form&nbsp;11-K,
  Form&nbsp;N-SAR or Form&nbsp;N-CSR, or portion thereof, will be filed
  on or before the fifteenth calendar day following the prescribed due date; or
  the subject quarterly report or transition report on Form&nbsp;10-Q or
  subject distribution report on Form&nbsp;10-D, or portion thereof, will
  be filed on or before the fifth calendar day following the prescribed due
  date; and</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="border:none;border-right:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;(c)</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:92.84%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The accountant&#146;s statement or other exhibit required
  by Rule&nbsp;12b-25(c) has been attached if applicable.</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<p style="font-weight:bold;margin:0pt 0pt 12.0pt 10.0pt;page-break-after:avoid;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">PART III &#151;
NARRATIVE</font></b></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">State below in reasonable detail why Forms&nbsp;10-K,
20-F, 11-K, 10-Q, 10-D, N-SAR, N-CSR, or
the transition report or portion thereof, could not be filed within the
prescribed time period.</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="14%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:14.86%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading -->SEC 1344 (03-05)</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="82%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:82.76%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Persons who are to respond to the collection of
  information contained in this form are not required to respond unless the
  form displays a currently valid OMB control number.</font></b></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<br><hr size="3" width="100%" noshade color="#010101" align="center">

<!-- SEQ.=1,FOLIO='',FILE='C:\Fc\2230446185_P66472CHE_2337460\18730-2-ba.htm',USER='jmsproofassembler',CD='Aug 11 00:04 2007' -->
<br clear="all" style="page-break-before:always;">


<p align="center" style="margin:0pt 0pt .0001pt;text-align:center;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Attach extra Sheets if Needed)</font></p>

<p style="margin:0pt 0pt 12.0pt;text-indent:36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The Bank of New York
Trust Company, N.A., as trustee (the &#147;Trustee&#148;) of Mesa Royalty Trust (the
&#147;Trust&#148;) has been working diligently to complete all the required information
for its quarterly report on Form 10-Q for the three and six months ended June
30, 2007 (the &#147;Form 10-Q&#148;), and portions of such information have been completed
as of this date.&#160;&#160; However, the Form 10-Q
could not be completed on or before the August 10, 2007 prescribed due date due
to the absence of certain information from BP with respect to operations in the
Colorado portion of the Trust&#146;s San Juan Basin properties.&#160; The Trustee does not operate any properties
and relies on the working interest owners to provide information regarding the
Trust&#146;s properties in a timely manner.&#160;
BP's outsourcing party for royalty payments on these properties, IBM,
has indicated that its computer system has continued to be unable to categorize
the Trust's interest appropriately, and that IBM has not performed an estimate
of the payment to be made in October 2007 to correct pricing errors.&#160; Accordingly, the reasons causing the inability
to file could not be eliminated by the registrant without unreasonable effort
or expense.&#160; The Trustee intends to file
the Form 10-Q as soon as practicable, and in no event later than the fifth
calendar day following the prescribed due date.</font></p>

<p style="font-weight:bold;margin:0pt 0pt 12.0pt 10.0pt;page-break-after:avoid;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">PART IV &#151; OTHER
INFORMATION</font></b></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading -->(1)</p>
  </td>
  <td width="96%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:96.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name and telephone number of person to contact in
  regard to this notification</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Mike Ulrich</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">800</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">852-1422</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Name)</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Area Code)</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Telephone
  Number)</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(2)</font></p>
  </td>
  <td width="96%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:96.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Have all other periodic reports required under
  Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of
  the Investment Company Act of 1940 during the preceding 12 months or for such
  shorter period that the registrant was required to file such report(s) been
  filed ? If answer is no, identify report(s).</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Yes&nbsp;&nbsp;&nbsp;&nbsp;<font face="Wingdings">x</font>&nbsp;No</p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Annual Report on Form 10-K for the year ended
  December 31, 2006</font></p>
  </td>
  <td width="3%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(3)</font></p>
  </td>
  <td width="96%" colspan="5" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:96.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Is it anticipated that any significant change in
  results of operations from the corresponding period for the last fiscal year
  will be reflected by the earnings statements to be included in the subject
  report or portion thereof?</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font>&nbsp;Yes&nbsp;&nbsp;&nbsp;&nbsp;<font face="Wingdings">x</font>&nbsp;No</p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="60%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:60.22%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="11%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:11.12%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.56%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="17%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:17.94%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.58%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="96%" colspan="5" valign="top" style="padding:0pt .7pt 0pt 0pt;width:96.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">If so, attach an explanation of the anticipated
  change, both narratively and quantitatively, and, if appropriate, state the
  reasons why a reasonable estimate of the results cannot be made.</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<div style="line-height:9.0pt;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:center;"><hr size="1" width="672" noshade color="black" align="center" style="width:504.0pt;"></div>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<div align="center" style="font-family:Times New Roman;">

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:25.0%;">
  <p align="center" style="font-size:10.0pt;margin:0pt 0pt .0001pt;text-align:center;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="50%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt .7pt;width:50.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Mesa Royalty
  Trust</font></p>
  </td>
  <td width="25%" valign="top" style="padding:0pt .7pt 0pt .7pt;width:25.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
</table>

</div>

<p style="margin:0pt 0pt 12.0pt;page-break-after:avoid;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Name of Registrant as
Specified in Charter)</font></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">has caused this notification to be signed on its
behalf by the undersigned hereunto duly authorized.</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading -->Date</p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">August 10, 2007</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Mesa Royalty Trust</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By: The Bank of New York Trust Company, N.A.,
  Trustee for Mesa</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Royalty Trust</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/S/&nbsp; MIKE
  ULRICH</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:&nbsp; Mike
  Ulrich</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="6%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:6.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="24%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:24.96%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:3.2%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.4%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="58%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:58.66%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:&nbsp; Vice
  President and Trust Officer</font></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">INSTRUCTION: The form may be signed by an executive
officer of the registrant or by any other duly authorized representative. The
name and title of the person signing the form shall be typed or printed beneath
the signature. If the statement is signed on behalf of the registrant by an
authorized representative (other than an executive officer), evidence of the
representative&#146;s authority to sign on behalf of the registrant shall be filed
with the form.</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="33%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:33.32%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="33%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:33.34%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">ATTENTION</font></b></p>
  </td>
  <td width="33%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:33.34%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="border:solid windowtext 1.0pt;border-top:none;padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p align="center" style="margin:0pt 0pt .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Intentional
  misstatements or omissions of fact constitute Federal Criminal Violations
  (See 18 U.S.C. 1001).</font></b></p>
  </td>
 </tr>
</table>

<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

</div><br><hr size="3" width="100%" noshade color="#010101" align="center">

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