| 347268 | Jun 1, 1988 | Jun 1, 1988 | Mitchell Energy Corporation | Jack | Lindsey Ranch #1023732968 | 5,660 |
| 346998 | May 25, 1988 | May 25, 1988 | Mitchell Energy Corporation | Wise | Leftwick, E. (Cons. Congl.) Unit #70149733304 | 5,700 |
| 346998Amendment | May 25, 1988 | May 25, 1988 | Mitchell Energy Corporation | Wise | Leftwick, E. (Cons. Congl.) Unit #70149733304 | 5,700 |
| 346996 | May 25, 1988 | May 25, 1988 | Mitchell Energy Corporation | Wise | Newsome, D. W. #1149733303 | 4,600 |
| 346694 | May 19, 1988 | May 19, 1988 | Mitchell Energy Corporation | Limestone | Ferguson Gas Unit #329330880 | 11,400 |
| 346572 | May 18, 1988 | May 18, 1988 | Mitchell Energy Corporation | Galveston-SB | State Tract 236-S #160530149 | 10,004 |
| 346430 | May 11, 1988 | May 11, 1988 | Mitchell Energy Corporation | Jack | Baker, B. E. #223737498 | 6,000 |
| 346184 | May 10, 1988 | May 10, 1988 | Mitchell Energy Corporation | Tarrant | Johnson, Lottie Barton #143930162 | 7,950 |
| 346188 | May 9, 1988 | May 9, 1988 | Mitchell Energy Corporation | Wise | D. T. Bowles GU "A" #549733301 | 7,200 |
| 345997 | May 4, 1988 | May 4, 1988 | Mitchell Energy Corporation | Wise | Johnson, W. D. "A" #349733300 | 5,300 |
| 345997Amendment | May 4, 1988 | May 4, 1988 | Mitchell Energy Corporation | Wise | Johnson, W. D. "A" #349733300 | 8,100 |
| 341973 | May 2, 1988 | May 2, 1988 | Mitchell Energy Corporation | Wise | Read Heirs Unit #349733290 | 6,200 |
| 345772 | Apr 27, 1988 | Apr 27, 1988 | Mitchell Energy Corporation | Jack | Griffis, Yale #223737496 | 5,700 |
| 345772Amendment | Apr 27, 1988 | Apr 27, 1988 | Mitchell Energy Corporation | Jack | Wright, Barney #123737496 | 5,530 |
| 345282 | Apr 25, 1988 | Apr 25, 1988 | Mitchell Energy Corporation | Wise | Richardson, J. T. #149731893 | 6,700 |
| 344370 | Apr 25, 1988 | Apr 25, 1988 | Mitchell Energy Corporation | Wise | Green, J. W. #149701605 | 5,900 |
| 345607 | Apr 22, 1988 | Apr 22, 1988 | Mitchell Energy Corporation | Wise | Woody, Anna #349733298 | 8,500 |
| 345607Amendment | Apr 22, 1988 | Apr 22, 1988 | Mitchell Energy Corporation | Wise | Woody, Anna #349733298 | 8,500 |
| 345605 | Apr 22, 1988 | Apr 22, 1988 | Mitchell Energy Corporation | Wise | Gertrude Bilberry GU "A" #749733297 | 6,000 |
| 345196 | Apr 14, 1988 | Apr 14, 1988 | Mitchell Energy Corporation | Denton | Pennington, Henry #112130310 | 8,600 |
| 345125 | Apr 14, 1988 | Apr 14, 1988 | Mitchell Energy Corporation | Leon | Barnes, Leah G. -A- #128930985 | 9,500 |
| 344389 | Mar 24, 1988 | Mar 24, 1988 | Mitchell Energy Corporation | Wise | Kaker, Carl C. #549733295 | 6,200 |
| 344123 | Mar 21, 1988 | Mar 21, 1988 | Mitchell Energy Corporation | Montgomery | Pinehurst #733930809 | 12,700 |
| 340079 | Mar 21, 1988 | Mar 21, 1988 | Mitchell Energy Corporation | Wise | Arizona Burns #349733281 | 6,300 |
| 339378 | Feb 22, 1988 | Feb 22, 1988 | Mitchell Energy Corporation | Wise | Williamson, L. C. #449733275 | 6,200 |
| 342735 | Feb 16, 1988 | Feb 16, 1988 | Mitchell Energy Corporation | Wise | Lanham,r. F. #149733293 | 6,300 |
| 342735Amendment | Feb 16, 1988 | Feb 16, 1988 | Mitchell Energy Corporation | Wise | Lanham, R. F. #149733293 | 6,100 |
| 342371 | Feb 9, 1988 | Feb 9, 1988 | Mitchell Energy Corporation | Jack | Clayton, J. R. #823737474 | 5,600 |
| 342371Amendment | Feb 9, 1988 | Feb 9, 1988 | Mitchell Energy Corporation | Jack | Clayton, J. R. #823737474 | 6,000 |
| 342371Amendment | Feb 9, 1988 | Feb 9, 1988 | Mitchell Energy Corporation | Jack | J.R. Clayton Ranch(caddo)unit #100123737474 | 6,000 |
| 342278 | Feb 4, 1988 | Feb 4, 1988 | Mitchell Energy Corporation | Leon | Henderson, R. L. #128930974 | 8,650 |
| 342238 | Feb 3, 1988 | Feb 3, 1988 | Mitchell Energy Corporation | Wise | Brooks, J. O. #249733292 | 6,100 |
| 341972 | Jan 27, 1988 | Jan 27, 1988 | Mitchell Energy Corporation | Wise | W.W. Hollingsworth GU "A" #649733291 | 4,500 |
| 341972Amendment | Jan 27, 1988 | Jan 27, 1988 | Mitchell Energy Corporation | Wise | W.W. Hollingsworth "B" #249733291 | 4,500 |
| 340720 | Jan 25, 1988 | Jan 25, 1988 | Mitchell Energy Corporation | Wise | Pryor, Alice #449732924 | 6,030 |
| 341681 | Jan 21, 1988 | Jan 21, 1988 | Mitchell Energy Corporation | Denton | Graham Ranch #112130506 | 8,500 |
| 341256 | Jan 14, 1988 | Jan 14, 1988 | Mitchell Energy Corporation | Limestone | Quinn Estate #229330875 | 11,750 |
| 340848 | Dec 30, 1987 | Dec 30, 1987 | Mitchell Energy Corporation | Wise | Sewell Ranch, Inc. #149733288 | 7,800 |
| 340847 | Dec 30, 1987 | Dec 30, 1987 | Mitchell Energy Corporation | Wise | Holt, E. #149701938 | 5,950 |
| 340689 | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Hamilton, Annie #149701117 | 5,760 |
| 340689Amendment | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Hamilton, Annie #149701117 | 5,760 |
| 340688 | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Gadberry, Henry #1549730259 | 6,040 |
| 340688Amendment | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Gadberry, Henry #1549730259 | 6,040 |
| 340687 | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Robinson, Elmer #549733287 | 6,200 |
| 340686 | Dec 29, 1987 | Dec 29, 1987 | Mitchell Energy Corporation | Wise | Guinn, J. B. #249733286 | 4,600 |
| 340421 | Dec 22, 1987 | Dec 22, 1987 | Mitchell Energy Corporation | Wise | G. R. Blue GU "B" #349733283 | 4,600 |
| 340044 | Dec 11, 1987 | Dec 11, 1987 | Mitchell Energy Corporation | Wise | Fred Green OU #249733198 | 5,300 |
| 338154 | Dec 9, 1987 | Dec 9, 1987 | Mitchell Energy Corporation | Wise | Pryor (Caddo Conglomerate) Unit #70749733270 | 6,100 |
| 338154Amendment | Dec 9, 1987 | Dec 9, 1987 | Mitchell Energy Corporation | Wise | Pryor (Caddo Conglomerate) Unit #70749733270 | 6,100 |
| 338980 | Nov 20, 1987 | Nov 20, 1987 | Mitchell Energy Corporation | Jack | L. L. Edward OU #123737439 | 3,500 |
| 338979 | Nov 19, 1987 | Nov 19, 1987 | Mitchell Energy Corporation | Wise | Finlayson, O. T. Estate #149733273 | 8,000 |
| 338897 | Nov 17, 1987 | Nov 17, 1987 | Mitchell Energy Corporation | Wise | C. C. McClure OU "A" #149733272 | 6,000 |
| 338817 | Nov 17, 1987 | Nov 17, 1987 | Mitchell Energy Corporation | Leon | Moore, Leo #328930959 | 10,000 |
| 338708 | Nov 12, 1987 | Nov 12, 1987 | Mitchell Energy Corporation | Limestone | Renfroe, R. L. #229330869 | 13,000 |
| 338237 | Nov 5, 1987 | Nov 5, 1987 | Mitchell Energy Corporation | Wise | Caughlin Strawn West Unit #160349733268 | 4,700 |
| 338237Amendment | Nov 5, 1987 | Nov 5, 1987 | Mitchell Energy Corporation | Wise | Thacker, E. A. #349733268 | 4,700 |
| 338251 | Nov 4, 1987 | Nov 4, 1987 | Mitchell Energy Corporation | Parker | Powell, Helen #236732135 | 5,273 |
| 337789 | Oct 26, 1987 | Oct 26, 1987 | Mitchell Energy Corporation | Wise | Newsome, D. W. #1049733264 | 4,600 |
| 337878 | Oct 23, 1987 | Oct 23, 1987 | Mitchell Energy Corporation | Leon | Largent Heirs #628930951 | 10,500 |
| 337878Amendment | Oct 23, 1987 | Oct 23, 1987 | Mitchell Energy Corporation | Leon | Largent Heirs #628930951 | 10,500 |
| 337790 | Oct 23, 1987 | Oct 23, 1987 | Mitchell Energy Corporation | Wise | McCurdy, Floyd #249733265 | 8,500 |
| 337721 | Oct 21, 1987 | Oct 21, 1987 | Mitchell Energy Corporation | Wise | Caughlin Strawn (East Seg.) Unit #160549733266 | 4,599 |
| 337718 | Oct 20, 1987 | Oct 20, 1987 | Mitchell Energy Corporation | Wise | W.W. Hollingsworth GU "A" #749733263 | 4,500 |
| 337493 | Oct 20, 1987 | Oct 20, 1987 | Mitchell Energy Corporation | Wise | Mosier, Katie #149700115 | 5,977 |
| 337477 | Oct 15, 1987 | Oct 15, 1987 | Mitchell Energy Corporation | Lavaca | Clark, S. A. Estate #128532008 | 7,000 |
| 335566 | Oct 6, 1987 | Oct 6, 1987 | Mitchell Energy Corporation | Borden | Reeder "410" #203330926 | 9,000 |
| 336730 | Oct 5, 1987 | Oct 5, 1987 | Mitchell Energy Corporation | Leon | Lacey #528930944 | 11,000 |
| 335518 | Oct 5, 1987 | Oct 5, 1987 | Mitchell Energy Corporation | Willacy | Baughman, M. A. #148930116 | 11,500 |
| 331387 | Oct 5, 1987 | Oct 5, 1987 | Mitchell Energy Corporation | Wise | McClure, B. B. #349733237 | 6,300 |
| 336588 | Sep 29, 1987 | Sep 29, 1987 | Mitchell Energy Corporation | Jack | Gillespie, Ralph #123737410 | 5,500 |
| 336588Amendment | Sep 29, 1987 | Sep 29, 1987 | Mitchell Energy Corporation | Jack | Gillespie, Ralph #123737410 | 5,500 |
| 336429 | Sep 28, 1987 | Sep 28, 1987 | Mitchell Energy Corporation | Wise | Porter, Clifford #149733261 | 6,400 |
| 336438 | Sep 25, 1987 | Sep 25, 1987 | Mitchell Energy Corporation | Jack | Fort Worth National Bank #123734547 | 5,700 |
| 336162 | Sep 21, 1987 | Sep 21, 1987 | Mitchell Energy Corporation | Wise | Glass, J.W. #249733260 | 6,100 |
| 336162Amendment | Sep 21, 1987 | Sep 21, 1987 | Mitchell Energy Corporation | Wise | G. J. Morris OU #149733260 | 6,100 |
| 335924 | Sep 16, 1987 | Sep 16, 1987 | Mitchell Energy Corporation | Jack | Worthington, L. A. OL "A" #2723737317 | 3,500 |
| 323034 | Sep 14, 1987 | Sep 14, 1987 | Mitchell Energy Corporation | Wise | Millard F. Perkins Gas Unit #249732149 | 6,200 |
| 335610 | Sep 10, 1987 | Sep 10, 1987 | Mitchell Energy Corporation | Crane | Tucker Trust-State #110333818 | 7,000 |
| 335559 | Sep 9, 1987 | Sep 9, 1987 | Mitchell Energy Corporation | Victoria | Evan, F. E. #346900668 | 7,200 |
| 335519 | Sep 3, 1987 | Sep 3, 1987 | Mitchell Energy Corporation | Leon | Barnes, Leah G. #228930937 | 11,000 |
| 334017 | Sep 3, 1987 | Sep 3, 1987 | Mitchell Energy Corporation | Wise | Robinson, Elmer #449733255 | 6,300 |
| 334268 | Aug 17, 1987 | Aug 17, 1987 | Mitchell Energy Corporation | Limestone | Jackson, R. F. "A" #229330860 | 12,000 |
| 330536 | Aug 10, 1987 | Aug 10, 1987 | Mitchell Energy Corporation | Limestone | Raymond C. McBay Gas Unit #229330851 | 12,000 |
| 333902 | Aug 6, 1987 | Aug 6, 1987 | Mitchell Energy Corporation | Wise | Newsome, D. W. #949733252 | 4,600 |
| 333471 | Jul 24, 1987 | Jul 24, 1987 | Mitchell Energy Corporation | Wise | Lawrence, C. A. #1049731982 | 5,914 |
| 333226 | Jul 23, 1987 | Jul 23, 1987 | Mitchell Energy Corporation | Wise | Montford, Sarah V. #249700188 | 5,486 |
| 333060 | Jul 23, 1987 | Jul 23, 1987 | Mitchell Energy Corporation | Wise | Stevenson, Doris #149733246 | 8,500 |
| 348707 | Jul 20, 1987 | Jul 20, 1987 | Mitchell Energy Corporation | Wise | Dryden, J. A. #249733320 | 5,950 |
| 332951 | Jul 14, 1987 | Jul 14, 1987 | Mitchell Energy Corporation | Wise | Newsome, D. W. #849733245 | 4,600 |
| 332737 | Jul 10, 1987 | Jul 10, 1987 | Mitchell Energy Corporation | Wise | Johnson, W. D. "A" #249733243 | 8,300 |
| 332279 | Jun 29, 1987 | Jun 29, 1987 | Mitchell Energy Corporation | Jack | Davis, B. A. #123737374 | 3,500 |
| 332279Amendment | Jun 29, 1987 | Jun 29, 1987 | Mitchell Energy Corporation | Jack | Davis, B. A. #123737374 | 3,000 |
| 332157 | Jun 29, 1987 | Jun 29, 1987 | Mitchell Energy Corporation | Wise | Waggoner, M. L. #1449733242 | 6,900 |
| 331430 | Jun 12, 1987 | Jun 12, 1987 | Mitchell Energy Corporation | Wise | Hodgson, Lucetta N. "B" #149733238 | 4,600 |
| 331429 | Jun 12, 1987 | Jun 12, 1987 | Mitchell Energy Corporation | Wise | Morris-Gill #249733240 | 7,500 |
| 331316 | Jun 10, 1987 | Jun 10, 1987 | Mitchell Energy Corporation | Wise | Hodgson, Lucetta N. "A" #149733245 | 4,600 |
| 329438 | Jun 2, 1987 | Jun 2, 1987 | Mitchell Energy Corporation | Jack | Worthington, L. A. OL "A" #2423737066 | 5,725 |
| 330749 | May 29, 1987 | May 29, 1987 | Mitchell Energy Corporation | Montague | Orton, J. D. #333730305 | 6,420 |
| 330533 | May 22, 1987 | May 22, 1987 | Mitchell Energy Corporation | Wise | Matzinger, J. D. #249733231 | 6,300 |
| 329996 | May 12, 1987 | May 12, 1987 | Mitchell Energy Corporation | Montgomery | George P. Mitchell Gas Unit #133930770 | 14,000 |