| 368236Amendment | Jan 5, 1990 | Jan 5, 1990 | Ashtola Exploration Company,inc. | Throckmorton | Buckler Trust "233" Unit #1 | 4,645 | 44735063 |
| 367037 | Nov 29, 1989 | Nov 29, 1989 | Ashtola Exploration Company,inc. | Jack | Brown, Jack #1 | 5,600 | 23737686 |
| 365628 | Oct 30, 1989 | Oct 30, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Condron #5 | 4,550 | 44733415 |
| 365402 | Oct 20, 1989 | Oct 20, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Gilbreath "2204" #3 | 4,999 | 44735046 |
| 364778 | Oct 5, 1989 | Oct 5, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Armstrong Unit #2 | 4,999 | 44735038 |
| 364358 | Sep 29, 1989 | Sep 29, 1989 | Ashtola Exploration Company,inc. | Young | Hardin-Fortune #1 | 4,629 | 50339428 |
| 361797 | Jul 21, 1989 | Jul 21, 1989 | Ashtola Exploration Company,inc. | Young | Bullock "423" - "A" #1 | 4,999 | 50340053 |
| 360582 | Jun 22, 1989 | Jun 22, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Meng, James "B" #2 | 4,999 | 44734940 |
| 360589 | Jun 20, 1989 | Jun 20, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Armstrong Unit #1 | 4,999 | 44734989 |
| 360589Amendment | Jun 20, 1989 | Jun 20, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Armstrong Unit #1 #1 | 4,715 | 44734989 |
| 358970 | May 9, 1989 | May 9, 1989 | Ashtola Exploration Company,inc. | Young | Andrews #2 | 4,999 | 50340010 |
| 358500 | Apr 24, 1989 | Apr 24, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Meng, James "B" #3 | 4,999 | 44734966 |
| 355279 | Jan 17, 1989 | Jan 17, 1989 | Ashtola Exploration Company,inc. | Throckmorton | Meng, James "B" #2 | 4,999 | 44734940 |
| 352282 | Oct 14, 1988 | Oct 14, 1988 | Ashtola Exploration Company,inc. | Throckmorton | Meng, James "B" #1 | 4,999 | 44734917 |
| 350441 | Aug 23, 1988 | Aug 23, 1988 | Ashtola Exploration Company,inc. | Young | Grubbs, Hugh #1 | 4,999 | 50339866 |
| 350027 | Aug 11, 1988 | Aug 11, 1988 | Ashtola Exploration Company,inc. | Young | Bullock 423 #1 | 4,999 | 50339855 |
| 348724 | Jul 14, 1988 | Jul 14, 1988 | Ashtola Exploration Company,inc. | Young | Fort Belknap Saltwater Disposal #1 | 5,500 | 50339440 |
| 348724Amendment | Jul 14, 1988 | Jul 14, 1988 | Ashtola Exploration Company,inc. | Young | Fort Belknap Saltwater Disposal #1 | 5,500 | 50339440 |
| 347750 | Jun 15, 1988 | Jun 15, 1988 | Ashtola Exploration Company,inc. | Young | Singleton "2375" #2 | 4,999 | 50339817 |
| 347748 | Jun 15, 1988 | Jun 15, 1988 | Ashtola Exploration Company,inc. | Young | Singleton "2375" #1 | 4,999 | 50339816 |
| 347748Amendment | Jun 15, 1988 | Jun 15, 1988 | Ashtola Exploration Company,inc. | Young | Singleton "2375" #1 | 4,999 | 50339816 |
| 345670 | Apr 27, 1988 | Apr 27, 1988 | Ashtola Exploration Company,inc. | Young | Andrews #1 | 4,999 | 50339776 |
| 344861 | Apr 6, 1988 | Apr 6, 1988 | Ashtola Exploration Company,inc. | Throckmorton | Nash Unit #1 | 4,999 | 44734861 |
| 343436 | Mar 10, 1988 | Mar 10, 1988 | Ashtola Exploration Company,inc. | Wilbarger | Floyd Bunch Unit #1 | 7,200 | 48732093 |
| 342211 | Feb 4, 1988 | Feb 4, 1988 | Ashtola Exploration Company,inc. | Stonewall | Stephens, Janoma #2 | 6,500 | 43332344 |
| 341663 | Jan 20, 1988 | Jan 20, 1988 | Ashtola Exploration Company,inc. | Young | Larimore-Bullock Unit #1 | 4,999 | 50339724 |
| 339114 | Nov 19, 1987 | Nov 19, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Nash #4 | 4,999 | 44734817 |
| 338186 | Nov 4, 1987 | Nov 4, 1987 | Ashtola Exploration Company,inc. | Young | Coates-McLennan #2 | 4,999 | 50339658 |
| 337822 | Oct 22, 1987 | Oct 22, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Johnston, Annie #6 | 4,999 | 44730971 |
| 337240 | Oct 13, 1987 | Oct 13, 1987 | Ashtola Exploration Company,inc. | Stonewall | Stephens, Janoma #1 | 6,500 | 43332288 |
| 336907 | Oct 7, 1987 | Oct 7, 1987 | Ashtola Exploration Company,inc. | Young | A. T. Remington "361" Unit #1 | 4,578 | 50339345 |
| 336874 | Oct 2, 1987 | Oct 2, 1987 | Ashtola Exploration Company,inc. | Baylor | Young, L. C. "B" #1 | 5,500 | 02331331 |
| 336137 | Sep 18, 1987 | Sep 18, 1987 | Ashtola Exploration Company,inc. | Young | Bullock "261" #2 | 4,999 | 50339626 |
| 334377 | Aug 12, 1987 | Aug 12, 1987 | Ashtola Exploration Company,inc. | Young | Bailey-Ross #1 | 4,999 | 50339595 |
| 333878 | Aug 6, 1987 | Aug 6, 1987 | Ashtola Exploration Company,inc. | Young | Bullock "261" #1 | 4,999 | 50339589 |
| 333863 | Jul 31, 1987 | Jul 31, 1987 | Ashtola Exploration Company,inc. | Young | Coates-McLennan #1 | 4,999 | 50339586 |
| 333402 | Jul 24, 1987 | Jul 24, 1987 | Ashtola Exploration Company,inc. | Young | Brazos-League Unit #1 | 4,999 | 50339574 |
| 333402Amendment | Jul 24, 1987 | Jul 24, 1987 | Ashtola Exploration Company,inc. | Young | Brazos-League Unit #1 | 4,999 | 50339574 |
| 322724 | Jul 20, 1987 | Jul 20, 1987 | Ashtola Exploration Company,inc. | Young | Kell-Harmonson #2 | 4,999 | 50339374 |
| 332214 | Jun 29, 1987 | Jun 29, 1987 | Ashtola Exploration Company,inc. | Young | Bullock "262" #1 | 4,999 | 50339548 |
| 331454 | Jun 10, 1987 | Jun 10, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Southland-Young #1 | 4,999 | 44734736 |
| 331204 | Jun 4, 1987 | Jun 4, 1987 | Ashtola Exploration Company,inc. | Baylor | Young, L. C. "A" #1 | 5,500 | 02331323 |
| 330011 | May 8, 1987 | May 8, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Timmons "2161" #3 | 4,999 | 44734728 |
| 329385 | Apr 23, 1987 | Apr 23, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Dickie Unit #1 | 4,999 | 44734721 |
| 329385Amendment | Apr 23, 1987 | Apr 23, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Dickie Unit #1 | 4,999 | 44734721 |
| 328987 | Apr 13, 1987 | Apr 13, 1987 | Ashtola Exploration Company,inc. | Young | Woodruff-Hardin Unit #1 | 4,999 | 50339483 |
| 328713 | Apr 6, 1987 | Apr 6, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Marshall-Timmons Unit #1 | 4,999 | 44734715 |
| 328335 | Apr 1, 1987 | Apr 1, 1987 | Ashtola Exploration Company,inc. | Young | Perkins Unit #2 | 4,999 | 50339471 |
| 327348 | Mar 4, 1987 | Mar 4, 1987 | Ashtola Exploration Company,inc. | Throckmorton | Keeter Ranches "2109" #1 | 4,999 | 44734707 |
| 326771 | Feb 18, 1987 | Feb 18, 1987 | Ashtola Exploration Company,inc. | Young | League-Bullock #1 | 4,999 | 50339443 |
| 326595 | Feb 13, 1987 | Feb 13, 1987 | Ashtola Exploration Company,inc. | Young | Singleton "2375" #1 | 4,999 | 50339439 |
| 326088 | Feb 2, 1987 | Feb 2, 1987 | Ashtola Exploration Company,inc. | Young | Hardin-Fortune #1 | 4,999 | 50339428 |
| 325391 | Jan 16, 1987 | Jan 16, 1987 | Ashtola Exploration Company,inc. | Haskell | Foster, Douglas #1 | 6,000 | 20731846 |
| 324927 | Dec 30, 1986 | Dec 30, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Timmons "2161" #2 | 4,999 | 44734690 |
| 321217 | Sep 30, 1986 | Sep 30, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Daws, F. "1687" #1 | 3,200 | 44733768 |
| 321038 | Sep 25, 1986 | Sep 25, 1986 | Ashtola Exploration Company,inc. | Young | Remington "361" Unit #1 | 4,999 | 50339345 |
| 321038Amendment | Sep 25, 1986 | Sep 25, 1986 | Ashtola Exploration Company,inc. | Young | A. T. Remington "361" Unit #1 | 4,999 | 50339345 |
| 320761 | Sep 23, 1986 | Sep 23, 1986 | Ashtola Exploration Company,inc. | Young | Daws, F. "1681-A" #1 | 4,947 | 50336705 |
| 320472 | Sep 16, 1986 | Sep 16, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Timmons "2163" #3 | 4,999 | 44734645 |
| 320172 | Sep 8, 1986 | Sep 8, 1986 | Ashtola Exploration Company,inc. | Young | Daws, J. B. "2378" #6 | 3,300 | 50339335 |
| 305343 | Aug 18, 1986 | Aug 18, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Meng "A" #11700 | 4,999 | 44734638 |
| 303638 | Jun 27, 1986 | Jun 27, 1986 | Ashtola Exploration Company,inc. | Young | League "442" #1 | 4,999 | 50339296 |
| 302989 | Jun 6, 1986 | Jun 6, 1986 | Ashtola Exploration Company,inc. | Young | Kell-Harmonson #1 | 4,631 | 50339275 |
| 302585 | May 27, 1986 | May 27, 1986 | Ashtola Exploration Company,inc. | Young | Bullock "419" #1 | 4,999 | 50339262 |
| 302350 | May 21, 1986 | May 21, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Daws "2102" #1 | 4,999 | 44734607 |
| 300607 | Apr 4, 1986 | Apr 4, 1986 | Ashtola Exploration Company,inc. | Young | League-Ross #1 | 4,999 | 50339236 |
| 300382 | Mar 28, 1986 | Mar 28, 1986 | Ashtola Exploration Company,inc. | Young | Perkins Unit #1 | 4,999 | 50339228 |
| 299005 | Mar 5, 1986 | Mar 5, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Bellah "2116" #1 | 4,999 | 44734577 |
| 297509 | Feb 10, 1986 | Feb 10, 1986 | Ashtola Exploration Company,inc. | Young | Daws, W. D. "766" #1 | 4,999 | 50339168 |
| 297505 | Feb 10, 1986 | Feb 10, 1986 | Ashtola Exploration Company,inc. | Young | Daws, W. D. "768" #1 | 4,999 | 50339167 |
| 296429 | Jan 24, 1986 | Jan 24, 1986 | Ashtola Exploration Company,inc. | Young | Daws, J. B. "2378" #5 | 3,300 | 50339152 |
| 295664 | Jan 20, 1986 | Jan 20, 1986 | Ashtola Exploration Company,inc. | Throckmorton | Johnston, Annie #5 | 4,999 | 44734558 |
| 295716 | Jan 16, 1986 | Jan 16, 1986 | Ashtola Exploration Company,inc. | Young | Daws, J. B. "2379" #4 | 4,999 | 50339142 |
| 292025 | Dec 6, 1985 | Dec 6, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Johnston, Annie #3 | 4,999 | 44734517 |
| 292158 | Dec 3, 1985 | Dec 3, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Johnston, Annie #4 | 4,999 | 44734521 |
| 291303 | Nov 26, 1985 | Nov 26, 1985 | Ashtola Exploration Company,inc. | Young | Donnell "2377" #2 | 4,999 | 50339063 |
| 291777 | Nov 26, 1985 | Nov 26, 1985 | Ashtola Exploration Company,inc. | Young | Donnell "2385" #1 | 4,999 | 50339070 |
| 290534 | Nov 20, 1985 | Nov 20, 1985 | Ashtola Exploration Company,inc. | Young | Donnell "2380" #2 | 4,999 | 50339048 |
| 287523 | Oct 14, 1985 | Oct 14, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Keeter, J.J. "A" #7 | 3,600 | 44734491 |
| 287119 | Oct 10, 1985 | Oct 10, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Timmons-Keeter Unit #6 | 3,600 | 44734486 |
| 286977 | Oct 7, 1985 | Oct 7, 1985 | Ashtola Exploration Company,inc. | Young | Donnell "2376" #1 | 4,800 | 50338998 |
| 285447 | Sep 19, 1985 | Sep 19, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Johnston, Annie #2 | 4,999 | 44734472 |
| 284979 | Sep 13, 1985 | Sep 13, 1985 | Ashtola Exploration Company,inc. | Young | Daws, F. "1682" #11 | 4,999 | 50300646 |
| 284978 | Sep 13, 1985 | Sep 13, 1985 | Ashtola Exploration Company,inc. | Young | Daws, F. "1682" #11 | 4,999 | 50300646 |
| 280329 | Jul 17, 1985 | Jul 17, 1985 | Ashtola Exploration Company,inc. | Young | Daws, J. B. "1679" #5 | 4,436 | 50330900 |
| 280337 | Jul 16, 1985 | Jul 16, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Keeter Trust "2188" #3 | 4,999 | 44734435 |
| 279214 | Jun 28, 1985 | Jun 28, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Gilbreath "2204" #2 | 4,999 | 44734423 |
| 278984 | Jun 28, 1985 | Jun 28, 1985 | Ashtola Exploration Company,inc. | Young | Daws, W. D. "770" #5 | 4,999 | 50338838 |
| 276422 | May 29, 1985 | May 29, 1985 | Ashtola Exploration Company,inc. | Young | Daws, F. "1681-A" #1 | 4,947 | 50336705 |
| 274713 | May 13, 1985 | May 13, 1985 | Ashtola Exploration Company,inc. | Haskell | Brown, Virgie #1 | 4,999 | 20731697 |
| 273759 | Apr 30, 1985 | Apr 30, 1985 | Ashtola Exploration Company,inc. | Young | Daws, F. "1682" #10 | 4,999 | 50338728 |
| 273763 | Apr 30, 1985 | Apr 30, 1985 | Ashtola Exploration Company,inc. | Young | Daws, F. "1682" #10 | 4,999 | 50338728 |
| 273415 | Apr 26, 1985 | Apr 26, 1985 | Ashtola Exploration Company,inc. | Young | Loftin, Frank #1 | 3,200 | 50338717 |
| 273413 | Apr 26, 1985 | Apr 26, 1985 | Ashtola Exploration Company,inc. | Young | Loftin, Frank #1 | 3,200 | 50338717 |
| 271174 | Apr 1, 1985 | Apr 1, 1985 | Ashtola Exploration Company,inc. | Young | Daws, W. D. "754" #2 | 4,999 | 50338683 |
| 271177 | Apr 1, 1985 | Apr 1, 1985 | Ashtola Exploration Company,inc. | Young | Daws, W. D. "754" #2 | 4,999 | 50338683 |
| 269547 | Mar 18, 1985 | Mar 18, 1985 | Ashtola Exploration Company,inc. | Young | Wilkinson "724" Unit #3 | 4,500 | 50338659 |
| 267334 | Feb 20, 1985 | Feb 20, 1985 | Ashtola Exploration Company,inc. | Throckmorton | Carmack Daws Unit No. 2 #4 | 4,200 | 44734348 |
| 265639 | Jan 30, 1985 | Jan 30, 1985 | Ashtola Exploration Company,inc. | Young | Daws, J. B. "1679" #3 | 4,800 | 50337694 |
| 264776 | Jan 22, 1985 | Jan 22, 1985 | Ashtola Exploration Company,inc. | Haskell | Hester, Floyd #1 | 4,900 | 20731654 |