| 526294 | Jan 8, 2003 | Jan 8, 2003 | Anadarko Petroleum Corp. | TXL 'P' #7 | 7,000 | 13538306 |
| 526278 | Jan 8, 2003 | Jan 8, 2003 | Anadarko Petroleum Corp. | Cummins, H.E. 'A' #7 | 7,000 | 13538305 |
| 526994 | Jan 7, 2003 | Jan 7, 2003 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #353 | 6,500 | 13538313 |
| 526993 | Jan 7, 2003 | Jan 7, 2003 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #352 | 6,500 | 13538312 |
| 526992 | Jan 7, 2003 | Jan 7, 2003 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #351 | 6,500 | 13538311 |
| 524418Amendment | Jan 6, 2003 | Jan 6, 2003 | Eureka Prospecting Company | Ratliff, Sallie W. "A" #1H | 11,500 | 13538263 |
| 524418Amendment | Jan 6, 2003 | Jan 6, 2003 | Eureka Prospecting Company | Ratliff, Sallie W. "A" #1 | 13,700 | 13538263 |
| 526780 | Dec 30, 2002 | Dec 30, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #315X | 7,100 | 13538308 |
| 526393 | Dec 19, 2002 | Dec 19, 2002 | Qualia, C. F. Operating Inc. | Connell 15 #1 | 7,600 | 13538307 |
| 526128 | Dec 17, 2002 | Dec 17, 2002 | Anadarko Petroleum Corp. | Slator -C- #2 | 9,762 | 13504583 |
| 526217 | Dec 11, 2002 | Dec 11, 2002 | Encore Operating, L.P. | East Cowden Grayburg Unit #95 | 4,700 | 13538304 |
| 525463 | Nov 27, 2002 | Nov 27, 2002 | Shell Pipeline Company LP | Cathodic Unit E-38 #1 | 400 | 13538294 |
| 525580 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1573 | 4,800 | 13538303 |
| 525579 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1572 | 4,800 | 13538302 |
| 525578 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1571 | 4,800 | 13538301 |
| 525577 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1570 | 4,800 | 13538300 |
| 525576 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1569 | 4,800 | 13538299 |
| 525576Amendment | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1569 | 4,800 | 13538299 |
| 525574 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1568 | 4,800 | 13538298 |
| 525573 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1567 | 4,800 | 13538297 |
| 525572 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1566 | 4,800 | 13538296 |
| 525571 | Nov 18, 2002 | Nov 18, 2002 | Occidental Permian Ltd. | North Cowden Unit #1565 | 4,800 | 13538295 |
| 525472 | Nov 13, 2002 | Nov 13, 2002 | BP America Production Company | Johnson, J. L. #2801 | 11,500 | 13538293 |
| 525242 | Nov 5, 2002 | Nov 5, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #B105 | 6,550 | 13538292 |
| 525198 | Nov 5, 2002 | Nov 5, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #U115 | 6,550 | 13538291 |
| 525047 | Oct 29, 2002 | Oct 29, 2002 | Phillips Petroleum Company | Frank -B- #40 | 6,750 | 13538290 |
| 525046 | Oct 29, 2002 | Oct 29, 2002 | Phillips Petroleum Company | Frank -B- #37 | 6,750 | 13538289 |
| 525044 | Oct 29, 2002 | Oct 29, 2002 | Phillips Petroleum Company | Frank -B- #36 | 6,750 | 13538288 |
| 525043 | Oct 29, 2002 | Oct 29, 2002 | Phillips Petroleum Company | Frank -B- #35 | 6,750 | 13538287 |
| 524965 | Oct 25, 2002 | Oct 25, 2002 | Phillips Petroleum Company | Frank -B- #34 | 6,750 | 13538286 |
| 524919 | Oct 24, 2002 | Oct 24, 2002 | Occidental Permian Ltd. | W. F. Cowden "A" #26 | 5,500 | 13538121 |
| 524852 | Oct 22, 2002 | Oct 22, 2002 | Phillips Petroleum Company | Frank -B- #33 | 6,750 | 13538285 |
| 524755 | Oct 21, 2002 | Oct 21, 2002 | BP America Production Company | Johnson Deep Unit #16 | 5,260 | 13533074 |
| 524675 | Oct 16, 2002 | Oct 16, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #348 | 6,500 | 13538283 |
| 524674 | Oct 16, 2002 | Oct 16, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #349 | 6,500 | 13538284 |
| 524521 | Oct 14, 2002 | Oct 14, 2002 | Sahara Operating Company | Smith "19" #5 | 5,300 | 13538279 |
| 524542 | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #316 | 7,100 | 13538282 |
| 524539 | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #315 | 7,100 | 13538281 |
| 524538 | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #314 | 7,100 | 13538280 |
| 524535 | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #313 | 7,100 | 13538278 |
| 524535Amendment | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #313 | 7,100 | 13538278 |
| 524533 | Oct 11, 2002 | Oct 11, 2002 | Anadarko Petroleum Corp. | Goldsmith Cummins Deep Unit #312 | 7,100 | 13538277 |
| 524385 | Oct 9, 2002 | Oct 9, 2002 | Sahara Operating Company | Smith "19" #1 | 5,300 | 13536903 |
| 524384 | Oct 9, 2002 | Oct 9, 2002 | Sahara Operating Company | Smith "19" #3 | 5,300 | 13536911 |
| 524418 | Oct 8, 2002 | Oct 8, 2002 | Eureka Prospecting Company | Ratliff, Sallie W. "A" #1 | 10,300 | 13538263 |
| 524365 | Oct 7, 2002 | Oct 7, 2002 | Anadarko Petroleum Corp. | TXL North Unit #883 | 7,100 | 13538276 |
| 524316 | Oct 4, 2002 | Oct 4, 2002 | Anadarko Petroleum Corp. | TXL North Unit #880 | 7,100 | 13538275 |
| 524315 | Oct 4, 2002 | Oct 4, 2002 | Anadarko Petroleum Corp. | TXL North Unit #881 | 7,100 | 13538274 |
| 524312 | Oct 4, 2002 | Oct 4, 2002 | Anadarko Petroleum Corp. | TXL North Unit #882 | 7,100 | 13538273 |
| 524311 | Oct 4, 2002 | Oct 4, 2002 | Anadarko Petroleum Corp. | TXL North Unit #884 | 7,100 | 13538272 |
| 524252 | Oct 2, 2002 | Oct 2, 2002 | BP America Production Company | Corrigan Cowden Unit #334 | 4,800 | 13538271 |
| 524251 | Oct 2, 2002 | Oct 2, 2002 | BP America Production Company | Corrigan Cowden Unit #335W | 4,800 | 13538270 |
| 524022 | Sep 25, 2002 | Sep 25, 2002 | Anadarko Petroleum Corp. | TXL South Unit #3730 | 6,900 | 13538269 |
| 524021 | Sep 25, 2002 | Sep 25, 2002 | Anadarko Petroleum Corp. | TXL South Unit #3729 | 6,900 | 13538268 |
| 524020 | Sep 25, 2002 | Sep 25, 2002 | Anadarko Petroleum Corp. | TXL South Unit #3728 | 6,900 | 13538267 |
| 524017 | Sep 25, 2002 | Sep 25, 2002 | Anadarko Petroleum Corp. | TXL South Unit #3727 | 6,900 | 13538266 |
| 524015 | Sep 25, 2002 | Sep 25, 2002 | Anadarko Petroleum Corp. | TXL South Unit #3726 | 6,900 | 13538265 |
| 523972 | Sep 24, 2002 | Sep 24, 2002 | Fasken Oil and Ranch, Ltd. | Fee "AH" #1 | 8,500 | 13538264 |
| 523972Amendment | Sep 24, 2002 | Sep 24, 2002 | Fasken Oil and Ranch, Ltd. | Fee "AH" #1 | 10,000 | 13538264 |
| 523972Amendment | Sep 24, 2002 | Sep 24, 2002 | Fasken Oil and Ranch, Ltd. | Fee "AH" #1 | 10,000 | 13538264 |
| 523871 | Sep 24, 2002 | Sep 24, 2002 | Four Star Oil and Gas Company | Headlee Devonian Unit #3812 | 13,263 | 13506724 |
| 522747 | Sep 20, 2002 | Sep 20, 2002 | Saga Pet. Ltd Liability Co of Co | Parker, J. E. #3 | 6,680 | 13503702 |
| 523853 | Sep 19, 2002 | Sep 19, 2002 | Occidental Permian Ltd. | North Cowden Unit #1563W | 4,800 | 13538262 |
| 523852 | Sep 19, 2002 | Sep 19, 2002 | Occidental Permian Ltd. | North Cowden Unit #1564 | 4,800 | 13538261 |
| 523782 | Sep 18, 2002 | Sep 18, 2002 | Fasken Oil and Ranch, Ltd. | Fee "ZG" #28 | 10,340 | 13534586 |
| 523677 | Sep 13, 2002 | Sep 13, 2002 | Turrentine Oil and Gas, Inc. | Foster, H. S. 15 #21 | 4,550 | 13538260 |
| 523604 | Sep 12, 2002 | Sep 12, 2002 | BTA Oil Producers | Vest -BCD- #2 W | 8,929 | 13508024 |
| 523524 | Sep 11, 2002 | Sep 11, 2002 | Phillips Petroleum Company | North Penwell Unit #214 | 4,900 | 13536543 |
| 523161 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #2117W | 4,000 | 13538253 |
| 523160 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #2114 | 4,000 | 13538259 |
| 523159 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #1814 | 4,000 | 13538258 |
| 523158 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #2116W | 4,000 | 13538257 |
| 523157 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #2115 | 4,000 | 13538256 |
| 523156 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #816 | 4,000 | 13538255 |
| 523155 | Aug 30, 2002 | Aug 30, 2002 | Energen Resources Corporation | East Penwell /San Andres/ Unit #815 | 4,000 | 13538254 |
| 523101 | Aug 26, 2002 | Aug 26, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #194 | 4,600 | 13538252 |
| 522857 | Aug 20, 2002 | Aug 20, 2002 | Rust Oil Corp. | Cowden Ranch 6 #11 | 5,800 | 13538251 |
| 522896 | Aug 19, 2002 | Aug 19, 2002 | Endeavor Energy Resources L.P. | Averitt "C" #1 | 9,817 | 13535355 |
| 522700 | Aug 14, 2002 | Aug 14, 2002 | Anadarko Petroleum Corp. | Goldsmith-Cummins/Deep/Unit #24 | 6,400 | 13500323 |
| 522700Amendment | Aug 14, 2002 | Aug 14, 2002 | Anadarko Petroleum Corp. | Goldsmith-Cummins/Deep/Unit #24 | 6,700 | 13500323 |
| 522699 | Aug 14, 2002 | Aug 14, 2002 | Anadarko Petroleum Corp. | Goldsmith-Cummins/Deep/Unit #22 | 6,400 | 13500326 |
| 522653 | Aug 9, 2002 | Aug 9, 2002 | Dominion Oklahoma Texas E&P, Inc | Moss #6 | 12,320 | 13532739 |
| 521871 | Aug 8, 2002 | Aug 8, 2002 | Occidental Permian Ltd. | South Foster Unit #215 | 4,600 | 13538242 |
| 520326 | Aug 5, 2002 | Aug 5, 2002 | Mobil Pipe Line Co. | Halley-Midland #41HM | 620 | 13538250 |
| 522392 | Aug 1, 2002 | Aug 1, 2002 | Chevron U. S. A. Inc. | Connell Mgmt. #1 | 7,500 | 13538249 |
| 522358 | Jul 31, 2002 | Jul 31, 2002 | Fasken Oil and Ranch, Ltd. | Fee "ZG" #31 | 9,900 | 13534614 |
| 521973 | Jul 25, 2002 | Jul 25, 2002 | Four Star Oil and Gas Company | Headlee Devonian Unit #3811 | 13,114 | 13506721 |
| 521827 | Jul 12, 2002 | Jul 12, 2002 | Chevron U. S. A. Inc. | Goldsmith, C. A. et Al #982 | 9,800 | 13510777 |
| 521709 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #347 | 6,500 | 13538247 |
| 521708 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #346 | 6,500 | 13538246 |
| 521707 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #345 | 6,500 | 13538245 |
| 521706 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #344 | 6,500 | 13538244 |
| 521705 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #343 | 6,500 | 13538243 |
| 521704 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Witcher, J. E. 19 #1 | 10,000 | 13538248 |
| 521704Amendment | Jul 10, 2002 | Jul 10, 2002 | OXY USA WTP LP | Witcher, J. E. 19 #1 | 10,000 | 13538248 |
| 521606 | Jul 10, 2002 | Jul 10, 2002 | Maynard Oil Co. | Depco-Slator -24- #1 | 4,800 | 13535358 |
| 521073 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Addis, F. V. C #6 | 4,900 | 13538236 |
| 521072 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | Addis, F. V. D #8 | 4,900 | 13538237 |
| 520992 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | South Foster Unit #214 | 4,600 | 13538227 |
| 520989 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | South Foster Unit #213 | 4,600 | 13538226 |