| 818071 | Oct 5, 2016 | Oct 5, 2016 | Schkade Bros. Operating Company | Taylor | Hughes #7 | 2,000 | 44134538 |
| 813546 | Mar 2, 2016 | Mar 2, 2016 | Schkade Bros. Operating Company | Taylor | West Vogel Unit #1 | 2,300 | 44134523 |
| 707231 | Dec 29, 2010 | Dec 29, 2010 | Schkade Bros. Operating Company | Taylor | Hughes #2 | 2,365 | 44133788 |
| 543189 | Mar 15, 2004 | Mar 15, 2004 | Schkade Bros. Operating Company | Eastland | Legendre Unit #1 | 3,500 | 13337883 |
| 531084 | Apr 29, 2003 | Apr 29, 2003 | Schkade Bros. Operating Company | Jones | Hagler #2 | 3,100 | 25334608 |
| 528229 | Feb 11, 2003 | Feb 11, 2003 | Schkade Bros. Operating Company | Jones | Manly Heirs 'A' #1 | 2,000 | 25334601 |
| 515364 | Nov 20, 2001 | Nov 20, 2001 | Schkade Bros. Operating Company | Jones | Hagler #1 | 2,999 | 25334566 |
| 512982 | Aug 29, 2001 | Aug 29, 2001 | Schkade Bros. Operating Company | Taylor | Riddle, Cora #1 | 2,775 | 44130210 |
| 509385 | May 24, 2001 | May 24, 2001 | Schkade Bros. Operating Company | Taylor | Lambert #1 | 4,990 | 44134014 |
| 501584 | Nov 7, 2000 | Nov 7, 2000 | Schkade Bros. Operating Company | Jones | Steele #1 | 3,000 | 25334523 |
| 500289 | Oct 6, 2000 | Oct 6, 2000 | Schkade Bros. Operating Company | Knox | Kempner #5 | 3,000 | 27532161 |
| 498826 | Aug 25, 2000 | Aug 25, 2000 | Schkade Bros. Operating Company | Shackelford | Davis, W. Y. #26 | 1,999 | 41738288 |
| 496074 | Jun 15, 2000 | Jun 15, 2000 | Schkade Bros. Operating Company | Knox | Kempner #4 | 3,000 | 27532155 |
| 495645 | Jun 2, 2000 | Jun 2, 2000 | Schkade Bros. Operating Company | Taylor | McMillan Sand Unit #203 | 2,800 | 44102689 |
| 494043 | Apr 18, 2000 | Apr 18, 2000 | Schkade Bros. Operating Company | Knox | Kempner #3 | 3,000 | 27532151 |
| 493680 | Apr 10, 2000 | Apr 10, 2000 | Schkade Bros. Operating Company | Taylor | Hughes #2 | 3,500 | 44133788 |
| 488605 | Oct 18, 1999 | Oct 18, 1999 | Schkade Bros. Operating Company | Knox | Kempner #2 | 3,000 | 27532144 |
| 488605Amendment | Oct 18, 1999 | Oct 18, 1999 | Schkade Bros. Operating Company | Knox | Kempner #2 | 3,000 | 27532144 |
| 482588 | Feb 9, 1999 | Feb 9, 1999 | Schkade Bros. Operating Company | Taylor | Hughes #7 | 2,000 | 44133897 |
| 476162 | May 13, 1998 | May 13, 1998 | Schkade Bros. Operating Company | Taylor | Hughes #6 | 2,000 | 44133880 |
| 470747 | Dec 9, 1997 | Dec 9, 1997 | Schkade Bros. Operating Company | Knox | Kempner #1 | 2,990 | 27500841 |
| 469821 | Nov 13, 1997 | Nov 13, 1997 | Schkade Bros. Operating Company | Taylor | Hughes #5 | 1,999 | 44133855 |
| 469570 | Nov 4, 1997 | Nov 4, 1997 | Schkade Bros. Operating Company | Shackelford | Davis, W. Y. #25 | 1,990 | 41738179 |
| 462874 | May 27, 1997 | May 27, 1997 | Schkade Bros. Operating Company | Taylor | Brewer #2 | 3,000 | 44133833 |
| 460588 | Apr 1, 1997 | Apr 1, 1997 | Schkade Bros. Operating Company | Shackelford | Baker, W.D. #4 | 1,990 | 41708842 |
| 460587 | Apr 1, 1997 | Apr 1, 1997 | Schkade Bros. Operating Company | Jones | Baker, W.D. #3 | 1,990 | 25334392 |
| 458458 | Feb 13, 1997 | Feb 13, 1997 | Schkade Bros. Operating Company | Taylor | Brewer #1 | 3,000 | 44133817 |
| 458455 | Feb 11, 1997 | Feb 11, 1997 | Schkade Bros. Operating Company | Taylor | Hughes #4 | 1,999 | 44133816 |
| 457754 | Jan 23, 1997 | Jan 23, 1997 | Schkade Bros. Operating Company | Taylor | Hughes #3 | 2,200 | 44133810 |
| 456842 | Jan 3, 1997 | Jan 3, 1997 | Schkade Bros. Operating Company | Jones | Baker #2 | 1,990 | 25334376 |
| 456349 | Dec 18, 1996 | Dec 18, 1996 | Schkade Bros. Operating Company | Callahan | Chrane #2 | 2,300 | 05936434 |
| 454584 | Nov 6, 1996 | Nov 6, 1996 | Schkade Bros. Operating Company | Callahan | Chrane, Frank #2 | 2,300 | 05936427 |
| 454583 | Nov 6, 1996 | Nov 6, 1996 | Schkade Bros. Operating Company | Taylor | Tipton #3 | 2,990 | 44133799 |
| 453514 | Oct 7, 1996 | Oct 7, 1996 | Schkade Bros. Operating Company | Shackelford | Davis, Merrick #15 | 1,990 | 41738079 |
| 450355 | Jul 23, 1996 | Jul 23, 1996 | Schkade Bros. Operating Company | Taylor | Hughes #2 | 2,200 | 44133788 |
| 449312 | Jun 21, 1996 | Jun 21, 1996 | Schkade Bros. Operating Company | Callahan | Chrane, Frank #1 | 2,300 | 05906966 |
| 448799 | Jun 6, 1996 | Jun 6, 1996 | Schkade Bros. Operating Company | Shackelford | Davis, Merrick #14 | 1,990 | 41738049 |
| 448068 | May 16, 1996 | May 16, 1996 | Schkade Bros. Operating Company | Callahan | Chrane #1 | 2,500 | 05936408 |
| 446067 | Mar 20, 1996 | Mar 20, 1996 | Schkade Bros. Operating Company | Shackelford | Davis, Merrick #13 | 1,990 | 41738020 |
| 445813 | Mar 15, 1996 | Mar 15, 1996 | Schkade Bros. Operating Company | Taylor | Tipton #1 | 2,990 | 44133769 |
| 439369 | Aug 30, 1995 | Aug 30, 1995 | Schkade Bros. Operating Company | Taylor | Hughes #1 | 1,990 | 44133737 |
| 439369Amendment | Aug 30, 1995 | Aug 30, 1995 | Schkade Bros. Operating Company | Taylor | Hughes #1 | 1,990 | 44133737 |
| 437776 | Jul 12, 1995 | Jul 12, 1995 | Schkade Bros. Operating Company | Callahan | Akers, Dyer #1 | 1,900 | 05936383 |
| 427932 | Sep 13, 1994 | Sep 13, 1994 | Schkade Bros. Operating Company | Shackelford | Davis, Merrick #12 | 1,990 | 41737862 |
| 424372 | Jun 3, 1994 | Jun 3, 1994 | Schkade Bros. Operating Company | Taylor | Hedrick Ranch #2 | 2,600 | 44133688 |
| 415732 | Sep 8, 1993 | Sep 8, 1993 | Schkade Bros. Operating Company | Shackelford | Brittingham, B. Cummins "A" #2 | 2,300 | 41737734 |
| 414915Amendment | Aug 17, 1993 | Aug 17, 1993 | Schkade Bros. Operating Company | Taylor | Hedrick Ranch #1 | 2,600 | 44133646 |
| 409377 | Mar 2, 1993 | Mar 2, 1993 | Schkade Bros. Operating Company | Shackelford | Box #1 | 1,980 | 41737221 |
| 408939 | Feb 18, 1993 | Feb 18, 1993 | Schkade Bros. Operating Company | Shackelford | Heirs, Manly #1 | 1,850 | 41736991 |
| 403965 | Oct 1, 1992 | Oct 1, 1992 | Schkade Bros. Operating Company | Callahan | Hooks #1 | 1,990 | 05936255 |
| 403918 | Sep 29, 1992 | Sep 29, 1992 | Schkade Bros. Operating Company | Jones | Jones, R. #2188 | 138 | 25334017 |
| 403917 | Sep 29, 1992 | Sep 29, 1992 | Schkade Bros. Operating Company | Jones | Jones, R. #1188 | 138 | 25334016 |
| 403565 | Sep 22, 1992 | Sep 22, 1992 | Schkade Bros. Operating Company | Jones | Jones, R. #2 | 1,990 | 25334013 |
| 401582 | Jul 24, 1992 | Jul 24, 1992 | Schkade Bros. Operating Company | Callahan | Snyder #3 | 1,200 | 05936245 |
| 398361 | Apr 13, 1992 | Apr 13, 1992 | Schkade Bros. Operating Company | Taylor | Dennis #8 | 2,990 | 44133554 |
| 396344 | Feb 3, 1992 | Feb 3, 1992 | Schkade Bros. Operating Company | Taylor | Dennis #7 | 2,900 | 44133544 |
| 396343 | Feb 3, 1992 | Feb 3, 1992 | Schkade Bros. Operating Company | Taylor | Dennis #6 | 2,900 | 44133385 |
| 395919 | Jan 21, 1992 | Jan 21, 1992 | Schkade Bros. Operating Company | Jones | Ramsey, H.H. & M.T. #13 | 1,999 | 25333968 |
| 393763 | Nov 12, 1991 | Nov 12, 1991 | Schkade Bros. Operating Company | Jones | Jones, R. #1 | 1,990 | 25333950 |
| 393101 | Oct 23, 1991 | Oct 23, 1991 | Schkade Bros. Operating Company | Taylor | Dennis #5 | 2,900 | 44133534 |
| 392564 | Oct 8, 1991 | Oct 8, 1991 | Schkade Bros. Operating Company | Callahan | Kennard "A" #1 | 1,900 | 05936200 |
| 391517 | Sep 5, 1991 | Sep 5, 1991 | Schkade Bros. Operating Company | Taylor | Hulsey #1 | 2,900 | 44133522 |
| 391199 | Aug 28, 1991 | Aug 28, 1991 | Schkade Bros. Operating Company | Taylor | Dennis #4 | 2,900 | 44133519 |
| 390829 | Aug 12, 1991 | Aug 12, 1991 | Schkade Bros. Operating Company | Taylor | Owens #1 | 2,500 | 44133516 |
| 389944 | Jul 17, 1991 | Jul 17, 1991 | Schkade Bros. Operating Company | Taylor | Dennis #3 | 2,900 | 44133511 |
| 388301 | May 29, 1991 | May 29, 1991 | Schkade Bros. Operating Company | Taylor | Dennis #2 | 2,900 | 44133505 |
| 388280 | May 24, 1991 | May 24, 1991 | Schkade Bros. Operating Company | Callahan | Kennard #4 | 1,900 | 05936166 |
| 386921 | Apr 18, 1991 | Apr 18, 1991 | Schkade Bros. Operating Company | Taylor | Dennis #1 | 2,950 | 44133491 |
| 382768 | Dec 28, 1990 | Dec 28, 1990 | Schkade Bros. Operating Company | Callahan | Hooks Ranch #2 | 1,990 | 05936135 |
| 382136 | Dec 19, 1990 | Dec 19, 1990 | Schkade Bros. Operating Company | Callahan | Kennard #3 | 1,990 | 05936133 |
| 380686 | Nov 13, 1990 | Nov 13, 1990 | Schkade Bros. Operating Company | Shackelford | Polley Unit #5 | 1,990 | 41737451 |
| 378573 | Sep 28, 1990 | Sep 28, 1990 | Schkade Bros. Operating Company | Callahan | Snyder #1 | 4,600 | 05934277 |
| 378499 | Sep 26, 1990 | Sep 26, 1990 | Schkade Bros. Operating Company | Callahan | Snyder #2 | 1,990 | 05936114 |
| 378025 | Sep 17, 1990 | Sep 17, 1990 | Schkade Bros. Operating Company | Shackelford | Stash #2 | 1,990 | 41737427 |
| 377744 | Sep 10, 1990 | Sep 10, 1990 | Schkade Bros. Operating Company | Callahan | Haliburton-Seider Unit #1 | 1,995 | 05936110 |
| 375485 | Jul 17, 1990 | Jul 17, 1990 | Schkade Bros. Operating Company | Shackelford | Polley Unit #4 | 1,990 | 41701481 |
| 374400 | Jun 11, 1990 | Jun 11, 1990 | Schkade Bros. Operating Company | King | Simpson #3 | 3,500 | 26931995 |
| 373842 | May 25, 1990 | May 25, 1990 | Schkade Bros. Operating Company | Callahan | Hooks Ranch #1 | 1,990 | 05936076 |
| 370247 | Mar 5, 1990 | Mar 5, 1990 | Schkade Bros. Operating Company | Shackelford | Polley Unit #3 | 1,990 | 41737368 |
| 369292 | Feb 5, 1990 | Feb 5, 1990 | Schkade Bros. Operating Company | Callahan | Kennard #2 | 1,990 | 05936050 |
| 368084 | Dec 29, 1989 | Dec 29, 1989 | Schkade Bros. Operating Company | Callahan | Kennard #1 | 1,990 | 05936048 |
| 368084Amendment | Dec 29, 1989 | Dec 29, 1989 | Schkade Bros. Operating Company | Callahan | Kennard #1 | 1,990 | 05936048 |
| 363264 | Aug 30, 1989 | Aug 30, 1989 | Schkade Bros. Operating Company | Jones | Vinson #1 | 1,990 | 25333808 |
| 363258 | Aug 30, 1989 | Aug 30, 1989 | Schkade Bros. Operating Company | Shackelford | Polley Unit #2 | 1,990 | 41737307 |
| 361319 | Jul 10, 1989 | Jul 10, 1989 | Schkade Bros. Operating Company | Shackelford | Davis, G. R. "D" #25 | 1,850 | 41737292 |
| 360331 | Jun 13, 1989 | Jun 13, 1989 | Schkade Bros. Operating Company | Shackelford | Stash #1 | 1,990 | 41737284 |
| 358797 | May 3, 1989 | May 3, 1989 | Schkade Bros. Operating Company | Shackelford | Polley Unit #1 | 1,995 | 41737269 |
| 354414 | Dec 20, 1988 | Dec 20, 1988 | Schkade Bros. Operating Company | Jones | Shotwell #1 | 1,999 | 25333748 |
| 352875 | Nov 2, 1988 | Nov 2, 1988 | Schkade Bros. Operating Company | Coleman | Sealy Smith 95 #1 | 3,560 | 08304258 |
| 338845 | Nov 13, 1987 | Nov 13, 1987 | Schkade Bros. Operating Company | Jones | Sewer Farm Unit #1 | 1,990 | 25333666 |
| 338393 | Nov 12, 1987 | Nov 12, 1987 | Schkade Bros. Operating Company | Shackelford | Davis, G. R. #7 | 1,990 | 41701083 |
| 332125 | Jun 25, 1987 | Jun 25, 1987 | Schkade Bros. Operating Company | Taylor | Wright Unit #3 | 2,500 | 44133245 |
| 330632 | May 28, 1987 | May 28, 1987 | Schkade Bros. Operating Company | Taylor | Patterson, Harris L. #5 | 2,850 | 44101719 |
| 330667 | May 22, 1987 | May 22, 1987 | Schkade Bros. Operating Company | Taylor | Patterson, Harris L. #4 | 2,850 | 44133231 |
| 329859 | May 6, 1987 | May 6, 1987 | Schkade Bros. Operating Company | Taylor | Wright Unit #2 | 2,500 | 44133218 |
| 328579 | Apr 6, 1987 | Apr 6, 1987 | Schkade Bros. Operating Company | Jones | Lofland, Herman #1 | 2,200 | 25333588 |
| 326542 | Feb 13, 1987 | Feb 13, 1987 | Schkade Bros. Operating Company | Jones | Rapp-Fowler #1 | 1,990 | 25333572 |
| 304154 | Jul 15, 1986 | Jul 15, 1986 | Schkade Bros. Operating Company | Taylor | Wright Unit #1 | 2,900 | 44133141 |
| 300150 | Mar 25, 1986 | Mar 25, 1986 | Schkade Bros. Operating Company | Jones | Puett-Parmer #1 | 1,950 | 25333438 |
| 298832 | Mar 3, 1986 | Mar 3, 1986 | Schkade Bros. Operating Company | Montague | Latham #3 | 7,500 | 33732641 |