| 1998-06-26 | 477481 | 42-137-31491 | WARDLAW, L. J. ESTATE "A" #88 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-26 | 477480 | 42-137-31488 | WARDLAW, L. J. ESTATE "A" #89 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-23 | 477385 | 42-137-31487 | WARDLAW, L. J. ESTATE "A" #80 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-23 | 477384 | 42-137-31486 | WARDLAW, L. J. ESTATE "A" #81 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-23 | 477383 | 42-137-31485 | WARDLAW, L. J. ESTATE "A" #96 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-22 | 477354 | 42-137-31484 | MAYFIELD RANCH "K" #1282 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 4,600 | |
| 1998-06-17 | 477251 | 42-137-31483 | WARDLAW, L. J. ESTATE "A" #75 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-17 | 477250 | 42-137-31482 | WARDLAW, L. J. ESTATE "A" #79 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-17 | 477249 | 42-137-31481 | WARDLAW, L. J. ESTATE "A" #77 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-16 | 477208 | 42-137-31480 | NEWBY "A" #3 | TESORO E&P COMPANY, L.P. | DRILL | 10,500 | |
| 1998-06-12 | 477113 | 42-137-31479 | SHANKLIN #1 | THOMPSON, J. CLEO | DRILL | 6,000 | |
| 1998-06-11 | 477075 | 42-137-31476 | WARDLAW, L. J., ESTATE "A" #60 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-11 | 477074 | 42-137-31478 | WARDLAW, L. J., ESTATE "A" #74 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-11 | 477073 | 42-137-31477 | WARDLAW, L. J., ESTATE "A" #76 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-11 | 477070 | 42-137-31475 | WHITWORTH, C. O. #33 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 4,750 | |
| 1998-06-08 | 476976 | 42-137-31474 | WHITWORTH, C. O. #36 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 4,800 | |
| 1998-06-08 | 476972 | 42-137-31473 | WARDLAW, L. J. ESTATE "A" #72 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-08 | 476971 | 42-137-31472 | WARDLAW, L. J. ESTATE "A" #58 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-06-08 | 476970 | 42-137-31471 | WARDLAW, L. J. ESTATE "A" #59 | HERITAGE PETROLEUM CORPORATION | DRILL | 500 | |
| 1998-05-29 | 476731 | 42-137-31469 | EVANS 27 #1 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 9,300 | |
| 1998-05-29 | 476730 | 42-137-31470 | WHITWORTH, C. O. #30 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 5,000 | |
| 1998-05-29 | 476730 | 42-137-31470 | WHITWORTH, C. O. #30 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 4,500 | |
| 1998-05-22 | 476557 | 42-137-31468 | NEWBY G. U. 2 #1 | TESORO E&P COMPANY, L.P. | DRILL | 10,300 | |
| 1998-05-19 | 476432 | 42-137-31336 | HILL, FRANCES -66- #3 | LOMAK PRODUCTION COMPANY | FLD-XFR | 7,000 | |
| 1998-05-11 | 476091 | 42-137-31467 | MIERS, W. L. -C- #54 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-05-11 | 476091 | 42-137-31467 | MIERS, W. L. -C- #60 | RANGE PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-05-11 | 476090 | 42-137-31466 | MIERS, W. L. -C- #55 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-05-04 | 475957 | 42-137-31465 | EARWOOD RANCH GAS UNIT 1 #1 | TESORO E&P COMPANY, L.P. | DRILL | 10,100 | |
| 1998-05-01 | 475889 | 42-137-31464 | MCDONALD, MANN #0051EH | BURLINGTON RESOURCES OIL&GAS CO. | DRILL | 6,800 | Y |
| 1998-05-01 | 475889 | 42-137-31464 | MANN-MCDONALD #0051EH | BURLINGTON RESOURCES OIL&GAS CO. | DRILL | 6,800 | Y |
| 1998-04-29 | 475790 | 42-137-31463 | WALLACE, G. D. #3904 | LOMAK PRODUCTION COMPANY | DRILL | 7,000 | |
| 1998-04-27 | 475684 | 42-137-31460 | MIERS, W. L. -C- #53 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-27 | 475683 | 42-137-31461 | MIERS, W. L. -B- #59 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-27 | 475682 | 42-137-31462 | MIERS, W. L. -B- #60 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-24 | 475662 | 42-137-31458 | L. J. WARDLAW ESTATE "A" #2WO | HERITAGE PETROLEUM CORPORATION | DRILL | 350 | |
| 1998-04-24 | 475661 | 42-137-31459 | L. J. WARDLAW ESTATE "A" #1WO | HERITAGE PETROLEUM CORPORATION | DRILL | 350 | |
| 1998-04-21 | 475450 | 42-137-31457 | GREER, JAMES L. #1 | TEXACO E & P INC. | DRILL | 10,000 | |
| 1998-04-17 | 475429 | 42-137-31455 | HOLMAN-FAGAN #4201 | MARSHALL & WINSTON, INC. | DRILL | 8,300 | |
| 1998-04-17 | 475428 | 42-137-31456 | HOLMAN-FAGAN #4601 | MARSHALL & WINSTON, INC. | DRILL | 8,300 | |
| 1998-04-16 | 475366 | 42-137-31454 | MANN, JACK "26" #7 | LOMAK PRODUCTION COMPANY | DRILL | 7,100 | |
| 1998-04-09 | 475181 | 42-137-31453 | SPIRIT #2 | MARSHALL & WINSTON, INC. | DRILL | 8,000 | |
| 1998-04-02 | 474978 | 42-137-31450 | MIERS, W. L. -B- #57 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-02 | 474977 | 42-137-31449 | MIERS, W. L. -B- #56 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-02 | 474976 | 42-137-31451 | MANN, JACK "9" #22 | LOMAK PRODUCTION COMPANY | DRILL | 7,200 | |
| 1998-04-02 | 474975 | 42-137-31452 | MANN, JACK "9" #21 | LOMAK PRODUCTION COMPANY | DRILL | 7,200 | |
| 1998-04-02 | 474973 | 42-137-31446 | WALLACE 24 1/2 #11 | LOMAK PRODUCTION COMPANY | DRILL | 6,100 | |
| 1998-04-02 | 474972 | 42-137-31447 | WALLACE 24 1/2 #10 | LOMAK PRODUCTION COMPANY | DRILL | 6,100 | |
| 1998-04-02 | 474971 | 42-137-31448 | MIERS, W. L. -B- #58 | LOMAK PRODUCTION COMPANY | DRILL | 6,200 | |
| 1998-04-01 | 474937 | 42-137-31445 | NEWBY "A" #1 | TESORO E&P COMPANY, L.P. | DRILL | 10,500 | |
| 1998-03-25 | 474702 | 42-137-31444 | MANN, JACK "8" #22 | LOMAK PRODUCTION COMPANY | DRILL | 7,200 | |