| 540438 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #318 | 4,500 | 13538548 |
| 540437 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #1316 | 4,500 | 13538554 |
| 540436 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #326 | 4,500 | 13538553 |
| 540435 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #412 | 4,500 | 13538550 |
| 540434 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #413 | 4,500 | 13538551 |
| 540433 | Jan 7, 2004 | Jan 7, 2004 | Energen Resources Corporation | East Penwell/San Andres/Unit #414 | 4,500 | 13538552 |
| 540208 | Dec 30, 2003 | Dec 30, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2120 | 7,000 | 13538546 |
| 540207 | Dec 30, 2003 | Dec 30, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1227 | 7,000 | 13538545 |
| 540140 | Dec 29, 2003 | Dec 29, 2003 | OXY USA WTP LP | Scimitar #4 | 9,000 | 13538544 |
| 540083 | Dec 23, 2003 | Dec 23, 2003 | Anadarko Petroleum Corp. | TXL South Unit #408 | 7,000 | 13538542 |
| 540083Amendment | Dec 23, 2003 | Dec 23, 2003 | Anadarko Petroleum Corp. | TXL South Unit #408 | 7,000 | 13538542 |
| 539925 | Dec 23, 2003 | Dec 23, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2121 | 7,000 | 13538543 |
| 539925Amendment | Dec 23, 2003 | Dec 23, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2121 | 7,000 | 13538543 |
| 540081 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1116 | 7,000 | 13538541 |
| 540080 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1311 | 7,000 | 13538540 |
| 540080Amendment | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1311 | 7,000 | 13538540 |
| 540079 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1310 | 7,000 | 13538539 |
| 540079Amendment | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1310 | 7,000 | 13538539 |
| 540077 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1234 | 7,000 | 13538538 |
| 540077Amendment | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1234 | 7,000 | 13538538 |
| 539942 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2222 | 7,000 | 13538537 |
| 539942Amendment | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2222 | 7,000 | 13538537 |
| 539929 | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2221 | 7,000 | 13538536 |
| 539929Amendment | Dec 22, 2003 | Dec 22, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2221 | 7,000 | 13538536 |
| 539917 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1233 | 7,000 | 13538535 |
| 539917Amendment | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1233 | 7,000 | 13538535 |
| 539916 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1232 | 7,000 | 13538534 |
| 539916Amendment | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1232 | 7,000 | 13538534 |
| 539915 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1231 | 7,000 | 13538533 |
| 539915Amendment | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1231 | 7,000 | 13538533 |
| 539908 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1230 | 7,000 | 13538532 |
| 539908Amendment | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1230 | 7,000 | 13538532 |
| 539905 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1229 | 7,000 | 13538531 |
| 539905Amendment | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1229 | 7,000 | 13538531 |
| 539872 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2709 | 7,000 | 13538530 |
| 539871 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2223 | 7,000 | 13538529 |
| 539870 | Dec 19, 2003 | Dec 19, 2003 | Anadarko Petroleum Corp. | TXL South Unit #2708 | 7,000 | 13538528 |
| 539758 | Dec 17, 2003 | Dec 17, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1409 | 7,000 | 13538527 |
| 539758Amendment | Dec 17, 2003 | Dec 17, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1409 | 7,000 | 13538527 |
| 539758Amendment | Dec 17, 2003 | Dec 17, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1409 | 7,000 | 13538527 |
| 539699 | Dec 16, 2003 | Dec 16, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1312 | 7,000 | 13538526 |
| 539699Amendment | Dec 16, 2003 | Dec 16, 2003 | Anadarko Petroleum Corp. | TXL South Unit #1312 | 7,000 | 13538526 |
| 537932 | Dec 15, 2003 | Dec 15, 2003 | Eureka Prospecting Company | Ratiff, Sallie W. #B 1 | 13,850 | 13505003 |
| 539453 | Dec 9, 2003 | Dec 9, 2003 | OXY USA WTP LP | Foster F #3 | 9,500 | 13538524 |
| 539453Amendment | Dec 9, 2003 | Dec 9, 2003 | OXY USA WTP LP | Foster F #3 | 9,500 | 13538524 |
| 539452 | Dec 9, 2003 | Dec 9, 2003 | OXY USA WTP LP | TXL K #4 | 9,500 | 13538525 |
| 539185 | Dec 4, 2003 | Dec 4, 2003 | Conocophillips Company | Frank -B- #45 | 6,550 | 13538523 |
| 539184 | Dec 4, 2003 | Dec 4, 2003 | Conocophillips Company | Frank -B- #44 | 6,550 | 13538522 |
| 539144 | Dec 2, 2003 | Dec 2, 2003 | OXY USA WTP LP | Meteor Crater B #3 | 9,500 | 13538520 |
| 539143 | Dec 2, 2003 | Dec 2, 2003 | OXY USA WTP LP | TXL AC #1 | 9,500 | 13538519 |
| 539107 | Dec 2, 2003 | Dec 2, 2003 | EOG Resources, Inc. | Yarbrough& Allen #2HH | 9,250 | 13538518 |
| 538781 | Nov 25, 2003 | Nov 25, 2003 | Saga Pet. Ltd Liability Co of Co | TXL 13 #17 | 5,000 | 13535948 |
| 537815 | Nov 25, 2003 | Nov 25, 2003 | Encore Operating, L.P. | East Cowden Grayburg Unit #4H | 4,420 | 13508823 |
| 538924 | Nov 21, 2003 | Nov 21, 2003 | Alto Minerals, Inc. | Cowden, Emma "D" #29 | 4,500 | 13537380 |
| 537817 | Nov 21, 2003 | Nov 21, 2003 | Encore Operating, L.P. | East Cowden Grayburg Unit #35H | 4,597 | 13531608 |
| 537817Amendment | Nov 21, 2003 | Nov 21, 2003 | Encore Operating, L.P. | East Cowden Grayburg Unit #35H | 4,597 | 13531608 |
| 537805 | Nov 19, 2003 | Nov 19, 2003 | Encore Operating, L.P. | East Cowden Grayburg Unit #16H | 4,437 | 13508349 |
| 538389 | Nov 7, 2003 | Nov 7, 2003 | Alto Minerals, Inc. | Emma Cowden "D" #24 | 5,350 | 13502618 |
| 538277 | Nov 4, 2003 | Nov 4, 2003 | Alto Minerals, Inc. | Cowden, Emma "D" #27 | 5,350 | 13536755 |
| 537839 | Oct 29, 2003 | Oct 29, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #2910 | 6,100 | 13538516 |
| 537840 | Oct 24, 2003 | Oct 24, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #2908 | 6,100 | 13538517 |
| 537696 | Oct 23, 2003 | Oct 23, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #3503 | 6,100 | 13538515 |
| 537695 | Oct 22, 2003 | Oct 22, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #3504 | 6,100 | 13538514 |
| 537665 | Oct 20, 2003 | Oct 20, 2003 | OXY USA WTP LP | Foster 8 #1 | 9,500 | 13538513 |
| 537664 | Oct 20, 2003 | Oct 20, 2003 | Occidental Permian Ltd. | Goldsmth-Landreth/Deep/Unit #355 | 6,500 | 13538512 |
| 537663 | Oct 20, 2003 | Oct 20, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth/Deep/Unit #361 | 6,500 | 13538511 |
| 537520 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth/Deep/Unit #360 | 6,500 | 13538510 |
| 537519 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #357 | 6,500 | 13538507 |
| 537518 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth/Deep/Unit #359 | 6,500 | 13538509 |
| 537517 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth / Deep/ Unit #356 | 6,500 | 13538505 |
| 537516 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Golsmith-Landreth/Deep/Unit #358 | 6,500 | 13538508 |
| 537515 | Oct 14, 2003 | Oct 14, 2003 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #354 | 6,500 | 13538506 |
| 537441 | Oct 14, 2003 | Oct 14, 2003 | Conocophillips Company | Goldsmith Andector Unit #E 95 | 6,550 | 13538504 |
| 537440 | Oct 14, 2003 | Oct 14, 2003 | Conocophillips Company | Goldsmith Andector Unit #F105 | 6,550 | 13538503 |
| 537438 | Oct 14, 2003 | Oct 14, 2003 | Conocophillips Company | Goldsmith Andector Unit #E 85 | 6,550 | 13538502 |
| 537437 | Oct 14, 2003 | Oct 14, 2003 | Conocophillips Company | Goldsmith Andector Unit #Q105 | 6,550 | 13538501 |
| 537436 | Oct 14, 2003 | Oct 14, 2003 | Conocophillips Company | Goldsmith Andector Unit #J 85 | 6,550 | 13538500 |
| 535674 | Oct 13, 2003 | Oct 13, 2003 | Incline Energy | Connell, Arco "D" #17 | 9,157 | 13501497 |
| 537196 | Oct 8, 2003 | Oct 8, 2003 | Lario Oil & Gas Company | Tubb, J. B. "D" #3 | 4,613 | 13504755 |
| 536865 | Oct 2, 2003 | Oct 2, 2003 | Energen Resources Corporation | East Penwell/San Andres/ Unit #411 | 4,500 | 13538498 |
| 536863 | Oct 1, 2003 | Oct 1, 2003 | Energen Resources Corporation | East Penwell/San Andres/Unit #316 | 4,500 | 13538496 |
| 536862 | Oct 1, 2003 | Oct 1, 2003 | Energen Resources Corporation | East Penwell/San Andres/Unit #317 | 4,500 | 13538495 |
| 536964 | Sep 30, 2003 | Sep 30, 2003 | OXY USA WTP LP | Cross G #2 | 10,900 | 13535904 |
| 536866 | Sep 30, 2003 | Sep 30, 2003 | Energen Resources Corporation | East Penwell/San Andress/Unit #410 | 4,500 | 13538499 |
| 536864 | Sep 30, 2003 | Sep 30, 2003 | Energen Resources Corporation | East Penwell/San Andres/Unit #409 | 4,500 | 13538497 |
| 536258 | Sep 10, 2003 | Sep 10, 2003 | OXY USA WTP LP | Meteor Crater A #2 | 9,500 | 13538494 |
| 536201 | Sep 9, 2003 | Sep 9, 2003 | Permian Resources, Inc. | Slat #11 | 9,800 | 13538493 |
| 536086 | Sep 4, 2003 | Sep 4, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #408 | 6,100 | 13538492 |
| 536086Amendment | Sep 4, 2003 | Sep 4, 2003 | Neg Operating LLC | Goldsmith Adobe Unit #408 | 6,100 | 13538492 |
| 536023 | Sep 3, 2003 | Sep 3, 2003 | Brown, Geo. R Partnership,lp,the | Richardson #1 | 8,500 | 13538491 |
| 535841 | Aug 29, 2003 | Aug 29, 2003 | Chevron U. S. A. Inc. | Goldsmith, C. A. et Al #1261 | 6,345 | 13530288 |
| 535840 | Aug 29, 2003 | Aug 29, 2003 | Chevron U. S. A. Inc. | Goldsmith, C. A. et Al #1194 | 6,500 | 13530131 |
| 535818 | Aug 29, 2003 | Aug 29, 2003 | Eureka Prospecting Company | Ratliff, Sallie W. #6 | 14,000 | 13505002 |
| 535839 | Aug 28, 2003 | Aug 28, 2003 | Chevron U. S. A. Inc. | Goldsmith, C. A. et Al #1060 | 6,350 | 13520054 |
| 535273 | Aug 13, 2003 | Aug 13, 2003 | Occidental Permian Ltd. | Cowden, Elliott F. -B- #99 | 9,465 | 13534485 |
| 534119 | Aug 4, 2003 | Aug 4, 2003 | Phillips Pipe Line Co. | Cathodic #O400 | 355 | 13538476 |
| 534137 | Jul 30, 2003 | Jul 30, 2003 | Laguna Petroleum Corporation | Foster-Pegues Unit #19 | 4,600 | 13538475 |
| 534136 | Jul 30, 2003 | Jul 30, 2003 | Laguna Petroleum Corporation | Foster-Pegues Unit #18 | 4,600 | 13538474 |
| 534133 | Jul 30, 2003 | Jul 30, 2003 | Laguna Petroleum Corporation | Foster-Pegues Unit #17 | 4,600 | 13538473 |
| 534598 | Jul 28, 2003 | Jul 28, 2003 | Four Star Oil and Gas Company | Headlee Devonian Unit #55HH | 14,000 | 13538490 |