<DOCUMENT>
<TYPE>EX-15
<SEQUENCE>2
<FILENAME>dex15.txt
<DESCRIPTION>AWARENESS LETTER OF ARTHUR ANDERSEN LLP
<TEXT>

<PAGE>

                                                                      EXHIBIT 15



Bank of America, N.A. as Trustee
 for the Cross Timbers Royalty Trust:

We are aware that Cross Timbers Oil Company and Cross Timbers Royalty Trust have
incorporated by reference in Registration Statement No. 333-56983 on Form S-3,
and that Cross Timbers Oil Company has incorporated by reference in its
Registration Statement No. 33-55784 on Form S-8, Cross Timbers Royalty Trust's
Form 10-Q for the quarter ended March 31, 2001, which includes our report dated
May 2, 2001, covering the unaudited interim financial information contained
therein. Pursuant to Regulation C of the Securities Act of 1933, that report is
not considered a part of the registration statement prepared or certified by our
firm or a report prepared or certified by our firm within the meaning of
Sections 7 and 11 of the Act.

/S/ ARTHUR ANDERSEN LLP

ARTHUR ANDERSEN LLP

Fort Worth, Texas
May 10, 2001
</TEXT>
</DOCUMENT>
