| 535556 | Aug 20, 2003 | Aug 20, 2003 | Lewis Petro Properties, Inc. | Puig, L. F. #20 | 6,400 | 47938504 |
| 535516 | Aug 19, 2003 | Aug 19, 2003 | BP America Production Company | Stroman-Armstrong #3 | 14,700 | 47938085 |
| 535512 | Aug 19, 2003 | Aug 19, 2003 | EOG Resources, Inc. | Garner, Tully C. #53 | 7,500 | 47938501 |
| 535509 | Aug 19, 2003 | Aug 19, 2003 | EOG Resources, Inc. | Garner, Tully C. #48 | 7,500 | 47938503 |
| 535508 | Aug 19, 2003 | Aug 19, 2003 | EOG Resources, Inc. | Garner, Tully C. #54 | 7,500 | 47938500 |
| 535507 | Aug 19, 2003 | Aug 19, 2003 | EOG Resources, Inc. | Garner, Tully C. #52 | 7,500 | 47938502 |
| 535491 | Aug 19, 2003 | Aug 19, 2003 | Conocophillips Company | Vaquillas Ranch A1 #212 | 12,265 | 47938499 |
| 535491Amendment | Aug 19, 2003 | Aug 19, 2003 | Conocophillips Company | Vaquillas Ranch A1 #212 | 12,265 | 47938499 |
| 535416 | Aug 18, 2003 | Aug 18, 2003 | Killam Oil Co., Ltd. | Bruni Mineral Trust Gas Unit #23 | 10,500 | 47938498 |
| 535227 | Aug 18, 2003 | Aug 18, 2003 | Killam Oil Co., Ltd. | Martin, J. C. III #8 | 9,903 | 47937474 |
| 535226 | Aug 18, 2003 | Aug 18, 2003 | Crimson Energy Company, LC | Briscoe "K" State #1 | 5,250 | 47938169 |
| 535322 | Aug 14, 2003 | Aug 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #49 | 7,500 | 47938496 |
| 535305 | Aug 13, 2003 | Aug 13, 2003 | EOG Resources, Inc. | Williamson, Stanley H. #6 | 8,000 | 47938495 |
| 535255 | Aug 12, 2003 | Aug 12, 2003 | Calpine Natural Gas L.P. | Schwarz, E. H. #21 | 9,200 | 47937232 |
| 534729 | Aug 12, 2003 | Aug 12, 2003 | Killam Oil Co., Ltd. | Bruni Killam 13 #1 | 2,500 | 47938488 |
| 534729Amendment | Aug 12, 2003 | Aug 12, 2003 | Killam Oil Co., Ltd. | Bruni Killam 13 #1 | 3,000 | 47938488 |
| 535152 | Aug 11, 2003 | Aug 11, 2003 | Houston Exploration Company, The | Hubberd #66 | 10,900 | 47938494 |
| 535075 | Aug 7, 2003 | Aug 7, 2003 | Lewis Petro Properties, Inc. | Garner Ranch 1060 #5 | 7,200 | 47938493 |
| 534976 | Aug 7, 2003 | Aug 7, 2003 | Killam Oil Co., Ltd. | Killam Hurd Bruni 447 #1 | 2,000 | 47938492 |
| 534727 | Aug 7, 2003 | Aug 7, 2003 | Killam Oil Co., Ltd. | Bruni-Killam 14 #1 | 7,000 | 47938490 |
| 534727Amendment | Aug 7, 2003 | Aug 7, 2003 | Killam Oil Co., Ltd. | Bruni-Killam 14 #1 | 3,000 | 47938490 |
| 535030 | Aug 6, 2003 | Aug 6, 2003 | Calpine Natural Gas L.P. | Summers, Bruni #22 | 10,800 | 47937997 |
| 534896 | Aug 6, 2003 | Aug 6, 2003 | Crimson Energy Company, LC | Briscoe "E" #125 | 5,100 | 47938098 |
| 534894 | Aug 5, 2003 | Aug 5, 2003 | Crimson Energy Company, LC | Briscoe "K" State A #4 | 6,500 | 47938491 |
| 534909 | Aug 4, 2003 | Aug 4, 2003 | Killam Oil Co., Ltd. | Bruni Mineral Trust "A" #13 | 10,500 | 47934993 |
| 534728 | Aug 4, 2003 | Aug 4, 2003 | Killam Oil Co., Ltd. | Bruni-Killam 2244 #1 | 7,000 | 47938489 |
| 534486 | Aug 4, 2003 | Aug 4, 2003 | Killam Oil Co., Ltd. | Van ES State 130 #1 | 3,000 | 47938484 |
| 534487 | Jul 29, 2003 | Jul 29, 2003 | Killam Oil Co., Ltd. | Maritom-State 454 #1 | 7,000 | 47938482 |
| 534485 | Jul 29, 2003 | Jul 29, 2003 | Killam Oil Co., Ltd. | Killam & Hurd Fee "Porcion 26" #2 | 8,000 | 47938483 |
| 534686 | Jul 28, 2003 | Jul 28, 2003 | Houston Exploration Company, The | McKendrick, Cookie #2 | 9,200 | 47938487 |
| 534391 | Jul 28, 2003 | Jul 28, 2003 | Killam Oil Co., Ltd. | Killam & Hurd Fee "2023" #2 | 8,000 | 47938481 |
| 534641 | Jul 25, 2003 | Jul 25, 2003 | Ricochet Energy, Inc. | Running W. #3 | 12,000 | 47938486 |
| 534599 | Jul 25, 2003 | Jul 25, 2003 | Conocophillips Company | Benavides, Rosa V. A1 #91 | 9,200 | 47939227 |
| 534338 | Jul 23, 2003 | Jul 23, 2003 | Killam Oil Co., Ltd. | Killam & Hurd Fee 1198 #1 | 8,000 | 47938480 |
| 533400 | Jul 18, 2003 | Jul 18, 2003 | Calpine Natural Gas L.P. | South Callaghan Ranch #218 | 10,000 | 47938463 |
| 533398 | Jul 18, 2003 | Jul 18, 2003 | Calpine Natural Gas L.P. | South Callaghan Ranch #216 | 10,000 | 47938462 |
| 534310 | Jul 17, 2003 | Jul 17, 2003 | Calpine Natural Gas L.P. | Mayers, John #11 | 11,000 | 47938479 |
| 534259 | Jul 16, 2003 | Jul 16, 2003 | Lewis Petro Properties, Inc. | Webb County School Land 1384 #5 | 7,400 | 47938478 |
| 534250 | Jul 16, 2003 | Jul 16, 2003 | EOG Resources, Inc. | Staggs, Julie-State #1 | 13,000 | 47938477 |
| 534243 | Jul 16, 2003 | Jul 16, 2003 | Zachry Exploration, Ltd. | Rancho Blanco #16 | 8,000 | 47938476 |
| 534204 | Jul 15, 2003 | Jul 15, 2003 | Conocophillips Company | Lincoln Ranch #1 | 9,100 | 47938475 |
| 534148 | Jul 14, 2003 | Jul 14, 2003 | Lewis Petro Properties, Inc. | W. V. Booth et al 2292 "H" #6AH | 10,300 | 47938474 |
| 534148Amendment | Jul 14, 2003 | Jul 14, 2003 | Lewis Petro Properties, Inc. | Booth, W.V. et al 2292 "H" #6AH | 10,300 | 47938474 |
| 534111 | Jul 14, 2003 | Jul 14, 2003 | Conocophillips Company | Saldivar Estate #32 | 11,900 | 47938473 |
| 534041 | Jul 11, 2003 | Jul 11, 2003 | Kerns O & G, Inc. | Petty Ranch #1035 | 5,900 | 47938472 |
| 534040 | Jul 11, 2003 | Jul 11, 2003 | Conocophillips Company | B.M.T. A #20 | 10,700 | 47938471 |
| 533973 | Jul 9, 2003 | Jul 9, 2003 | Conocophillips Company | B.M.T. B #7 | 11,300 | 47938470 |
| 533108 | Jul 9, 2003 | Jul 9, 2003 | Columbus Energy Corp. | Prevost #10 | 7,700 | 47937597 |
| 533860 | Jul 7, 2003 | Jul 7, 2003 | EOG Resources, Inc. | Garner, Tully C. #59 | 7,400 | 47938469 |
| 533535 | Jul 1, 2003 | Jul 1, 2003 | Columbus Energy Corp. | Ervin #1 | 7,000 | 47935554 |
| 533645 | Jun 30, 2003 | Jun 30, 2003 | EOG Resources, Inc. | Garner, Tully C. #46 | 7,500 | 47938468 |
| 533397 | Jun 30, 2003 | Jun 30, 2003 | Crimson Energy Company, LC | Briscoe "J" #26 | 6,500 | 47938464 |
| 533397Amendment | Jun 30, 2003 | Jun 30, 2003 | Crimson Energy Company, LC | Briscoe "J" #26 | 6,500 | 47938464 |
| 533577 | Jun 27, 2003 | Jun 27, 2003 | Lewis Petro Properties, Inc. | Puig, L.F. #15A | 6,600 | 47938467 |
| 533573 | Jun 27, 2003 | Jun 27, 2003 | Lewis Petro Properties, Inc. | Gates Ranch "A" #632 | 6,000 | 47938466 |
| 533573Amendment | Jun 27, 2003 | Jun 27, 2003 | Lewis Petro Properties, Inc. | Gates Ranch "A" #6032 | 6,000 | 47938466 |
| 533507 | Jun 25, 2003 | Jun 25, 2003 | Houston Exploration Company, The | Hubberd #65 | 10,400 | 47938465 |
| 533265 | Jun 24, 2003 | Jun 24, 2003 | Crimson Energy Company, LC | Briscoe "E" #172 | 6,500 | 47938459 |
| 533264 | Jun 24, 2003 | Jun 24, 2003 | Crimson Energy Company, LC | Briscoe "E" #171 | 6,500 | 47938457 |
| 533264Amendment | Jun 24, 2003 | Jun 24, 2003 | Huber Energy Panhandle L.P. | Briscoe E #171 | 6,500 | 47938457 |
| 533263 | Jun 24, 2003 | Jun 24, 2003 | Crimson Energy Company, LC | Briscoe "E" #169 | 6,500 | 47938458 |
| 533262 | Jun 24, 2003 | Jun 24, 2003 | Crimson Energy Company, LC | Briscoe "J" #33 | 6,500 | 47938460 |
| 533262Amendment | Jun 24, 2003 | Jun 24, 2003 | Crimson Energy Company, LC | Briscoe "J" #33 | 6,500 | 47938460 |
| 533374 | Jun 20, 2003 | Jun 20, 2003 | Lewis Petro Properties, Inc. | Fuller 2292 #4 | 4,000 | 47938461 |
| 532788 | Jun 20, 2003 | Jun 20, 2003 | Kinder Morgan Texas Pipeline, LP | Rectifier #2 | 305 | 47938454 |
| 532782 | Jun 20, 2003 | Jun 20, 2003 | Kinder Morgan Texas Pipeline, LP | Rectifier #1 | 305 | 47938455 |
| 533311 | Jun 19, 2003 | Jun 19, 2003 | EOG Resources, Inc. | Billings A #5 | 12,700 | 47938456 |
| 533234 | Jun 17, 2003 | Jun 17, 2003 | Lewis Petro Properties, Inc. | W. V. Booth et Al #12 | 4,000 | 47938453 |
| 533158 | Jun 16, 2003 | Jun 16, 2003 | Houston Exploration Company, The | Hubberd #64 | 10,600 | 47938452 |
| 533104 | Jun 13, 2003 | Jun 13, 2003 | EOG Resources, Inc. | Billings "B" #7 | 11,900 | 47938327 |
| 533063 | Jun 12, 2003 | Jun 12, 2003 | Ricochet Energy, Inc. | Running W. "A" #2 | 12,000 | 47938451 |
| 533015 | Jun 11, 2003 | Jun 11, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch "H" #1H | 12,000 | 47931099 |
| 533015Amendment | Jun 11, 2003 | Jun 11, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch "H" #1H | 12,000 | 47931099 |
| 533008 | Jun 11, 2003 | Jun 11, 2003 | EOG Resources, Inc. | Garner, Tully C. #57 | 7,600 | 47938450 |
| 532998 | Jun 11, 2003 | Jun 11, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch H #3 | 12,000 | 47938449 |
| 532998Amendment | Jun 11, 2003 | Jun 11, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch H #3H | 12,000 | 47938449 |
| 532956 | Jun 11, 2003 | Jun 11, 2003 | Kerns O & G, Inc. | Brask Ranch #10 | 5,800 | 47938447 |
| 532974 | Jun 10, 2003 | Jun 10, 2003 | Houston Exploration Company, The | McKendrick, Cookie #1 | 9,200 | 47938448 |
| 532955 | Jun 10, 2003 | Jun 10, 2003 | Conocophillips Company | B.M.T. A #14 | 11,300 | 47938446 |
| 532879 | Jun 9, 2003 | Jun 9, 2003 | EOG Resources, Inc. | Staggs #2 | 12,800 | 47938445 |
| 532878 | Jun 9, 2003 | Jun 9, 2003 | EOG Resources, Inc. | Garner, Tully C. #58 | 7,100 | 47938444 |
| 532877 | Jun 9, 2003 | Jun 9, 2003 | EOG Resources, Inc. | Garner, Tully C. #56 | 7,100 | 47938443 |
| 532876 | Jun 9, 2003 | Jun 9, 2003 | EOG Resources, Inc. | Garner, Tully C. #51 | 7,100 | 47938442 |
| 532790 | Jun 6, 2003 | Jun 6, 2003 | Kerns O & G, Inc. | Brask State 1840 #5 | 5,800 | 47938440 |
| 532779 | Jun 5, 2003 | Jun 5, 2003 | Chevron U. S. A. Inc. | Bruni Mineral Trust "B" #33 | 10,500 | 47938439 |
| 532528 | Jun 5, 2003 | Jun 5, 2003 | Killam Oil Co., Ltd. | KHB #1 | 13,000 | 47938436 |
| 532698 | Jun 3, 2003 | Jun 3, 2003 | Calpine Natural Gas L.P. | South Callaghan Ranch #84 | 9,300 | 47935536 |
| 532603 | Jun 2, 2003 | Jun 2, 2003 | Conocophillips Company | Benavides, Rosa V. A1 #90 | 9,700 | 47938438 |
| 532578 | May 30, 2003 | May 30, 2003 | Conocophillips Company | Vaquillas Ranch State 1194 #4 | 9,750 | 47938437 |
| 532495 | May 29, 2003 | May 29, 2003 | Kerns O & G, Inc. | Brask Ranch #8R | 5,800 | 47938435 |
| 532265 | May 29, 2003 | May 29, 2003 | Edge Petroleum Oper. Co., Inc. | Lundell Ranch #16 | 10,850 | 47938431 |
| 532265Amendment | May 29, 2003 | May 29, 2003 | Edge Petroleum Oper. Co., Inc. | Lundell Ranch #16ST | 10,850 | 47938431 |
| 532443 | May 28, 2003 | May 28, 2003 | Chevron U. S. A. Inc. | Bruni Mineral Trust "B" #34 | 10,500 | 47938434 |
| 532264 | May 26, 2003 | May 26, 2003 | Edge Petroleum Oper. Co., Inc. | Lundell Ranch #15 | 11,500 | 47938430 |
| 532336 | May 23, 2003 | May 23, 2003 | EOG Resources, Inc. | Slator Ranch J #1 | 11,600 | 47938433 |
| 532325 | May 23, 2003 | May 23, 2003 | Chevron U. S. A. Inc. | Bruni Mineral Trust "B" #35 | 10,500 | 47938432 |
| 532279 | May 22, 2003 | May 22, 2003 | EOG Resources, Inc. | Garner, Tully C #55 | 7,100 | 47938429 |
| 532071 | May 22, 2003 | May 22, 2003 | Calpine Natural Gas L.P. | South Callaghan Ranch #214 | 10,000 | 47938427 |
| 532202 | May 21, 2003 | May 21, 2003 | EOG Resources, Inc. | Briscoe M #5 | 6,500 | 47938428 |
| 532202Amendment | May 21, 2003 | May 21, 2003 | EOG Resources, Inc. | Briscoe M #5 | 6,500 | 47938428 |