| 73159 | Feb 19, 1980 | Feb 19, 1980 | American Petrofina Co. of Tex. | Titus | Pewitt "I" #12 | 4,700 | 44930242 |
| 73157 | Feb 19, 1980 | Feb 19, 1980 | American Petrofina Co. of Tex. | Titus | Pewitt "I" #13 | 4,750 | 44930243 |
| 72903 | Feb 19, 1980 | Feb 19, 1980 | American Petrofina Co. of Tex. | Rusk | Miller, Freeman Gas Unit No. 2 #1 | 11,000 | 40130930 |
| 72793 | Feb 15, 1980 | Feb 15, 1980 | American Petrofina Co. of Tex. | Shackelford | Morris, J. P. "R" #8 | 1,700 | 41733216 |
| 73350 | Feb 12, 1980 | Feb 12, 1980 | American Petrofina Co. of Tex. | Smith | Arnold Gas Unit #2 #1 | 12,100 | 42330395 |
| 72215 | Feb 8, 1980 | Feb 8, 1980 | American Petrofina Co. of Tex. | Kleberg | State Tract 169 #2 | 10,278 | 27330380 |
| 72127 | Feb 6, 1980 | Feb 6, 1980 | American Petrofina Co. of Tex. | Calhoun | Meeks, D. W. et Al #1 | 9,350 | 05730978 |
| 71707 | Feb 5, 1980 | Feb 5, 1980 | American Petrofina Co. of Tex. | Rusk | Wylie #2 | 7,650 | 40130923 |
| 71543 | Feb 4, 1980 | Feb 4, 1980 | American Petrofina Co. of Tex. | Titus | Pewitt "D" #10 | 4,750 | 44930244 |
| 71202 | Jan 30, 1980 | Jan 30, 1980 | American Petrofina Co. of Tex. | Shackelford | Matthews "C" #81 | 1,000 | 41733197 |
| 70428 | Jan 22, 1980 | Jan 22, 1980 | American Petrofina Co. of Tex. | Calhoun | Bonarden, A. E. #1 | 8,011 | 05730970 |
| 70272 | Jan 21, 1980 | Jan 21, 1980 | American Petrofina Co. of Tex. | Refugio | Heard, F.V.W. #2 | 4,450 | 39100942 |
| 68768 | Jan 7, 1980 | Jan 7, 1980 | American Petrofina Co. of Tex. | Nueces | Calallen #3 | 7,700 | 35500919 |
| 69137 | Jan 4, 1980 | Jan 4, 1980 | American Petrofina Co. of Tex. | Titus | Pewitt "I" #10 | 4,650 | 44930238 |
| 69136 | Jan 4, 1980 | Jan 4, 1980 | American Petrofina Co. of Tex. | Titus | Pewitt "I" #11 | 4,650 | 44930237 |
| 67988 | Dec 31, 1979 | Dec 31, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "B" #1 | 2,700 | 18731077 |
| 67728 | Dec 28, 1979 | Dec 28, 1979 | American Petrofina Co. of Tex. | Galveston | Stewart, Maco Unit #1 | 13,000 | 16730759 |
| 67222 | Dec 19, 1979 | Dec 19, 1979 | American Petrofina Co. of Tex. | Smith | Arnold Gas Unit #2 #1 | 12,100 | 42330395 |
| 66696 | Dec 12, 1979 | Dec 12, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #906 | 3,000 | 33531604 |
| 65345 | Dec 3, 1979 | Dec 3, 1979 | American Petrofina Co. of Tex. | Smith | Woolf #1R | 8,310 | 42301023 |
| 65546 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #315 | 3,080 | 16931097 |
| 65544 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #206 | 3,080 | 16931096 |
| 65540 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #209 | 3,080 | 16931099 |
| 65025 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #125 | 3,080 | 16931101 |
| 65022 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #210 | 3,080 | 16931098 |
| 65020 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #124 | 3,080 | 16931100 |
| 64990 | Nov 19, 1979 | Nov 19, 1979 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #316 | 3,080 | 16931095 |
| 61921 | Oct 25, 1979 | Oct 25, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #5-1W | 2,900 | 33531567 |
| 61920 | Oct 25, 1979 | Oct 25, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #11-1W | 2,900 | 33531568 |
| 61537 | Oct 23, 1979 | Oct 23, 1979 | American Petrofina Co. of Tex. | Howard | Foster, W. L. #7 | 2,900 | 22732010 |
| 61513 | Oct 22, 1979 | Oct 22, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #807 | 2,900 | 33531565 |
| 61512 | Oct 22, 1979 | Oct 22, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #203 | 2,900 | 33531564 |
| 61506 | Oct 22, 1979 | Oct 22, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #504 | 2,900 | 33531563 |
| 60711 | Oct 16, 1979 | Oct 16, 1979 | American Petrofina Co. of Tex. | Deaf Smith | McFarland, J.G. #1 | 9,700 | 11730100 |
| 60697 | Oct 16, 1979 | Oct 16, 1979 | American Petrofina Co. of Tex. | Franklin | Terry, J. K. #18 | 4,550 | 15930222 |
| 60142 | Oct 10, 1979 | Oct 10, 1979 | American Petrofina Co. of Tex. | Howard | Jackson, John #3 | 8,227 | 22700771 |
| 60020 | Oct 9, 1979 | Oct 9, 1979 | American Petrofina Co. of Tex. | Goliad | Jablonski Unit #2 | 5,314 | 17531242 |
| 59310 | Sep 28, 1979 | Sep 28, 1979 | American Petrofina Co. of Tex. | Rusk | Wylie Gas Unit #1 | 11,000 | 40130861 |
| 59046 | Sep 27, 1979 | Sep 27, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #30 | 2,700 | 18730998 |
| 58394 | Sep 12, 1979 | Sep 12, 1979 | American Petrofina Co. of Tex. | Crane | Barnsley "B" #2 | 4,664 | 10310287 |
| 56558 | Aug 28, 1979 | Aug 28, 1979 | American Petrofina Co. of Tex. | Shackelford | Morris "M" #52 | 1,700 | 41732984 |
| 57471 | Aug 21, 1979 | Aug 21, 1979 | American Petrofina Co. of Tex. | Titus | Pewitt "B" #11 | 4,800 | 44930223 |
| 57470 | Aug 21, 1979 | Aug 21, 1979 | American Petrofina Co. of Tex. | Titus | Pewitt "H" #8 | 4,700 | 44930222 |
| 57469 | Aug 21, 1979 | Aug 21, 1979 | American Petrofina Co. of Tex. | Titus | Pewitt "D" #9 | 4,700 | 44930224 |
| 56106 | Aug 21, 1979 | Aug 21, 1979 | American Petrofina Co. of Tex. | Goliad | Reed, Addie Bell #2 | 5,400 | 17531246 |
| 55626 | Aug 15, 1979 | Aug 15, 1979 | American Petrofina Co. of Tex. | Shackelford | Morris "R" #7 | 1,700 | 41732968 |
| 55624 | Aug 15, 1979 | Aug 15, 1979 | American Petrofina Co. of Tex. | Shackelford | Morris "R" #6 | 1,700 | 41732967 |
| 55622 | Aug 15, 1979 | Aug 15, 1979 | American Petrofina Co. of Tex. | Shackelford | Morris "R" #5 | 1,700 | 41732966 |
| 54743 | Aug 7, 1979 | Aug 7, 1979 | American Petrofina Co. of Tex. | Goliad | Jablonski Unit #2 | 5,400 | 17531242 |
| 54622 | Aug 6, 1979 | Aug 6, 1979 | American Petrofina Co. of Tex. | Titus | Pewitt "H" #1 D | 4,825 | 44980263 |
| 53855 | Jul 27, 1979 | Jul 27, 1979 | American Petrofina Co. of Tex. | Crockett | Baggett "C" #2 | 8,677 | 10500467 |
| 53599 | Jul 24, 1979 | Jul 24, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #29 | 2,700 | 18730952 |
| 53126 | Jul 17, 1979 | Jul 17, 1979 | American Petrofina Co. of Tex. | Young | Brimhall "A" #3 | 4,760 | 50300004 |
| 51475 | Jun 21, 1979 | Jun 21, 1979 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #302 | 2,950 | 33531494 |
| 49220 | May 24, 1979 | May 24, 1979 | American Petrofina Co. of Tex. | Chambers | Miller, A. L. B #2 | 12,000 | 07100984 |
| 48338 | May 11, 1979 | May 11, 1979 | American Petrofina Co. of Tex. | San Patricio | Baldwin, J. C. #5 | 6,062 | 40903248 |
| 48276 | May 10, 1979 | May 10, 1979 | American Petrofina Co. of Tex. | Sterling | Reed "D" #2 | 8,000 | 43130787 |
| 47731 | May 3, 1979 | May 3, 1979 | American Petrofina Co. of Tex. | Pecos | Hinde, H. K. #2 | 9,838 | 37132764 |
| 46758 | Apr 19, 1979 | Apr 19, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #28 | 2,700 | 18730927 |
| 46420 | Apr 13, 1979 | Apr 13, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "A" #47 | 2,655 | 18780828 |
| 46418 | Apr 13, 1979 | Apr 13, 1979 | American Petrofina Co. of Tex. | Guadalupe | Denman "A" #3 | 2,583 | 18780827 |
| 45694 | Apr 4, 1979 | Apr 4, 1979 | American Petrofina Co. of Tex. | Crane | Tubb "A" #19 | 4,725 | 10332036 |
| 45463 | Mar 30, 1979 | Mar 30, 1979 | American Petrofina Co. of Tex. | Calhoun | Smith, Irma May #3 | 9,400 | 05730904 |
| 44901 | Mar 22, 1979 | Mar 22, 1979 | American Petrofina Co. of Tex. | Nueces | Union Central Life Ins. Co. "B" #1 | 7,168 | 35581901 |
| 44538 | Mar 16, 1979 | Mar 16, 1979 | American Petrofina Co. of Tex. | Archer | West Vogtsberger #16 | 4,900 | 00933631 |
| 43694 | Mar 5, 1979 | Mar 5, 1979 | American Petrofina Co. of Tex. | Refugio | Fox, W. J. (Tract 1) #6 | 6,600 | 39131314 |
| 43123 | Feb 26, 1979 | Feb 26, 1979 | American Petrofina Co. of Tex. | Throckmorton | Bailes-Parmenter-Jones Unit #1 #6 | 4,750 | 44731853 |
| 39713 | Dec 28, 1978 | Dec 28, 1978 | American Petrofina Co. of Tex. | Bee | Elliot, Herbert #1 | 6,000 | 02531041 |
| 39480 | Dec 22, 1978 | Dec 22, 1978 | American Petrofina Co. of Tex. | Smith | Arnold Gas Unit #1 | 12,400 | 42330354 |
| 38921 | Dec 14, 1978 | Dec 14, 1978 | American Petrofina Co. of Tex. | Howard | Read, C.D. #9 | 3,000 | 22731713 |
| 38214 | Dec 6, 1978 | Dec 6, 1978 | American Petrofina Co. of Tex. | Chambers | Edmonds #1 | 11,500 | 07130912 |
| 37989 | Dec 4, 1978 | Dec 4, 1978 | American Petrofina Co. of Tex. | Nueces | Calallen #3 | 7,700 | 35500919 |
| 36627 | Nov 6, 1978 | Nov 6, 1978 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #414 | 3,000 | 16930983 |
| 36626 | Nov 6, 1978 | Nov 6, 1978 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #111 | 3,000 | 16930982 |
| 36625 | Nov 6, 1978 | Nov 6, 1978 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #205 | 3,000 | 16930984 |
| 36624 | Nov 6, 1978 | Nov 6, 1978 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #413 | 3,000 | 16930981 |
| 36169 | Nov 3, 1978 | Nov 3, 1978 | American Petrofina Co. of Tex. | Guadalupe | Denmam "A" #21 | 2,590 | 18780353 |
| 36168 | Nov 3, 1978 | Nov 3, 1978 | American Petrofina Co. of Tex. | Guadalupe | Denman "A" #23 | 2,568 | 18780355 |
| 35823 | Oct 27, 1978 | Oct 27, 1978 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #202 | 3,350 | 33531410 |
| 35822 | Oct 27, 1978 | Oct 27, 1978 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #406 | 2,900 | 33531409 |
| 35556 | Oct 25, 1978 | Oct 25, 1978 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #503 | 2,900 | 33531407 |
| 35080 | Oct 19, 1978 | Oct 19, 1978 | American Petrofina Co. of Tex. | Calhoun | Smith, Irma May et Al #1 | 8,950 | 05700443 |
| 34834 | Oct 17, 1978 | Oct 17, 1978 | American Petrofina Co. of Tex. | Throckmorton | Bailes, Rosalynne #2 | 4,900 | 44731764 |
| 34284 | Oct 6, 1978 | Oct 6, 1978 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #22 | 2,625 | 18730425 |
| 33165 | Sep 21, 1978 | Sep 21, 1978 | American Petrofina Co. of Tex. | Calhoun | Smith, Irma May et Al #1 | 8,950 | 05700443 |
| 32367 | Sep 11, 1978 | Sep 11, 1978 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #27 | 2,700 | 18730864 |
| 32366 | Sep 11, 1978 | Sep 11, 1978 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #26 | 2,700 | 18730863 |
| 31469 | Aug 21, 1978 | Aug 21, 1978 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #123 | 3,100 | 16930946 |
| 31467 | Aug 21, 1978 | Aug 21, 1978 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #122 | 3,100 | 16930945 |
| 30974 | Aug 21, 1978 | Aug 21, 1978 | American Petrofina Co. of Tex. | Deaf Smith | Brown, Eva #1 | 9,400 | 11730099 |
| 30968 | Aug 21, 1978 | Aug 21, 1978 | American Petrofina Co. of Tex. | Deaf Smith | Reinaver, John #1 | 9,300 | 11730097 |
| 30663 | Aug 15, 1978 | Aug 15, 1978 | American Petrofina Co. of Tex. | Smith | Woolf, Mollie Gas Unit #1 | 12,500 | 42380209 |
| 29983 | Jul 25, 1978 | Jul 25, 1978 | American Petrofina Co. of Tex. | Duval | Welder, J. F. Heirs C #2 | 3,115 | 13182138 |
| 28794 | Jul 20, 1978 | Jul 20, 1978 | American Petrofina Co. of Tex. | Hidalgo | Ramey, Alex Unit 1 #5 | 10,500 | 21530864 |
| 28496 | Jul 14, 1978 | Jul 14, 1978 | American Petrofina Co. of Tex. | Nueces | Chicago Land Bank #1 | 6,879 | 35500500 |
| 27683 | Jun 30, 1978 | Jun 30, 1978 | American Petrofina Co. of Tex. | Duval | Drummond -A- #16 | 2,496 | 13182130 |
| 27193 | Jun 23, 1978 | Jun 23, 1978 | American Petrofina Co. of Tex. | Ector | East Penwell (San Andres) Unit #1810 | 3,700 | 13533021 |
| 27192 | Jun 23, 1978 | Jun 23, 1978 | American Petrofina Co. of Tex. | Ector | East Penwell (San Andres) Unit #809 | 3,725 | 13533020 |
| 27187 | Jun 23, 1978 | Jun 23, 1978 | American Petrofina Co. of Tex. | Ector | East Penwell(san Andres) Unit #309 | 3,750 | 13533019 |
| 24499 | May 17, 1978 | May 17, 1978 | American Petrofina Co. of Tex. | Calhoun | Smith, Irma May #2 | 9,400 | 05730837 |