Filed Pursuant to Rule 424(b)(2) Relating to Form S-3 Registration Statement No. 333-00815 DEVON FINANCING TRUST PROSPECTUS SUPPLEMENT TO THE PROSPECTUS DATED MAY 13, 1997 The Selling Holders selling Offered Securities pursuant to this Prospectus Supplement and certain information concerning the sale of the Offered Securities are as follows: Number of Securities Offered Name of Selling Holder Held Securities Broker/Dealer Offered Greyhound Lines 2,500 2,500 McMahan Securities TQA Vantage Fund Ltd. 39,900 39,900 McMahan Securities There is no special arrangement or agreement with the named broker/dealers regarding the sale of the Offered Securities. The Selling Holders do not have, and during the past three years have not had, any material relationship with Devon Energy Corporation or any of its affiliates. The Date of this Supplemental Prospectus is May 13, 1997