| 469027 | Oct 21, 1997 | Oct 21, 1997 | Sklar & Phillips Oil Co. | King Gas Unit #2 | 8,400 | 29331234 |
| 468496 | Oct 13, 1997 | Oct 13, 1997 | Mitchell Energy Corporation | Jackson, R. F. "A" #4 | 10,950 | 29331231 |
| 468142 | Oct 3, 1997 | Oct 3, 1997 | Brannon Oil & Gas, Inc. | Hyden #1 | 6,800 | 29331046 |
| 468142Amendment | Oct 3, 1997 | Oct 3, 1997 | Brannon Oil & Gas, Inc. | Hyden #1 | 6,800 | 29331046 |
| 468334 | Oct 2, 1997 | Oct 2, 1997 | Marathon Oil Company | Willis #1 | 15,000 | 29331230 |
| 467948 | Sep 22, 1997 | Sep 22, 1997 | St. Mary Land & Exploration Co. | Wilson #6 | 9,450 | 29331228 |
| 467803 | Sep 19, 1997 | Sep 19, 1997 | Reynolds Drilling Co., Inc. | Laura Hill Gas Unit #1 #3 | 11,000 | 29331227 |
| 467622 | Sep 16, 1997 | Sep 16, 1997 | Marathon Oil Company | Powell "A" #1 | 11,000 | 29331226 |
| 466973 | Sep 16, 1997 | Sep 16, 1997 | Sklar & Phillips Oil Co. | Phillips #1 | 9,700 | 29331139 |
| 466972 | Sep 16, 1997 | Sep 16, 1997 | Sklar & Phillips Oil Co. | Worsley #1 | 9,725 | 29331131 |
| 467372 | Sep 10, 1997 | Sep 10, 1997 | East Texas Production Mgt. Inc | Bayne #1 | 3,600 | 29331224 |
| 467342 | Sep 10, 1997 | Sep 10, 1997 | Mitchell Energy Corporation | Barron, Isabel #1 | 9,600 | 29331225 |
| 467190 | Sep 5, 1997 | Sep 5, 1997 | St. Mary Land & Exploration Co. | White #8 | 8,350 | 29331223 |
| 467190Amendment | Sep 5, 1997 | Sep 5, 1997 | St. Mary Land & Exploration Co. | White #8 | 8,350 | 29331223 |
| 466004 | Aug 18, 1997 | Aug 18, 1997 | St. Mary Land & Exploration Co. | White #9 | 8,350 | 29331222 |
| 466049 | Aug 8, 1997 | Aug 8, 1997 | Herd Producing Company, Inc. | McKenzie A #1 | 8,590 | 29331177 |
| 465843 | Aug 5, 1997 | Aug 5, 1997 | Mitchell Energy Corporation | Laurence, R. A. #5 | 9,700 | 29331221 |
| 465843Amendment | Aug 5, 1997 | Aug 5, 1997 | Mitchell Energy Corporation | Laurence, R. A. #5 | 10,100 | 29331221 |
| 465607 | Jul 29, 1997 | Jul 29, 1997 | Mitchell Energy Corporation | Rothermel SWD #1 | 6,000 | 29331220 |
| 465579 | Jul 29, 1997 | Jul 29, 1997 | Valence Operating Company | Schultz "E" #4 | 11,200 | 29331219 |
| 465579Amendment | Jul 29, 1997 | Jul 29, 1997 | Valence Operating Company | Schultz "E" #4 | 11,200 | 29331219 |
| 465237 | Jul 29, 1997 | Jul 29, 1997 | Mitchell Energy Corporation | Laurence, R. A. #4 | 11,300 | 29331217 |
| 465493 | Jul 28, 1997 | Jul 28, 1997 | St. Mary Land & Exploration Co. | Wilson #9 | 8,350 | 29331218 |
| 465080 | Jul 25, 1997 | Jul 25, 1997 | Mitchell Energy Corporation | Capps, Robert T. #1 | 11,400 | 29331215 |
| 465080Amendment | Jul 25, 1997 | Jul 25, 1997 | Mitchell Energy Corporation | Capps, Robert T. #1 | 11,400 | 29331215 |
| 465234 | Jul 22, 1997 | Jul 22, 1997 | Goodrich Petroleum Company | White #1 | 10,000 | 29331216 |
| 465145 | Jul 22, 1997 | Jul 22, 1997 | Costilla Energy, Inc. | Tucker #1 | 7,900 | 29330714 |
| 464986 | Jul 16, 1997 | Jul 16, 1997 | Nadel & Gussman | Chambers, O. W. #2 | 11,000 | 29331214 |
| 464589 | Jul 16, 1997 | Jul 16, 1997 | Texaco E & P Inc. | Georgia Cox Gas Unit #4 | 7,270 | 29331015 |
| 464430 | Jul 15, 1997 | Jul 15, 1997 | St. Mary Land & Exploration Co. | Wilson #8 | 8,350 | 29331213 |
| 463719 | Jul 9, 1997 | Jul 9, 1997 | Mitchell Energy Corporation | McGullivray Muse #5 | 11,750 | 29331210 |
| 464568 | Jul 3, 1997 | Jul 3, 1997 | Mitchell Energy Corporation | Presley Sadler Gas Unit #1 | 10,450 | 29330469 |
| 464260 | Jul 3, 1997 | Jul 3, 1997 | Mitchell Energy Corporation | Thompson, Mildred #8 | 12,300 | 29331212 |
| 464259 | Jul 1, 1997 | Jul 1, 1997 | Mitchell Energy Corporation | Thompson, Mildred #7 | 12,300 | 29331211 |
| 463881 | Jun 23, 1997 | Jun 23, 1997 | Herd Producing Company, Inc. | Griffiths Gas Unit No. 1 #4 | 7,730 | 29331117 |
| 462607 | Jun 16, 1997 | Jun 16, 1997 | Mitchell Energy Corporation | Brown, Maggie B. #5 | 11,100 | 29331208 |
| 463226 | Jun 10, 1997 | Jun 10, 1997 | St. Mary Land & Exploration Co. | Keris #04 | 9,450 | 29331209 |
| 462079 | May 7, 1997 | May 7, 1997 | Costilla Energy, Inc. | Tucker #5 | 11,000 | 29331207 |
| 461819 | May 6, 1997 | May 6, 1997 | Mitchell Energy Corporation | Ferguson Gas Unit #5 | 11,625 | 29331206 |
| 461723 | May 5, 1997 | May 5, 1997 | St. Mary Land & Exploration Co. | White #7 | 10,500 | 29331205 |
| 461745 | May 2, 1997 | May 2, 1997 | Mitchell Energy Corporation | Ferguson Gas Unit #4 | 11,625 | 29331203 |
| 461744 | May 2, 1997 | May 2, 1997 | Mitchell Energy Corporation | T. J. McClaren Gas Unit #2 | 11,800 | 29331204 |
| 461715 | Apr 28, 1997 | Apr 28, 1997 | Apache Corporation | Muse, M. #2 | 11,700 | 29331202 |
| 461585 | Apr 25, 1997 | Apr 25, 1997 | Valence Operating Company | Schultz "E" #3 | 11,000 | 29331201 |
| 461584 | Apr 24, 1997 | Apr 24, 1997 | Costilla Energy, Inc. | Cooper #2 | 11,000 | 29331200 |
| 461361 | Apr 21, 1997 | Apr 21, 1997 | Mitchell Energy Corporation | Presley Sadler Gas Unit #6 | 11,250 | 29331199 |
| 459881 | Apr 6, 1997 | Apr 6, 1997 | Mitchell Energy Corporation | Jackson, R. F. -B- #3 | 11,350 | 29331196 |
| 460306 | Mar 27, 1997 | Mar 27, 1997 | Mitchell Energy Corporation | Clifton, Arthur #2 | 11,250 | 29331198 |
| 460250 | Mar 27, 1997 | Mar 27, 1997 | St. Mary Land & Exploration Co. | White #6 | 9,450 | 29331197 |
| 460250Amendment | Mar 27, 1997 | Mar 27, 1997 | St. Mary Land & Exploration Co. | White #6 | 9,430 | 29331197 |
| 460250Amendment | Mar 27, 1997 | Mar 27, 1997 | St. Mary Land & Exploration Co. | White #6 | 9,450 | 29331197 |
| 459914 | Mar 14, 1997 | Mar 14, 1997 | Mitchell Energy Corporation | Thompson Heirs #3 | 11,650 | 29331195 |
| 459805 | Mar 13, 1997 | Mar 13, 1997 | Mitchell Energy Corporation | Muse-Duke #3 | 11,800 | 29331194 |
| 459355 | Mar 6, 1997 | Mar 6, 1997 | St. Mary Land & Exploration Co. | Wilson #5 | 9,450 | 29331193 |
| 458797 | Mar 5, 1997 | Mar 5, 1997 | St. Mary Land & Exploration Co. | Wilson #4 | 8,350 | 29331189 |
| 459322 | Feb 28, 1997 | Feb 28, 1997 | Costilla Energy, Inc. | Cooper #1 | 11,500 | 29331192 |
| 459322Amendment | Feb 28, 1997 | Feb 28, 1997 | Costilla Energy, Inc. | Cooper #1 | 11,500 | 29331192 |
| 459221 | Feb 28, 1997 | Feb 28, 1997 | Mitchell Energy Corporation | Mae B. Vance G.U. #4 | 11,250 | 29331191 |
| 459126 | Feb 25, 1997 | Feb 25, 1997 | Sklar & Phillips Oil Co. | Watson #1 | 12,200 | 29331190 |
| 457443 | Feb 19, 1997 | Feb 19, 1997 | Sklar & Phillips Oil Co. | Pierce-Domer #1R | 9,600 | 29331014 |
| 458569 | Feb 12, 1997 | Feb 12, 1997 | Mitchell Energy Corporation | Mabel Carpenter et al G. U. #3 | 11,300 | 29331188 |
| 457833 | Jan 27, 1997 | Jan 27, 1997 | Mitchell Energy Corporation | Smythe, E.L. #7 | 7,850 | 29331187 |
| 457531 | Jan 27, 1997 | Jan 27, 1997 | St. Mary Land & Exploration Co. | White #4 | 9,450 | 29331186 |
| 457519 | Jan 21, 1997 | Jan 21, 1997 | Mitchell Energy Corporation | J. R. Thomason Gas Unit #2 | 10,500 | 29331185 |
| 457423 | Jan 16, 1997 | Jan 16, 1997 | Mitchell Energy Corporation | Fowler "A" #1 | 10,500 | 29331184 |
| 457295 | Jan 14, 1997 | Jan 14, 1997 | Reynolds Drilling Co., Inc. | McClaran, J. C. #1 | 11,050 | 29331183 |
| 457295Amendment | Jan 14, 1997 | Jan 14, 1997 | Reynolds Drilling Co., Inc. | McClaran, J. C. #1 | 11,050 | 29331183 |
| 456728 | Dec 27, 1996 | Dec 27, 1996 | Sklar & Phillips Oil Co. | Phillips Heirs #1 | 12,300 | 29331182 |
| 456079 | Dec 20, 1996 | Dec 20, 1996 | St. Mary Land & Exploration Co. | Wilson #3 | 9,450 | 29331181 |
| 454823 | Dec 12, 1996 | Dec 12, 1996 | Mitchell Energy Corporation | McGillivray Muse #4 | 11,800 | 29331173 |
| 456187 | Dec 11, 1996 | Dec 11, 1996 | Mitchell Energy Corporation | McGillivray Muse #1 | 11,640 | 29330040 |
| 455983 | Dec 11, 1996 | Dec 11, 1996 | St. Mary Land & Exploration Co. | White #3 | 9,450 | 29331180 |
| 455983Amendment | Dec 11, 1996 | Dec 11, 1996 | St. Mary Land & Exploration Co. | White #3 | 9,450 | 29331180 |
| 455704 | Nov 27, 1996 | Nov 27, 1996 | Marathon Oil Company | Hudson "B" #3 | 12,500 | 29331179 |
| 455702 | Nov 27, 1996 | Nov 27, 1996 | Marathon Oil Company | Harlow #4 | 12,500 | 29331178 |
| 455665 | Nov 26, 1996 | Nov 26, 1996 | Herd Producing Company, Inc. | McKenzie A #1 | 9,700 | 29331177 |
| 455665Amendment | Nov 26, 1996 | Nov 26, 1996 | Herd Producing Company, Inc. | McKenzie A #1 | 9,210 | 29331177 |
| 455191 | Nov 19, 1996 | Nov 19, 1996 | Mitchell Energy Corporation | Laurence, R. A. #3 | 11,450 | 29331175 |
| 455265 | Nov 18, 1996 | Nov 18, 1996 | Sklar & Phillips Oil Co. | Bettinger #2 | 11,500 | 29331176 |
| 455063 | Nov 12, 1996 | Nov 12, 1996 | Costilla Petroleum Corporation | Tucker #4 | 11,000 | 29331174 |
| 454645 | Nov 7, 1996 | Nov 7, 1996 | Mitchell Energy Corporation | Reynolds, Nelson #2 | 11,500 | 29331171 |
| 454807 | Nov 5, 1996 | Nov 5, 1996 | St. Mary Land & Exploration Co. | White #5 | 8,350 | 29331172 |
| 454807Amendment | Nov 5, 1996 | Nov 5, 1996 | St. Mary Land & Exploration Co. | White #5 | 8,350 | 29331172 |
| 454807Amendment | Nov 5, 1996 | Nov 5, 1996 | St. Mary Land & Exploration Co. | White #5 | 9,450 | 29331172 |
| 454153 | Oct 22, 1996 | Oct 22, 1996 | Goodrich Petroleum Company | Orosz #1 | 9,945 | 29331135 |
| 453844 | Oct 14, 1996 | Oct 14, 1996 | Herd Producing Company, Inc. | Griffiths Gas Unit No. 1 #5 | 9,900 | 29331170 |
| 453622 | Oct 11, 1996 | Oct 11, 1996 | Comstock Oil & Gas, Inc. | Jackson "B" #1 | 9,320 | 29330777 |
| 452899 | Sep 23, 1996 | Sep 23, 1996 | Mitchell Energy Corporation | Presley Sadler Gas Unit #5 | 11,500 | 29331169 |
| 452614 | Sep 17, 1996 | Sep 17, 1996 | Mitchell Energy Corporation | Jackson, R. F. "A" #3 | 11,300 | 29331168 |
| 452323 | Sep 5, 1996 | Sep 5, 1996 | St. Mary Land & Exploration Co. | Keris #3 | 9,450 | 29331167 |
| 452285 | Sep 4, 1996 | Sep 4, 1996 | Mitchell Energy Corporation | Easterling #3 | 11,700 | 29331166 |
| 452009 | Aug 28, 1996 | Aug 28, 1996 | Sklar & Phillips Oil Co. | Rogers #1 | 10,500 | 29331165 |
| 451431 | Aug 28, 1996 | Aug 28, 1996 | Comstock Oil & Gas, Inc. | Jackson #2 | 9,940 | 29330751 |
| 451786 | Aug 27, 1996 | Aug 27, 1996 | Mitchell Energy Corporation | Archer, A. E. #2 | 8,200 | 29331164 |
| 451785 | Aug 23, 1996 | Aug 23, 1996 | Mitchell Energy Corporation | Jackson, James W. Jr. #4 | 11,300 | 29331163 |
| 451782 | Aug 22, 1996 | Aug 22, 1996 | Marathon Oil Company | Harlow #3 | 12,500 | 29331162 |
| 451434 | Aug 21, 1996 | Aug 21, 1996 | Costilla Petroleum Corporation | Tucker #3 | 11,000 | 29331160 |
| 451629 | Aug 19, 1996 | Aug 19, 1996 | Reynolds Drilling Co., Inc. | C. W. Oakes Estate #2 | 11,000 | 29331161 |
| 451330 | Aug 16, 1996 | Aug 16, 1996 | St. Mary Land & Exploration Co. | White #2 | 9,400 | 29331158 |
| 451330Amendment | Aug 16, 1996 | Aug 16, 1996 | St. Mary Land & Exploration Co. | White #2 | 9,400 | 29331158 |