<SUBMISSION>
<ACCESSION-NUMBER>0000950134-03-002354
<TYPE>SC 13G/A
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20030213
<GROUP-MEMBERS>CLAYTON MANAGEMENT CO
<GROUP-MEMBERS>JOHN D WEIL
<FILED-BY>
<COMPANY-DATA>
<CONFORMED-NAME>WOODBOURNE PARTNERS L P
<CIK>0001048869
<STATE-OF-INCORPORATION>MO
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>SC 13G/A
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>200 N BROADWAY SUITE 825
<CITY>ST LOUIS
<STATE>MO
<ZIP>63102
<PHONE>3144214600
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>200 N BROADWAY SUITE 825
<CITY>ST LOUIS
<STATE>MO
<ZIP>63102
</MAIL-ADDRESS>
</FILED-BY>
<SUBJECT-COMPANY>
<COMPANY-DATA>
<CONFORMED-NAME>PETROLEUM HELICOPTERS INC
<CIK>0000350403
<ASSIGNED-SIC>4522
<IRS-NUMBER>720395707
<STATE-OF-INCORPORATION>LA
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>SC 13G/A
<ACT>34
<FILE-NUMBER>005-33163
<FILM-NUMBER>03557381
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>2001 SE EVANGELINE THRUWAY
<STREET2>-
<CITY>LAFAYETTE
<STATE>LA
<ZIP>70508
<PHONE>-
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>PO BOX 90808
<CITY>LAFAYETTE
<STATE>LA
<ZIP>70509
</MAIL-ADDRESS>
</SUBJECT-COMPANY>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>c74728a4sc13gza.htm
<DESCRIPTION>AMENDMENT NO. 4 TO SCHEDULE 13G
<TEXT>
<HTML>
<HEAD>
<TITLE>sc13gza</TITLE>
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<BODY bgcolor="#FFFFFF">
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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>
<TABLE align="right" width="160" border="1" cellspacing="0" cellpadding="1">
<TR><TD align="center" nowrap><FONT size="2">OMB APPROVAL</FONT></TD></TR>
<TR><TD nowrap><FONT size="2">OMB Number: 3235-0145</FONT></TD></TR>
<TR><TD nowrap><FONT size="2">Expires: December 31, 2005</FONT></TD></TR>
<TR><TD nowrap><FONT size="2">Estimated average burden<BR>
hours per response...11</FONT></TD></TR></TABLE>

<BR clear="right">
<BR clear="right">

<P align="center"><FONT size="4">UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION</FONT><BR>
<FONT size="3">Washington, D.C. 20549</FONT>

<P align="center"><FONT size="5">SCHEDULE 13G</FONT>

<P align="center"><FONT size="2">Under the Securities Exchange Act of 1934<BR>
(Amendment No. 4)*</FONT>

<P align="center"><FONT size="2">Petroleum Helicopters Incorporated</FONT><BR>
<HR size="1" noshade>
<CENTER><FONT size="2">(Name of Issuer)</FONT></CENTER>

<P align="center"><FONT size="2">Voting Common Stock</FONT><BR>
<HR size="1" noshade>
<CENTER><FONT size="2">(Title of Class of Securities)</FONT></CENTER>

<P align="center"><FONT size="2">716604 10 3</FONT><BR>
<HR size="1" noshade>
<CENTER><FONT size="2">(Cusip Number)</FONT></CENTER>

<P align="center"><FONT size="2">December 31, 2002</FONT><BR>
<HR size="1" noshade>
<CENTER><FONT size="2">(Date of Event Which Requires Filing of this
Statement)</FONT></CENTER>

<P><FONT size="2">Check the appropriate box to designate the rule pursuant to
which this Schedule is filed:</FONT>

<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><FONT
face="wingdings">&#111;</FONT><FONT size="2">&nbsp;Rule&nbsp;13d-1 (b)</FONT>

<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><FONT
face="wingdings">&#120;</FONT><FONT size="2">&nbsp;Rule&nbsp;13d-1 (c)</FONT>

<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><FONT
face="wingdings">&#111;</FONT><FONT size="2">&nbsp;Rule&nbsp;13d-1 (d)</FONT>

<P><FONT size="2">*The remainder of this cover page shall be filled out for a
reporting person&#146;s initial filing on this form with respect to the subject
class of securities, and for any subsequent amendment containing information
which would alter the disclosures provided in a prior cover page.</FONT>

<P><FONT size="2">The information required in the remainder of this cover page
shall not be deemed to be &#147;filed&#148; for the purpose of Section&nbsp;18
of the Securities Exchange Act of 1934 or otherwise subject to the liabilities
of that section of the Act but shall be subject to all other provisions of the
Act (however, see the notes).</FONT>

<P align="center"><FONT size="2">&nbsp;</FONT>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="4">
<TR>
<TD width="4%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="28%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="14%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="45%"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD colspan="7" align="center"><FONT size="2">13G</FONT></TD>
</TR>

<TR>
<TD colspan="7"><FONT size="2">CUSIP No. 716604 10 3</FONT> </TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">1.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Name of Reporting Person:<BR>Woodbourne
Partners, L.P.</FONT></TD>
<TD valign=top colspan=2><FONT size="2">I.R.S. Identification Nos. of above
persons (entities only):<BR>
</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">2.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Check the Appropriate Box if a Member of
a Group:</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(a)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(b)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">3.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">SEC Use Only:</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">4.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Citizenship or Place of
Organization:<BR>Missouri</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR><TD colspan="3" rowspan="8" align="center"><FONT size="2">Number
of<BR>Shares<BR>Beneficially<BR>Owned by<BR> Each Reporting<BR>Person
With</FONT></TD></TR>

<TR><TD valign=top><FONT size="2">5.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Sole Voting
Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">6.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Shared Voting Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">7.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Sole Dispositive Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">8.</FONT></TD><TD valign=top colspan=3><FONT
size="2">Shared Dispositive Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">9.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Aggregate Amount Beneficially Owned by Each Reporting Person:
<BR>224,700</FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">10.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Check if the Aggregate Amount in Row (9) Excludes Certain
Shares:<BR><FONT face="wingdings">&#111;</FONT></FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">11.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Percent of Class Represented by Amount in Row
(9):<BR>7.9%</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">12.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Type of Reporting Person:<BR>PN</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>
</TABLE>

<P align="center"><FONT size="2">2</FONT>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="4">
<TR>
<TD width="4%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="28%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="14%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="45%"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD colspan="7" align="center"><FONT size="2">13G</FONT></TD>
</TR>

<TR>
<TD colspan="7"><FONT size="2">CUSIP No. 716604 10 3</FONT> </TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">1.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Name of Reporting Person:<BR>Clayton
Management Company</FONT></TD>
<TD valign=top colspan=2><FONT size="2">I.R.S. Identification Nos. of above
persons (entities only):<BR>
</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">2.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Check the Appropriate Box if a Member of
a Group:</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(a)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(b)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">3.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">SEC Use Only:</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">4.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Citizenship or Place of
Organization:<BR>Missouri</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR><TD colspan="3" rowspan="8" align="center"><FONT size="2">Number
of<BR>Shares<BR>Beneficially<BR>Owned by<BR> Each Reporting<BR>Person
With</FONT></TD></TR>

<TR><TD valign=top><FONT size="2">5.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Sole Voting
Power:<BR>224,700</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">6.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Shared Voting Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">7.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Sole Dispositive Power:<BR>224,700</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">8.</FONT></TD><TD valign=top colspan=3><FONT
size="2">Shared Dispositive Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">9.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Aggregate Amount Beneficially Owned by Each Reporting Person:
<BR>224,700</FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">10.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Check if the Aggregate Amount in Row (9) Excludes Certain
Shares:<BR><FONT face="wingdings">&#111;</FONT></FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">11.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Percent of Class Represented by Amount in Row
(9):<BR>7.9%</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">12.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Type of Reporting Person:<BR>CO</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>
</TABLE>

<P align="center"><FONT size="2">3</FONT>

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<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="4">
<TR>
<TD width="4%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="3%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="28%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="14%"><FONT size="2">&nbsp;</FONT></TD>
<TD width="45%"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD colspan="7" align="center"><FONT size="2">13G</FONT></TD>
</TR>

<TR>
<TD colspan="7"><FONT size="2">CUSIP No. 716604 10 3</FONT> </TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">1.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Name of Reporting Person:<BR>John D.
Weil</FONT></TD>
<TD valign=top colspan=2><FONT size="2">I.R.S. Identification Nos. of above
persons (entities only):<BR>
</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">2.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Check the Appropriate Box if a Member of
a Group:</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(a)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">(b)</FONT></TD>
<TD valign=top><FONT face="wingdings">&#111;</FONT></TD>
<TD valign=top colspan=3><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">3.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">SEC Use Only:</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR>
<TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">4.</FONT></TD>
<TD valign=top colspan=5><FONT size="2">Citizenship or Place of
Organization:<BR>Missouri</FONT></TD>
</TR>

<TR><TD colspan=7><HR noshade></TD></TR>

<TR><TD colspan="3" rowspan="8" align="center"><FONT size="2">Number
of<BR>Shares<BR>Beneficially<BR>Owned by<BR> Each Reporting<BR>Person
With</FONT></TD></TR>

<TR><TD valign=top><FONT size="2">5.</FONT></TD>
<TD valign=top colspan=3><FONT size="2">Sole Voting
Power:<BR>224,700</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">6.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Shared Voting Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">7.</FONT></TD><TD valign=top colspan=3> <FONT
size="2">Sole Dispositive Power:<BR>224,700</FONT></TD></TR>

<TR><TD colspan=4><hr noshade></TD></TR>

<TR><TD valign=top><FONT size="2">8.</FONT></TD><TD valign=top colspan=3><FONT
size="2">Shared Dispositive Power:<BR>-0-</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">9.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Aggregate Amount Beneficially Owned by Each Reporting Person:
<BR>224,700</FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">10.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Check if the Aggregate Amount in Row (9) Excludes Certain
Shares:<BR><FONT face="wingdings">&#111;</FONT></FONT></TD>
</TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">11.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Percent of Class Represented by Amount in Row
(9):<BR>7.9%</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>

<TR><TD><FONT size="2">&nbsp;</FONT></TD>
<TD valign=top><FONT size="2">12.</FONT></TD><TD valign=top colspan=5><FONT
size="2">Type of Reporting Person:<BR>IN</FONT></TD></TR>

<TR><TD colspan=7><hr noshade></TD></TR>
</TABLE>

<P align="center"><FONT size="2">4</FONT>

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<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<P align="center"><FONT size="2"><B>AMENDMENT NO. 4 TO SCHEDULE 13G</B>
</FONT>




<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Reporting Person reported the acquisition of shares of Voting Common
Stock (&#147;Stock&#148;) of Petroleum Helicopters Incorporated, a Delaware corporation
(&#147;Issuer&#148;), 113 Borman Drive, P.O. Box 23502, Lafayette, LA 70508, in an
initial filing of this Schedule&nbsp;13G on February&nbsp;16, 1999. In this regard,
Item&nbsp;4 (as heretofore amended) is hereby amended as follows. All other items
are unchanged from the initial filing, as amended.

</FONT>


<P><FONT size="2"><B>Item&nbsp;4. </B>Ownership.

</FONT>


<CENTER>
<TABLE cellspacing="0" border="0" cellpadding="0" width="100%">
<TR valign="bottom">
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="19%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="14%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="14%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="14%">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>Woodbourne</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>Clayton</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>Weil</B></FONT></TD>
</TR>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">(general partner
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">(sole director and</FONT></TD>
</TR>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">of Woodbourne)
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">shareholder of Clayton)</FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>
<TR valign="bottom">
    <TD align="left" valign="top"><FONT size="2">(a)</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD colspan="3" align="left" valign="top"><FONT size="2">
Amount beneficially owned:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B></FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="left" valign="top"><FONT size="2">(b)</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD colspan="3"  align="left" valign="top"><FONT size="2">
Percent of Class:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>7.9%</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>7.9%</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>7.9%</B></FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="left" valign="top"><FONT size="2">(c)</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD colspan="3"  align="left" valign="top"><FONT size="2">
Number of Shares as to
which the person has:</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
(i)
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">Sole power to
vote or direct the
vote:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B></FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
(ii)
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">Shared power to
vote or direct the
vote:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B></FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
(iii)
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">Sole power to
dispose or to direct
the disposition of:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>224,700</B></FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD align="center" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
(iv)
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">Shared power to
dispose or to direct
the disposition of:
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B>
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2"><B>-0-</B></FONT></TD>
</TR>
</TABLE>
</CENTER>
<P><FONT size="2">Percentage figures are based on 2,851,866 shares outstanding as of September
30, 2002 based on the company&#146;s most recent 10-Q filing with the SEC.

</FONT>


<P align="center"><FONT size="2">5</FONT>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>
<P><FONT size="2"><B>Item&nbsp;10. </B>Certification.

</FONT>


<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;By signing below I certify that, to the best of my knowledge and belief,
the securities referred to above were not acquired and are not held for the
purpose of or with the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not held in connection
with or as a participant in any transaction having that purpose or effect.

</FONT>


<CENTER>
<TABLE cellspacing="0" border="0" cellpadding="0" width="95%">
<TR valign="bottom">
    <TD width="5%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD>
    <TD width="58%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="63%">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><FONT size="2">Dated:</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
February&nbsp;13, 2003
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2"><B>WOODBOURNE PARTNERS, L.P</B>.,</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">by its General Partner, CLAYTON MANAGEMENT COMPANY</FONT></TD>
</TR>
<tr><td>&nbsp;</td></tr>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">/s/ John D. Weil<hr size="1" noshade></FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">John D. Weil, President</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">Dated:</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
February&nbsp;13, 2003
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD nowrap align="left" valign="top"><FONT size="2"><B>CLAYTON MANAGEMENT COMPANY</B></FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">/s/ John D. Weil<hr size="1" noshade></FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">John D. Weil, President</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">Dated:</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">
February&nbsp;13, 2003
</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="center" valign="top"><FONT size="2">/s/ John D. Weil<hr size="1" noshade></FONT></TD>
</TR>

<TR valign="bottom">
    <TD valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">&nbsp;</FONT></TD>
    <TD><FONT size="2">&nbsp;</FONT></TD>
    <TD align="left" valign="top"><FONT size="2">John D. Weil</FONT></TD>
</TR>
</TABLE>
</CENTER>


<P align="center"><FONT size="2">6</FONT>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>
<P align="center"><FONT size="2"><B>EXHIBIT A TO SCHEDULE 13G</B>
</FONT>




<P align="center"><FONT size="2"><B>AGREEMENT PURSUANT TO RULE 13d-1(k)(1)</B>
</FONT>




<P><FONT size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The undersigned persons, on February&nbsp;13, 2003, agree and consent to the
joint filing on their behalf of this Amendment No.&nbsp;4 to Schedule&nbsp;13G in
connection with their beneficial ownership of the voting common stock of
Petroleum Helicopters Incorporated.

</FONT>


<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2"><B>WOODBOURNE PARTNERS, L.P</B>.,</FONT></TD>
</TR>
</TABLE>




<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2">by its General Partner, CLAYTON MANAGEMENT COMPANY</FONT></TD>
</TR>
</TABLE>




<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2"><center>/s/ John D. Weil</center><hr size="1" noshade>
John D. Weil, President</FONT></TD>
</TR>
</TABLE>




<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2"><B>CLAYTON MANAGEMENT COMPANY</B></FONT></TD>
</TR>
</TABLE>




<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2"><center>/s/ John D. Weil</center><hr size="1" noshade>
John D. Weil, President</FONT></TD>
</TR>
</TABLE>




<P>
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0">
<TR valign="top">
        <TD width="65%"><FONT size="2">&nbsp;</FONT></TD>
        <TD width="30%"><FONT size="2"><center>/s/ John D. Weil</center><hr size="1" noshade>
John D. Weil</FONT></TD>
</TR>
</TABLE>






<P align="center"><FONT size="2">7</FONT>

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