| 539070 | Nov 26, 2003 | Nov 26, 2003 | Virtex Petroleum Company, Inc. | Briscoe "F" #2020 | 4,850 | 47938575 |
| 539046 | Nov 25, 2003 | Nov 25, 2003 | Thorp Petroleum Corporation | Bailey-Reese #2 | 13,000 | 47938574 |
| 539028 | Nov 25, 2003 | Nov 25, 2003 | EOG Resources, Inc. | Marshall State #2 | 13,500 | 47938573 |
| 538863 | Nov 21, 2003 | Nov 21, 2003 | Houston Exploration Company, The | McKendrick, W. H. #28 | 9,000 | 47938572 |
| 538222 | Nov 19, 2003 | Nov 19, 2003 | Killam Oil Co., Ltd. | Summers, Bruni Tr. 7 #17 | 9,000 | 47938563 |
| 538221 | Nov 19, 2003 | Nov 19, 2003 | Killam Oil Co., Ltd. | Summers, Bruni Tr. 5 #18 | 9,000 | 47938562 |
| 538625 | Nov 18, 2003 | Nov 18, 2003 | Calpine Natural Gas L.P. | Martin Sophie J. #3 | 9,200 | 47932508 |
| 538625Amendment | Nov 18, 2003 | Nov 18, 2003 | Calpine Natural Gas L.P. | Martin, Sophie J. #3 | 9,200 | 47932508 |
| 538644 | Nov 14, 2003 | Nov 14, 2003 | Oakwood Energy, Inc. | Marshall #1 | 2,200 | 47938571 |
| 538629 | Nov 14, 2003 | Nov 14, 2003 | EOG Resources, Inc. | State, Marshall #1 | 13,400 | 47938570 |
| 538609 | Nov 14, 2003 | Nov 14, 2003 | Virtex Petroleum Company, Inc. | Briscoe "D" #2028 | 5,250 | 47938569 |
| 538404 | Nov 14, 2003 | Nov 14, 2003 | Edge Petroleum Oper. Co., Inc. | Lundell Ranch #15RD | 11,500 | 47938564 |
| 538583 | Nov 13, 2003 | Nov 13, 2003 | EOG Resources, Inc. | Garner, Tully C. #65 | 7,100 | 47938568 |
| 538474 | Nov 13, 2003 | Nov 13, 2003 | Dewbre Petroleum Corporation | Gloria Garcia, et Al #1 | 1,200 | 47938566 |
| 538495 | Nov 12, 2003 | Nov 12, 2003 | EOG Resources, Inc. | Garner, Tully C. #68 | 7,100 | 47938567 |
| 538406 | Nov 11, 2003 | Nov 11, 2003 | Lewis Petro Properties, Inc. | Saunders 108 "H" #1H | 1,000 | 47938565 |
| 538253 | Nov 7, 2003 | Nov 7, 2003 | Calpine Natural Gas L.P. | Fausto #5 | 10,500 | 47937394 |
| 538200 | Nov 5, 2003 | Nov 5, 2003 | Conocophillips Company | Hirsch Estate 1772 #11 | 9,300 | 47938561 |
| 538199 | Nov 4, 2003 | Nov 4, 2003 | Conocophillips Company | Vaquillas Ranch L6 #211 | 9,600 | 47938560 |
| 538194 | Nov 3, 2003 | Nov 3, 2003 | Virtex Petroleum Company, Inc. | Garner #12 | 7,550 | 47938559 |
| 538133 | Nov 3, 2003 | Nov 3, 2003 | Kerns O & G, Inc. | Petty Ranch #1206 | 5,750 | 47937226 |
| 538109 | Oct 31, 2003 | Oct 31, 2003 | EOG Resources, Inc. | Slator Ranch "H" #2 | 11,700 | 47938558 |
| 538109Amendment | Oct 31, 2003 | Oct 31, 2003 | EOG Resources, Inc. | Slator Ranch "H" #2 | 11,700 | 47938558 |
| 538087 | Oct 31, 2003 | Oct 31, 2003 | Crimson Energy Company, LC | Neel #1A | 6,500 | 47938557 |
| 538087Amendment | Oct 31, 2003 | Oct 31, 2003 | Crimson Energy Company, LC | Neel #1A | 6,500 | 47938557 |
| 538029 | Oct 29, 2003 | Oct 29, 2003 | Virtex Petroleum Company, Inc. | Garner #13 | 7,600 | 47938556 |
| 537995 | Oct 29, 2003 | Oct 29, 2003 | Conocophillips Company | Dix Ranch A-1746 #14 | 8,850 | 47938555 |
| 537880 | Oct 29, 2003 | Oct 29, 2003 | Awp Operating Company | Booth, W. V. #10 | 7,000 | 47938550 |
| 537905 | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Brask #13 | 6,500 | 47938551 |
| 537905Amendment | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Brask #13 | 6,500 | 47938551 |
| 537904 | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Neel #2 | 6,500 | 47938552 |
| 537903 | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Brask "A" #2 | 6,500 | 47938554 |
| 537902 | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Brask "A" #1 | 6,500 | 47938553 |
| 537902Amendment | Oct 27, 2003 | Oct 27, 2003 | Crimson Energy Company, LC | Brask "A" #1 | 6,500 | 47938553 |
| 537784 | Oct 23, 2003 | Oct 23, 2003 | Killam Oil Co., Ltd. | Killam & Hurd Fee "2023" #2R | 8,000 | 47938549 |
| 537758 | Oct 21, 2003 | Oct 21, 2003 | EOG Resources, Inc. | Los Ojuelos Mineral Trust GU #1 | 13,150 | 47938548 |
| 537672 | Oct 20, 2003 | Oct 20, 2003 | Edge Petroleum Oper. Co., Inc. | Lundell Ranch #19 | 11,500 | 47938547 |
| 537606 | Oct 17, 2003 | Oct 17, 2003 | Crimson Energy Company, LC | Neel #1 | 6,500 | 47938546 |
| 537586 | Oct 17, 2003 | Oct 17, 2003 | Conocophillips Company | B.M.T. C #4 | 7,500 | 47938545 |
| 537580 | Oct 17, 2003 | Oct 17, 2003 | Conocophillips Company | Benavides, Rosa V. C #86 | 9,600 | 47938544 |
| 537521 | Oct 15, 2003 | Oct 15, 2003 | Conocophillips Company | Billings Heirs #1 | 9,850 | 47938543 |
| 537490 | Oct 15, 2003 | Oct 15, 2003 | Kerns O & G, Inc. | Petty Ranch #8034 | 5,900 | 47937362 |
| 537514 | Oct 14, 2003 | Oct 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #50 | 7,200 | 47938542 |
| 537513 | Oct 14, 2003 | Oct 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #60 | 7,200 | 47938541 |
| 537512 | Oct 14, 2003 | Oct 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #62 | 7,200 | 47938540 |
| 537511 | Oct 14, 2003 | Oct 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #63 | 7,200 | 47938539 |
| 537510 | Oct 14, 2003 | Oct 14, 2003 | EOG Resources, Inc. | Garner, Tully C. #71 | 7,200 | 47938538 |
| 537471 | Oct 14, 2003 | Oct 14, 2003 | Houston Exploration Company, The | McKendrick, W. H. #25 | 9,000 | 47938537 |
| 537471Amendment | Oct 14, 2003 | Oct 14, 2003 | Houston Exploration Company, The | McKendrick, W. H. #25 | 9,000 | 47938537 |
| 537474 | Oct 13, 2003 | Oct 13, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch "H" #2H | 12,000 | 47938536 |
| 537474Amendment | Oct 13, 2003 | Oct 13, 2003 | Lewis Petro Properties, Inc. | Galvan Ranch "H" #2H | 12,000 | 47938536 |
| 537420 | Oct 13, 2003 | Oct 13, 2003 | Conocophillips Company | Benavides, Rosa V. B1 #92 | 9,400 | 47938535 |
| 537359 | Oct 13, 2003 | Oct 13, 2003 | Killam Oil Co., Ltd. | Killam-Hurd-Bruni 447 #2 | 2,000 | 47938533 |
| 537374 | Oct 10, 2003 | Oct 10, 2003 | Crimson Energy Company, LC | Watson "A" #1 | 6,500 | 47938534 |
| 537360 | Oct 10, 2003 | Oct 10, 2003 | Calpine Natural Gas L.P. | Mayers, John #11 | 11,000 | 47938479 |
| 537362 | Oct 9, 2003 | Oct 9, 2003 | Ricochet Energy, Inc. | Running W. #5 | 12,000 | 47938532 |
| 537232 | Oct 8, 2003 | Oct 8, 2003 | Kerns O & G, Inc. | Petty Ranch #9020R | 5,500 | 47938531 |
| 537159 | Oct 7, 2003 | Oct 7, 2003 | Kerns O & G, Inc. | Petty Ranch #1219 | 5,500 | 47938530 |
| 537103 | Oct 3, 2003 | Oct 3, 2003 | Crimson Energy Company, LC | Brisco "J" #28 | 6,500 | 47938529 |
| 537102 | Oct 3, 2003 | Oct 3, 2003 | Crimson Energy Company, LC | Briscoe "J" #31 | 6,500 | 47938528 |
| 536931 | Oct 2, 2003 | Oct 2, 2003 | Kaiser-Francis Oil Company | Veterans Land Board #1 | 7,850 | 47931537 |
| 536900 | Oct 1, 2003 | Oct 1, 2003 | Conocophillips Company | Huisache Cattle Co. #8 | 11,800 | 47938527 |
| 536900Amendment | Oct 1, 2003 | Oct 1, 2003 | Conocophillips Company | Huisache Cattle Co. #8 | 11,800 | 47938527 |
| 536959 | Sep 30, 2003 | Sep 30, 2003 | Crimson Energy Company, LC | Rachel Foundation #1 | 6,500 | 47933596 |
| 536957 | Sep 30, 2003 | Sep 30, 2003 | Crimson Energy Company, LC | Rachel Foundation #2 | 6,500 | 47933748 |
| 536843 | Sep 26, 2003 | Sep 26, 2003 | Houston Exploration Company, The | Alexander, Charles #53 | 9,500 | 47938525 |
| 536843Amendment | Sep 26, 2003 | Sep 26, 2003 | Houston Exploration Company, The | Alexander, Charles #53 | 9,500 | 47938525 |
| 536842 | Sep 26, 2003 | Sep 26, 2003 | Houston Exploration Company, The | McKendrick, W. H. #27 | 8,700 | 47938526 |
| 536839 | Sep 26, 2003 | Sep 26, 2003 | Crimson Energy Company, LC | Briscoe "E" #174 | 6,500 | 47938524 |
| 536820 | Sep 25, 2003 | Sep 25, 2003 | Lewis Petro Properties, Inc. | Garner Ranch 1057 #7 | 7,000 | 47938523 |
| 536700 | Sep 25, 2003 | Sep 25, 2003 | Kerns O & G, Inc. | Gates Ranch "Y" #304 | 5,900 | 47938522 |
| 536758 | Sep 24, 2003 | Sep 24, 2003 | Lewis Petro Properties, Inc. | Beasley-Connevay Ranch #10 | 6,850 | 47931045 |
| 536757 | Sep 24, 2003 | Sep 24, 2003 | Lewis Petro Properties, Inc. | Beasley-Connevay Ranch #1 | 3,714 | 47904937 |
| 536584 | Sep 19, 2003 | Sep 19, 2003 | Conocophillips Company | B.M.T. A #22 | 11,250 | 47938521 |
| 536584Amendment | Sep 19, 2003 | Sep 19, 2003 | Conocophillips Company | B.M.T. A #22 | 11,250 | 47938521 |
| 536553 | Sep 18, 2003 | Sep 18, 2003 | Conocophillips Company | Vaquillas Ranch Co. S.G.U. #13 | 10,700 | 47938520 |
| 536547 | Sep 17, 2003 | Sep 17, 2003 | Virtex Petroleum Company, Inc. | Blocker Ranch "A" #8 | 5,800 | 47938519 |
| 536510 | Sep 17, 2003 | Sep 17, 2003 | Conocophillips Company | B.M.T. B #9 | 11,300 | 47938518 |
| 536014 | Sep 16, 2003 | Sep 16, 2003 | Calpine Natural Gas L.P. | Martin, J. C. 111 #3 | 9,400 | 47932375 |
| 536470 | Sep 15, 2003 | Sep 15, 2003 | Ricochet Energy, Inc. | Running, W. "A" #4 | 12,000 | 47938517 |
| 536355 | Sep 12, 2003 | Sep 12, 2003 | Crimson Energy Company, LC | Briscoe "J" #32 | 6,500 | 47938516 |
| 536353 | Sep 12, 2003 | Sep 12, 2003 | Houston Exploration Company, The | McKendrick, Cookie #5 | 9,500 | 47938514 |
| 536352 | Sep 12, 2003 | Sep 12, 2003 | Houston Exploration Company, The | Alexander, Charles #52 | 9,300 | 47938515 |
| 535364 | Sep 12, 2003 | Sep 12, 2003 | Conocophillips Company | Day #12 | 10,050 | 47938497 |
| 536243 | Sep 9, 2003 | Sep 9, 2003 | Lewis Petro Properties, Inc. | Garner Ranch 1058 #4 | 7,200 | 47938513 |
| 536115 | Sep 5, 2003 | Sep 5, 2003 | Conoco Inc. | Alexander, Charles C #32 | 9,500 | 47937039 |
| 536016 | Sep 4, 2003 | Sep 4, 2003 | Conocophillips Company | B. M. T. #168 | 10,160 | 47938511 |
| 536013 | Sep 4, 2003 | Sep 4, 2003 | Calpine Natural Gas L.P. | Martin, J. C. 111 #16 | 9,567 | 47936691 |
| 536013Amendment | Sep 4, 2003 | Sep 4, 2003 | Calpine Natural Gas L.P. | Martin, J. C. III #16 | 9,567 | 47936691 |
| 536022 | Sep 3, 2003 | Sep 3, 2003 | Killam Oil Co., Ltd. | Vaquillas-Borrego #12 | 10,000 | 47938512 |
| 535944 | Sep 2, 2003 | Sep 2, 2003 | Lewis Petro Properties, Inc. | Booth, W.V. et al "H" #10H | 10,300 | 47938510 |
| 535735 | Sep 2, 2003 | Sep 2, 2003 | Calpine Natural Gas L.P. | South Callaghan Ranch #52 | 7,850 | 47935333 |
| 535891 | Aug 29, 2003 | Aug 29, 2003 | Lewis Petro Properties, Inc. | Barreda-Gonzalez #1H | 10,200 | 47938509 |
| 535836 | Aug 28, 2003 | Aug 28, 2003 | Conocophillips Company | Dix Ranch A-1768 #13 | 8,800 | 47938508 |
| 535775 | Aug 26, 2003 | Aug 26, 2003 | Crimson Energy Company, LC | Briscoe "J" #27 | 6,500 | 47938507 |
| 535775Amendment | Aug 26, 2003 | Aug 26, 2003 | Crimson Energy Company, LC | Briscoe "J" #27 | 6,500 | 47938507 |
| 535695 | Aug 22, 2003 | Aug 22, 2003 | Richman Petroleum Corp. | Gonzales West #1 | 14,000 | 47938506 |
| 535666 | Aug 22, 2003 | Aug 22, 2003 | Houston Exploration Company, The | Leyendecker-221 #1 | 9,385 | 47938505 |
| 535658 | Aug 22, 2003 | Aug 22, 2003 | United Resources, LP | Vaquillas 1629 #6 | 9,000 | 47934978 |
| 535590 | Aug 20, 2003 | Aug 20, 2003 | Calpine Natural Gas L.P. | Stanford, P. H. #5 | 9,100 | 47938426 |