| 377056 | Aug 24, 1990 | Aug 24, 1990 | Winchester Production Company | Harrison | Everett #2 | 6,700 | 20331481 |
| 377030 | Aug 24, 1990 | Aug 24, 1990 | Winchester Production Company | Harrison | Jonesville #7A | 6,700 | 20331942 |
| 375663 | Jul 18, 1990 | Jul 18, 1990 | Winchester Production Company | Harrison | Vaughan "B" #1 | 9,630 | 20330206 |
| 375381 | Jul 11, 1990 | Jul 11, 1990 | Winchester Production Company | Harrison | Davis Estate #1 | 10,000 | 20331525 |
| 375063 | Jul 5, 1990 | Jul 5, 1990 | Winchester Production Company | Harrison | Blow, Joe #2 | 6,400 | 20331550 |
| 373039 | May 8, 1990 | May 8, 1990 | Winchester Production Company | Grayson | Gibbons #4 | 9,000 | 18131238 |
| 373039Amendment | May 8, 1990 | May 8, 1990 | Winchester Production Company | Grayson | Gibbons #4 | 9,000 | 18131238 |
| 370166 | Feb 22, 1990 | Feb 22, 1990 | Winchester Production Company | Harrison | Lucille #1 | 6,700 | 20331626 |
| 369920 | Feb 15, 1990 | Feb 15, 1990 | Winchester Production Company | Harrison | Whelan #1 | 6,700 | 20331693 |
| 369464 | Feb 9, 1990 | Feb 9, 1990 | Winchester Production Company | Harrison | Steele #4 | 10,000 | 20331888 |
| 369412 | Feb 7, 1990 | Feb 7, 1990 | Winchester Production Company | Grayson | Gibbons #3 | 9,000 | 18131234 |
| 369412Amendment | Feb 7, 1990 | Feb 7, 1990 | Winchester Production Company | Grayson | Gibbons #3 | 9,000 | 18131234 |
| 369411 | Feb 7, 1990 | Feb 7, 1990 | Winchester Production Company | Grayson | Hayes #2 | 9,000 | 18131235 |
| 368165 | Jan 4, 1990 | Jan 4, 1990 | Winchester Production Company | Grayson | Wright #3 | 8,500 | 18130716 |
| 367535 | Dec 14, 1989 | Dec 14, 1989 | Winchester Production Company | Harrison | Jobe #4 | 6,700 | 20331859 |
| 367535Amendment | Dec 14, 1989 | Dec 14, 1989 | Winchester Production Company | Harrison | Jobe #4 | 6,700 | 20331859 |
| 367421 | Dec 8, 1989 | Dec 8, 1989 | Winchester Production Company | Harrison | Jobe #5 | 6,700 | 20331858 |
| 366990 | Nov 29, 1989 | Nov 29, 1989 | Winchester Production Company | Harrison | Downer #3 | 6,700 | 20331851 |
| 366619 | Nov 21, 1989 | Nov 21, 1989 | Winchester Production Company | Harrison | Tracy #1 | 10,000 | 20331849 |
| 366421 | Nov 13, 1989 | Nov 13, 1989 | Winchester Production Company | Grayson | Hayes #1 | 8,600 | 18131229 |
| 365819 | Oct 30, 1989 | Oct 30, 1989 | Winchester Production Company | Harrison | Sidney #1 | 6,750 | 20331841 |
| 365786 | Oct 30, 1989 | Oct 30, 1989 | Winchester Production Company | Harrison | Downer #2 | 10,000 | 20331848 |
| 365506 | Oct 26, 1989 | Oct 26, 1989 | Winchester Production Company | Panola | Fonville #2 | 6,915 | 36531976 |
| 364952 | Oct 11, 1989 | Oct 11, 1989 | Winchester Production Company | Harrison | Jobe #3 | 10,000 | 20331831 |
| 364595 | Oct 3, 1989 | Oct 3, 1989 | Winchester Production Company | Grayson | Gibbons #2 | 9,000 | 18131223 |
| 364333 | Sep 28, 1989 | Sep 28, 1989 | Winchester Production Company | Glasscock | Griffith #1 | 3,800 | 17332104 |
| 364224 | Sep 27, 1989 | Sep 27, 1989 | Winchester Production Company | Harrison | Coleman #1 | 6,700 | 20331657 |
| 362732 | Aug 17, 1989 | Aug 17, 1989 | Winchester Production Company | Harrison | Downer #1 | 10,000 | 20331814 |
| 362726 | Aug 16, 1989 | Aug 16, 1989 | Winchester Production Company | Harrison | Rudd #8 | 6,700 | 20331813 |
| 362726Amendment | Aug 16, 1989 | Aug 16, 1989 | Winchester Production Company | Harrison | Rudd #8 | 6,700 | 20331813 |
| 361530 | Jul 17, 1989 | Jul 17, 1989 | Winchester Production Company | Harrison | Lucille #1 | 6,700 | 20331626 |
| 360870 | Jun 28, 1989 | Jun 28, 1989 | Winchester Production Company | Harrison | Taylor #1 | 10,000 | 20331803 |
| 360870Amendment | Jun 28, 1989 | Jun 28, 1989 | Winchester Production Company | Harrison | Taylor #1 | 10,000 | 20331803 |
| 359874 | May 24, 1989 | May 24, 1989 | Winchester Production Company | Harrison | Jobe #2 | 10,000 | 20331742 |
| 359277 | May 17, 1989 | May 17, 1989 | Winchester Production Company | Harrison | Currie #3 | 6,700 | 20331789 |
| 359152 | May 16, 1989 | May 16, 1989 | Winchester Production Company | Harrison | Knighton #8 | 6,700 | 20331787 |
| 359152Amendment | May 16, 1989 | May 16, 1989 | Winchester Production Company | Harrison | Knighton #8 | 6,700 | 20331787 |
| 359152Amendment | May 16, 1989 | May 16, 1989 | Winchester Production Company | Harrison | Knighton #8 | 6,700 | 20331787 |
| 358931 | May 8, 1989 | May 8, 1989 | Winchester Production Company | Grayson | Gibbons #1 | 9,000 | 18131221 |
| 358706 | May 1, 1989 | May 1, 1989 | Winchester Production Company | Harrison | North Jonesville #3 | 9,800 | 20331784 |
| 358303 | Apr 20, 1989 | Apr 20, 1989 | Winchester Production Company | Harrison | Mike #1 | 6,900 | 20331782 |
| 358219 | Apr 14, 1989 | Apr 14, 1989 | Winchester Production Company | Harrison | Burrough #1 | 7,500 | 20331780 |
| 358010 | Apr 13, 1989 | Apr 13, 1989 | Winchester Production Company | Grayson | Wright #2 | 9,000 | 18131220 |
| 357999 | Apr 10, 1989 | Apr 10, 1989 | Winchester Production Company | Panola | Fonville #4 | 10,000 | 36532066 |
| 357382 | Mar 27, 1989 | Mar 27, 1989 | Winchester Production Company | Harrison | Eudora #1 | 6,700 | 20331776 |
| 357159 | Mar 17, 1989 | Mar 17, 1989 | Winchester Production Company | Harrison | Key #1 | 6,750 | 20331775 |
| 356367 | Feb 24, 1989 | Feb 24, 1989 | Winchester Production Company | Harrison | Akin #4 | 6,700 | 20330599 |
| 356367Amendment | Feb 24, 1989 | Feb 24, 1989 | Winchester Production Company | Harrison | Akin #4 | 6,700 | 20330599 |
| 356323 | Feb 24, 1989 | Feb 24, 1989 | Winchester Production Company | Harrison | Steele #5 | 10,000 | 20331768 |
| 355632 | Feb 3, 1989 | Feb 3, 1989 | Winchester Production Company | Harrison | Newt #1 | 7,000 | 20331764 |
| 355282 | Jan 17, 1989 | Jan 17, 1989 | Winchester Production Company | Harrison | Jones-Vaughan #2 | 6,700 | 20331983 |
| 355281 | Jan 17, 1989 | Jan 17, 1989 | Winchester Production Company | Harrison | Jones-Vaughan #1 | 6,700 | 20331984 |
| 354993 | Jan 13, 1989 | Jan 13, 1989 | Winchester Production Company | Harrison | Thompson #2 | 6,700 | 20331759 |
| 354754 | Dec 30, 1988 | Dec 30, 1988 | Winchester Production Company | Harrison | Waterman #2 | 10,000 | 20331757 |
| 353890 | Dec 2, 1988 | Dec 2, 1988 | Winchester Production Company | Harrison | Furrh #1 | 7,000 | 20331752 |
| 353191 | Nov 28, 1988 | Nov 28, 1988 | Winchester Production Company | Panola | Fonville #3 | 7,500 | 36531980 |
| 352914 | Nov 3, 1988 | Nov 3, 1988 | Winchester Production Company | Panola | Fonville #2 | 7,500 | 36531976 |
| 352914Amendment | Nov 3, 1988 | Nov 3, 1988 | Winchester Production Company | Panola | Fonville #2 | 6,915 | 36531976 |
| 352873 | Nov 2, 1988 | Nov 2, 1988 | Winchester Production Company | Harrison | Mercer #1 | 6,700 | 20331745 |
| 352270 | Oct 21, 1988 | Oct 21, 1988 | Winchester Production Company | Harrison | Jobe #2 | 10,000 | 20331742 |
| 352021 | Oct 10, 1988 | Oct 10, 1988 | Winchester Production Company | Harrison | Rudd #6 | 6,700 | 20331741 |
| 351974 | Oct 10, 1988 | Oct 10, 1988 | Winchester Production Company | Harrison | George Gas Unit #1 | 6,700 | 20330482 |
| 351942 | Oct 6, 1988 | Oct 6, 1988 | Winchester Production Company | Panola | Fonville #1 | 7,500 | 36531955 |
| 351942Amendment | Oct 6, 1988 | Oct 6, 1988 | Winchester Production Company | Panola | Fonville #1 | 8,000 | 36531955 |
| 351942Amendment | Oct 6, 1988 | Oct 6, 1988 | Winchester Production Company | Panola | Fonville #1 | 9,000 | 36531955 |
| 351829 | Sep 30, 1988 | Sep 30, 1988 | Winchester Production Company | Harrison | Choyce #2 | 6,700 | 20331738 |
| 351471 | Sep 21, 1988 | Sep 21, 1988 | Winchester Production Company | Harrison | Shelburn #2 | 6,700 | 20331735 |
| 351032 | Sep 13, 1988 | Sep 13, 1988 | Winchester Production Company | Harrison | Jobe #1 | 10,000 | 20331727 |
| 350452 | Aug 26, 1988 | Aug 26, 1988 | Winchester Production Company | Harrison | Ashland #1 | 6,350 | 20300452 |
| 350251 | Aug 23, 1988 | Aug 23, 1988 | Winchester Production Company | Harrison | Steele #4 | 10,000 | 20331888 |
| 350345 | Aug 22, 1988 | Aug 22, 1988 | Winchester Production Company | Red River | Jones #1 | 6,500 | 38730414 |
| 350345Amendment | Aug 22, 1988 | Aug 22, 1988 | Winchester Production Company | Red River | Resources/Russell, C. W. #1 | 6,500 | 38730414 |
| 349519 | Aug 2, 1988 | Aug 2, 1988 | Winchester Production Company | Harrison | Blow, Joe #2 | 6,700 | 20331550 |
| 349587 | Aug 1, 1988 | Aug 1, 1988 | Winchester Production Company | Harrison | Shelby #2 | 10,000 | 20331717 |
| 348040 | Jun 22, 1988 | Jun 22, 1988 | Winchester Production Company | Crockett | Clayton #2 | 9,000 | 10535529 |
| 347891 | Jun 20, 1988 | Jun 20, 1988 | Winchester Production Company | Grayson | Wright, D. S. #1 | 9,000 | 18131214 |
| 347890 | Jun 20, 1988 | Jun 20, 1988 | Winchester Production Company | Harrison | North Jonesville #1 | 10,000 | 20331174 |
| 347707 | Jun 15, 1988 | Jun 15, 1988 | Winchester Production Company | Harrison | Lister #1 | 7,000 | 20331711 |
| 347638 | Jun 13, 1988 | Jun 13, 1988 | Winchester Production Company | Harrison | Akin #1 | 6,700 | 20331710 |
| 345418 | Apr 20, 1988 | Apr 20, 1988 | Winchester Production Company | Harrison | Shelby #1 | 10,000 | 20331707 |
| 345345 | Apr 19, 1988 | Apr 19, 1988 | Winchester Production Company | Harrison | Waterman #5 | 4,000 | 20331706 |
| 345345Amendment | Apr 19, 1988 | Apr 19, 1988 | Winchester Production Company | Harrison | Waterman #5 | 4,000 | 20331706 |
| 346087 | Apr 11, 1988 | Apr 11, 1988 | Winchester Production Company | Harrison | Knighton #4 | 6,000 | 20331143 |
| 345057 | Apr 11, 1988 | Apr 11, 1988 | Winchester Production Company | Titus | Gieger #3 | 3,500 | 44930492 |
| 344548 | Apr 6, 1988 | Apr 6, 1988 | Winchester Production Company | Harrison | Thompson #1 | 6,000 | 20331468 |
| 344385 | Mar 24, 1988 | Mar 24, 1988 | Winchester Production Company | Titus | Morris, J. C. #5 | 12,000 | 44930490 |
| 343825 | Mar 17, 1988 | Mar 17, 1988 | Winchester Production Company | Harrison | O'Banion #1 | 6,700 | 20331699 |
| 343086 | Feb 26, 1988 | Feb 26, 1988 | Winchester Production Company | Harrison | Whelan #1 | 6,700 | 20331693 |
| 340545 | Dec 29, 1987 | Dec 29, 1987 | Winchester Production Company | Harrison | Carr #3 | 6,700 | 20331544 |
| 340384 | Dec 17, 1987 | Dec 17, 1987 | Winchester Production Company | Harrison | Dorsett #1 | 7,000 | 20331682 |
| 340384Amendment | Dec 17, 1987 | Dec 17, 1987 | Winchester Production Company | Harrison | Dorsett #1 | 7,000 | 20331682 |
| 339271 | Nov 30, 1987 | Nov 30, 1987 | Winchester Production Company | Harrison | Bell #1 | 6,700 | 20331674 |
| 339271Amendment | Nov 30, 1987 | Nov 30, 1987 | Winchester Production Company | Harrison | Bell #1 | 6,700 | 20331674 |
| 339271Amendment | Nov 30, 1987 | Nov 30, 1987 | Winchester Production Company | Harrison | Bell #1 | 6,310 | 20331674 |
| 338348 | Nov 6, 1987 | Nov 6, 1987 | Winchester Production Company | Harrison | Steele #3 | 6,700 | 20331671 |
| 338180 | Nov 2, 1987 | Nov 2, 1987 | Winchester Production Company | Harrison | Steele #2 | 6,700 | 20331670 |
| 338180Amendment | Nov 2, 1987 | Nov 2, 1987 | Winchester Production Company | Harrison | Steele #2 | 6,700 | 20331670 |
| 336136 | Oct 22, 1987 | Oct 22, 1987 | Winchester Production Company | Harrison | Gordon, C. A. #2 | 6,700 | 20331503 |
| 337444 | Oct 19, 1987 | Oct 19, 1987 | Winchester Production Company | Harrison | Westchester Fee #2 | 6,700 | 20331665 |
| 337285 | Oct 14, 1987 | Oct 14, 1987 | Winchester Production Company | Harrison | Vaughan, E. W. #2 | 6,700 | 20331664 |