| 324562 | Dec 29, 1986 | Dec 29, 1986 | Erin Southwestern Oil Inc. | Archer | Aminex #8 | 5,600 | 00939675 |
| 323021 | Nov 12, 1986 | Nov 12, 1986 | Erin Southwestern Oil Inc. | Archer | Erin-Aminex A #7 | 5,600 | 00939646 |
| 320416 | Sep 19, 1986 | Sep 19, 1986 | Erin Southwestern Oil Inc. | Archer | Erin - Aminex #6 | 2,000 | 00939599 |
| 301970 | May 8, 1986 | May 8, 1986 | Erin Southwestern Oil Inc. | Archer | Erin-Aminex #5 | 5,800 | 00939545 |
| 297362 | Feb 11, 1986 | Feb 11, 1986 | Erin Southwestern Oil Inc. | Archer | Aminex Corp. "Archer" #4 | 5,800 | 00939486 |
| 291039 | Nov 21, 1985 | Nov 21, 1985 | Erin Southwestern Oil Inc. | Archer | Erin-Aminex #3 | 5,600 | 00939273 |
| 289526 | Oct 31, 1985 | Oct 31, 1985 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #6 | 2,800 | 05534012 |
| 288672 | Oct 28, 1985 | Oct 28, 1985 | Erin Southwestern Oil Inc. | Archer | Aminex Corp. "Archer" #2 | 5,800 | 00939164 |
| 283006 | Aug 20, 1985 | Aug 20, 1985 | Erin Southwestern Oil Inc. | Caldwell | Bandy #4 | 2,500 | 05533968 |
| 282581 | Aug 15, 1985 | Aug 15, 1985 | Erin Southwestern Oil Inc. | Caldwell | Bandy #3 | 2,500 | 05533966 |
| 274318 | May 8, 1985 | May 8, 1985 | Erin Southwestern Oil Inc. | Archer | Aminex Corp. "Archer" #1 | 5,800 | 00938903 |
| 261040 | Dec 12, 1984 | Dec 12, 1984 | Erin Southwestern Oil Inc. | Caldwell | Bandy #2 | 2,500 | 05533749 |
| 258365 | Nov 20, 1984 | Nov 20, 1984 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #3 | 2,800 | 05533725 |
| 260199 | Nov 20, 1984 | Nov 20, 1984 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #5 | 2,800 | 05533743 |
| 258358 | Nov 20, 1984 | Nov 20, 1984 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #4 | 2,800 | 05533724 |
| 252090 | Sep 20, 1984 | Sep 20, 1984 | Erin Southwestern Oil Inc. | Caldwell | Bandy #1 | 2,500 | 05533672 |
| 251378 | Sep 13, 1984 | Sep 13, 1984 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #5 | 2,800 | 05533668 |
| 245245 | Jul 18, 1984 | Jul 18, 1984 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #1 | 2,800 | 05533624 |
| 245244 | Jul 18, 1984 | Jul 18, 1984 | Erin Southwestern Oil Inc. | Caldwell | Purcell, C. E. #2 | 2,800 | 05533623 |
| 226232 | Dec 21, 1983 | Dec 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Allison #2 | 2,800 | 05533417 |
| 226233 | Dec 21, 1983 | Dec 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Allison #1 | 2,800 | 05533418 |
| 215195 | Sep 28, 1983 | Sep 28, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #17 | 3,000 | 05533415 |
| 213297 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #26 | 3,000 | 05533378 |
| 213295 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #25 | 3,000 | 05533377 |
| 213294 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #24 | 3,000 | 05533376 |
| 213293 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #23 | 3,000 | 05533375 |
| 213292 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #22 | 3,000 | 05533374 |
| 213282 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #21 | 3,000 | 05533367 |
| 213291 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #20 | 3,000 | 05533373 |
| 213290 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #19 | 3,000 | 05533372 |
| 213289 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #18 | 3,000 | 05533371 |
| 213287 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #16 | 3,000 | 05533370 |
| 213286 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #15 | 3,000 | 05533369 |
| 213284 | Sep 21, 1983 | Sep 21, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #14 | 3,000 | 05533368 |
| 197596 | Jun 7, 1983 | Jun 7, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #06 | 2,800 | 05532537 |
| 197051 | Jun 2, 1983 | Jun 2, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #04 | 2,800 | 05532538 |
| 197050 | Jun 2, 1983 | Jun 2, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #03 | 2,800 | 05532517 |
| 197047 | Jun 2, 1983 | Jun 2, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #05 | 2,800 | 05532518 |
| 196871 | Jun 1, 1983 | Jun 1, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #01 | 2,800 | 05532502 |
| 196868 | Jun 1, 1983 | Jun 1, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #02 | 2,800 | 05532501 |
| 196866 | Jun 1, 1983 | Jun 1, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #05 | 2,800 | 05532503 |
| 196865 | Jun 1, 1983 | Jun 1, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #06 | 2,800 | 05532504 |
| 195546 | May 18, 1983 | May 18, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #06 | 2,800 | 05533178 |
| 195545 | May 18, 1983 | May 18, 1983 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #05 | 2,800 | 05533177 |
| 193982 | May 10, 1983 | May 10, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #12 | 3,000 | 05533165 |
| 193976 | May 10, 1983 | May 10, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #13 | 3,000 | 05533164 |
| 193975 | May 10, 1983 | May 10, 1983 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #11 | 3,000 | 05533163 |
| 186892 | Feb 25, 1983 | Feb 25, 1983 | Erin Southwestern Oil Inc. | Archer | Erin-Farr #01 | 5,700 | 00936945 |
| 186891 | Feb 25, 1983 | Feb 25, 1983 | Erin Southwestern Oil Inc. | Archer | Erin-Smith #01 | 5,700 | 00936944 |
| 179045 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #10 | 3,000 | 05532971 |
| 179042 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #09 | 3,000 | 05532970 |
| 179041 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #08 | 3,000 | 05532969 |
| 179040 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #07 | 3,000 | 05532968 |
| 179038 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #06 | 3,000 | 05532967 |
| 179037 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #05 | 3,000 | 05532966 |
| 179035 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #01 | 3,000 | 05532965 |
| 179033 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #02 | 3,000 | 05532964 |
| 179031 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #03 | 3,000 | 05532963 |
| 179029 | Dec 1, 1982 | Dec 1, 1982 | Erin Southwestern Oil Inc. | Caldwell | Erin-Frazier #04 | 3,000 | 05532962 |
| 156915 | Apr 9, 1982 | Apr 9, 1982 | Erin Southwestern Oil Inc. | Caldwell | Westbrook #01 | 2,800 | 05532637 |
| 153257 | Mar 12, 1982 | Mar 12, 1982 | Erin Southwestern Oil Inc. | Wood | Bassi-Taylor #01 | 6,752 | 49931077 |
| 147212 | Jan 5, 1982 | Jan 5, 1982 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Kilgore #01 | 2,800 | 05532457 |
| 147209 | Jan 5, 1982 | Jan 5, 1982 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Kilgore #03 | 2,800 | 05532458 |
| 147201 | Jan 5, 1982 | Jan 5, 1982 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Kilgore #02 | 2,800 | 05532459 |
| 146857 | Dec 31, 1981 | Dec 31, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #04 | 2,800 | 05532538 |
| 146855 | Dec 31, 1981 | Dec 31, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #06 | 2,800 | 05532537 |
| 145774 | Dec 30, 1981 | Dec 30, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #05 | 2,800 | 05532518 |
| 145773 | Dec 30, 1981 | Dec 30, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #03 | 2,800 | 05532517 |
| 144927 | Dec 18, 1981 | Dec 18, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #08 | 2,800 | 05532505 |
| 144925 | Dec 18, 1981 | Dec 18, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #06 | 2,800 | 05532504 |
| 144923 | Dec 18, 1981 | Dec 18, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #05 | 2,800 | 05532503 |
| 144921 | Dec 18, 1981 | Dec 18, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #01 | 2,800 | 05532502 |
| 144917 | Dec 18, 1981 | Dec 18, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #02 | 2,800 | 05532501 |
| 144913 | Dec 7, 1981 | Dec 7, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #07 | 2,800 | 05532500 |
| 144904 | Dec 7, 1981 | Dec 7, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #04 | 2,800 | 05532498 |
| 144902 | Dec 7, 1981 | Dec 7, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Watts #03 | 2,800 | 05532497 |
| 135205 | Oct 1, 1981 | Oct 1, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #6 | 2,800 | 05532324 |
| 135202 | Oct 1, 1981 | Oct 1, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #5 | 2,800 | 05532323 |
| 132525 | Sep 8, 1981 | Sep 8, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Garrett #11 | 2,800 | 05532278 |
| 132524 | Sep 8, 1981 | Sep 8, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Garrett #9 | 2,800 | 05532277 |
| 125542 | Jul 17, 1981 | Jul 17, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #1 | 2,800 | 05532141 |
| 125541 | Jul 17, 1981 | Jul 17, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Bohanan #02 | 2,800 | 05532140 |
| 113741 | Apr 1, 1981 | Apr 1, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Garrett #10 | 2,800 | 05531687 |
| 132704 | Mar 3, 1981 | Mar 3, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #8 | 2,800 | 05531627 |
| 112783 | Mar 3, 1981 | Mar 3, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #7 | 2,800 | 05531626 |
| 109406 | Feb 23, 1981 | Feb 23, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Garrett #12 | 2,800 | 05531846 |
| 108210 | Feb 11, 1981 | Feb 11, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Maxwell #1 | 2,800 | 05531831 |
| 108208 | Feb 11, 1981 | Feb 11, 1981 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Maxwell #2 | 2,800 | 05531830 |
| 101908 | Dec 11, 1980 | Dec 11, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #9 | 2,800 | 05531688 |
| 101024 | Dec 5, 1980 | Dec 5, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #401 D | 3,300 | 05531666 |
| 100169 | Nov 24, 1980 | Nov 24, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #3 | 2,800 | 05531659 |
| 100109 | Nov 21, 1980 | Nov 21, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #4 | 2,800 | 05531654 |
| 93379 | Sep 19, 1980 | Sep 19, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi, Al #2 | 2,800 | 05531570 |
| 90846 | Aug 25, 1980 | Aug 25, 1980 | Erin Southwestern Oil Inc. | Caldwell | Bassi-Erin #1 | 2,800 | 05531552 |