| 474867Amendment | Apr 1, 1998 | Apr 1, 1998 | Cumming Company, Inc. The | Boley #1 | 6,200 | 23738373 |
| 474625 | Mar 27, 1998 | Mar 27, 1998 | Cholla Petroleum, Inc. | Phillips-Sewell #3 | 5,700 | 23738370 |
| 474570 | Mar 25, 1998 | Mar 25, 1998 | Beisch, Rusty | Prideaux, R. O. "B" #2 | 800 | 23738372 |
| 474685 | Mar 24, 1998 | Mar 24, 1998 | Catlin, Carl | Kinder B #1 | 2,400 | 23735996 |
| 472936 | Mar 24, 1998 | Mar 24, 1998 | Wes Pro, Inc. | Fowler #16 | 1,200 | 23738357 |
| 474403 | Mar 20, 1998 | Mar 20, 1998 | Grand Operating, Inc. | Grand Durham #2 | 5,876 | 23737461 |
| 474310 | Mar 12, 1998 | Mar 12, 1998 | 3-R Production, Inc. | Gregg #8 | 4,800 | 23738369 |
| 474007 | Mar 4, 1998 | Mar 4, 1998 | Mitchell Energy Corporation | Willie Wolf OU #1H | 4,750 | 23738368 |
| 473699 | Feb 27, 1998 | Feb 27, 1998 | Cholla Petroleum, Inc. | McKittrick-McConnell #9 | 5,999 | 23738367 |
| 473331 | Feb 24, 1998 | Feb 24, 1998 | Burk Royalty Company | Davis "C" #1WI | 4,500 | 23738364 |
| 473328 | Feb 24, 1998 | Feb 24, 1998 | Burk Royalty Company | Davis "C" #14 | 4,500 | 23738365 |
| 473363 | Feb 23, 1998 | Feb 23, 1998 | Lindemann, James D. | Mullens-Roberts Unit #1 | 6,000 | 23738362 |
| 473302 | Feb 19, 1998 | Feb 19, 1998 | Self, Charles Lynn | Thomas, J. W. #2A | 650 | 23738294 |
| 473452 | Feb 17, 1998 | Feb 17, 1998 | 3-R Production, Inc. | Slusher "H" #R 9 | 5,999 | 23738363 |
| 473161 | Feb 13, 1998 | Feb 13, 1998 | Miles Production Co. | Ellis "B" #2 | 4,590 | 23738313 |
| 473200 | Feb 12, 1998 | Feb 12, 1998 | Cumming Company, Inc. The | Middlebrooks #2 | 5,600 | 23738361 |
| 473026 | Feb 12, 1998 | Feb 12, 1998 | Lindemann, James D. | Worthington #1 | 4,999 | 23738359 |
| 473103 | Feb 9, 1998 | Feb 9, 1998 | Shanks, Bob | King, Alma "A" #2 | 600 | 23738360 |
| 472989 | Feb 9, 1998 | Feb 9, 1998 | Miles Production Co. | King "A" #1 | 5,300 | 23738358 |
| 472890 | Feb 4, 1998 | Feb 4, 1998 | Aruba Petroleum, Inc. | Covington "B" #8A | 400 | 23738356 |
| 472889 | Feb 4, 1998 | Feb 4, 1998 | Aruba Petroleum, Inc. | Covington "B" #7A | 400 | 23738355 |
| 472628 | Jan 27, 1998 | Jan 27, 1998 | Aruba Petroleum, Inc. | King #27A | 650 | 23738353 |
| 472629 | Jan 26, 1998 | Jan 26, 1998 | Aruba Petroleum, Inc. | King #28A | 650 | 23738354 |
| 472579 | Jan 23, 1998 | Jan 23, 1998 | Miles Production Co. | Ellis "A" #5 | 5,200 | 23738352 |
| 472549 | Jan 23, 1998 | Jan 23, 1998 | Miles Production Co. | Ellis "B" #3 | 3,800 | 23738351 |
| 472235 | Jan 16, 1998 | Jan 16, 1998 | Aruba Petroleum, Inc. | King #14A | 650 | 23738350 |
| 472020 | Jan 12, 1998 | Jan 12, 1998 | Aruba Petroleum, Inc. | King #16A | 650 | 23738349 |
| 471685 | Jan 7, 1998 | Jan 7, 1998 | 3-R Production, Inc. | Slusher "C" #R 5 | 3,900 | 23704041 |
| 471684 | Jan 7, 1998 | Jan 7, 1998 | 3-R Production, Inc. | Slusher "C" #R 2 | 4,120 | 23707343 |
| 471683 | Jan 5, 1998 | Jan 5, 1998 | 3-R Production, Inc. | Ellis #R 1 | 3,950 | 23709363 |
| 471757 | Dec 31, 1997 | Dec 31, 1997 | Mitchell Energy Corporation | Robertson-Deats "B" #1H | 4,999 | 23738348 |
| 471690 | Dec 31, 1997 | Dec 31, 1997 | Aruba Petroleum, Inc. | King #15A | 650 | 23738346 |
| 471747 | Dec 30, 1997 | Dec 30, 1997 | Four Sevens Oil Co., Ltd. | Cherryhomes #F2 | 6,000 | 23738347 |
| 471747Amendment | Dec 30, 1997 | Dec 30, 1997 | Four Sevens Oil Co., Ltd. | Cherryhomes #F2 | 6,000 | 23738347 |
| 471296 | Dec 30, 1997 | Dec 30, 1997 | Mitchell Energy Corporation | Durham, W. J. #6 | 5,350 | 23737868 |
| 471140 | Dec 19, 1997 | Dec 19, 1997 | Excel Oil & Gas, Inc. | Poyner #1 | 6,000 | 23738345 |
| 471274 | Dec 17, 1997 | Dec 17, 1997 | Aruba Petroleum, Inc. | King #18A | 650 | 23738343 |
| 471273 | Dec 17, 1997 | Dec 17, 1997 | Aruba Petroleum, Inc. | King #19A | 650 | 23738344 |
| 471179 | Dec 12, 1997 | Dec 12, 1997 | Chief Oil & Gas LLC | Sheppard "CI" #2 | 6,000 | 23738341 |
| 471176 | Dec 12, 1997 | Dec 12, 1997 | Chief Oil & Gas LLC | Allen #1 | 6,000 | 23738342 |
| 471161 | Dec 12, 1997 | Dec 12, 1997 | Mitchell Energy Corporation | Martin, J. B. "A" #1H | 4,999 | 23738340 |
| 471127 | Dec 11, 1997 | Dec 11, 1997 | Four Sevens Oil Co., Ltd. | Cherryhomes, Roy #F 1 | 6,000 | 23738339 |
| 471127Amendment | Dec 11, 1997 | Dec 11, 1997 | Four Sevens Oil Co., Ltd. | Cherryhomes, Roy #F 1 | 6,000 | 23738339 |
| 470833 | Dec 9, 1997 | Dec 9, 1997 | Aruba Petroleum, Inc. | King #22A | 650 | 23738337 |
| 470831 | Dec 9, 1997 | Dec 9, 1997 | Aruba Petroleum, Inc. | King #23A | 650 | 23738335 |
| 470830 | Dec 9, 1997 | Dec 9, 1997 | Aruba Petroleum, Inc. | King #24A | 650 | 23738334 |
| 470829 | Dec 9, 1997 | Dec 9, 1997 | Aruba Petroleum, Inc. | King #25A | 650 | 23738333 |
| 470835 | Dec 8, 1997 | Dec 8, 1997 | Aruba Petroleum, Inc. | King #20A | 650 | 23738338 |
| 470832 | Dec 8, 1997 | Dec 8, 1997 | Aruba Petroleum, Inc. | King #21A | 650 | 23738336 |
| 470799 | Dec 4, 1997 | Dec 4, 1997 | 3-R Production, Inc. | Wimberly "A" #4 | 5,315 | 23738332 |
| 470795 | Dec 4, 1997 | Dec 4, 1997 | 3-R Production, Inc. | Slusher "B" #R 3 | 3,850 | 23707337 |
| 470670 | Dec 1, 1997 | Dec 1, 1997 | Mitchell Energy Corporation | Robertson-Deats "C" #1H | 4,999 | 23738331 |
| 470480 | Nov 24, 1997 | Nov 24, 1997 | Four Sevens Oil Co., Ltd. | Leveredge, Zela #1 | 6,000 | 23738330 |
| 470480Amendment | Nov 24, 1997 | Nov 24, 1997 | Four Sevens Oil Co., Ltd. | Leveredge, Zela #1 | 6,000 | 23738330 |
| 470226 | Nov 18, 1997 | Nov 18, 1997 | Trek Oil & Gas, Inc | McClelland #1 | 5,300 | 23738329 |
| 470226Amendment | Nov 18, 1997 | Nov 18, 1997 | Trek Oil & Gas, Inc | McClelland #1H | 5,335 | 23738329 |
| 470226Amendment | Nov 18, 1997 | Nov 18, 1997 | Trek Oil & Gas, Inc | McClelland #1H | 5,335 | 23738329 |
| 469846 | Nov 7, 1997 | Nov 7, 1997 | Lindemann, James D. | D'acosta #2 | 4,999 | 23738327 |
| 469241 | Oct 31, 1997 | Oct 31, 1997 | Stamper Operating Co., Inc. | Kinder Estate #1 | 4,590 | 23737191 |
| 469360 | Oct 29, 1997 | Oct 29, 1997 | Cholla Petroleum, Inc. | McKittrick-McConnell #11 | 5,999 | 23738326 |
| 469359 | Oct 29, 1997 | Oct 29, 1997 | Cholla Petroleum, Inc. | McKittrick-McConnell #7 | 5,999 | 23738325 |
| 469235 | Oct 24, 1997 | Oct 24, 1997 | H & S Production, Inc. | Gunter #1 | 6,000 | 23738324 |
| 468352 | Oct 22, 1997 | Oct 22, 1997 | Mitchell Energy Corporation | Rogers, Thurman F. "A" #1 | 5,450 | 23738320 |
| 468965 | Oct 17, 1997 | Oct 17, 1997 | Four Sevens Oil Co., Ltd. | Borden Dinwiddie A #1 | 6,100 | 23738323 |
| 468714 | Oct 16, 1997 | Oct 16, 1997 | Don Bar Investment Company | Maxey Lease #40 | 750 | 23738322 |
| 468422 | Oct 10, 1997 | Oct 10, 1997 | Lindemann, James D. | D'acosta #1 | 4,999 | 23738321 |
| 467887 | Sep 29, 1997 | Sep 29, 1997 | Miles Production Co. | Richards, Frank #1 | 5,400 | 23738238 |
| 468020 | Sep 25, 1997 | Sep 25, 1997 | Four Sevens Oil Co., Ltd. | Dinwiddie, Borden #1 | 6,000 | 23738319 |
| 467444 | Sep 22, 1997 | Sep 22, 1997 | Gonzenbach, Glen D | Francis "A" #2 | 5,900 | 23738317 |
| 467005 | Sep 16, 1997 | Sep 16, 1997 | Miles Production Co. | Ellis "A" #4 | 4,999 | 23738315 |
| 467004 | Sep 16, 1997 | Sep 16, 1997 | Miles Production Co. | Ellis "B" #2 | 4,999 | 23738313 |
| 467348 | Sep 15, 1997 | Sep 15, 1997 | Carter Energy Corp. | Armstrong #1 | 5,500 | 23732866 |
| 467225 | Sep 12, 1997 | Sep 12, 1997 | E & W Production | Prideaux, H. O. #22 | 750 | 23738316 |
| 466930 | Sep 5, 1997 | Sep 5, 1997 | Cholla Petroleum, Inc. | McKittrick-McConnell #5 | 5,900 | 23738314 |
| 466489 | Aug 26, 1997 | Aug 26, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #5 | 400 | 23738307 |
| 466488 | Aug 26, 1997 | Aug 26, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #4 | 400 | 23738306 |
| 466487 | Aug 26, 1997 | Aug 26, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #3 | 400 | 23738305 |
| 466486 | Aug 26, 1997 | Aug 26, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #2 | 400 | 23738304 |
| 465883 | Aug 26, 1997 | Aug 26, 1997 | Cholla Petroleum, Inc. | Nancy #1 | 5,800 | 23738301 |
| 466494 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #10 | 400 | 23738312 |
| 466493 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #9 | 400 | 23738311 |
| 466492 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #8 | 400 | 23738310 |
| 466491 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #7 | 400 | 23738309 |
| 466490 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #6 | 400 | 23738308 |
| 466485 | Aug 25, 1997 | Aug 25, 1997 | Aruba Petroleum, Inc. | Shown, J. H. "C" Shallow Lease #1 | 400 | 23738303 |
| 466447 | Aug 20, 1997 | Aug 20, 1997 | Threshold Development Co. | Fayette Yates #22D | 4,850 | 23738302 |
| 465727 | Aug 6, 1997 | Aug 6, 1997 | Excel Oil & Gas, Inc. | Hurd #1 | 6,000 | 23738300 |
| 465109 | Jul 24, 1997 | Jul 24, 1997 | Threshold Development Co. | Fayette Yates #21D | 5,900 | 23738299 |
| 465108 | Jul 24, 1997 | Jul 24, 1997 | Threshold Development Co. | Yates, Billie #19D | 4,900 | 23738298 |
| 464786 | Jul 17, 1997 | Jul 17, 1997 | Threshold Development Co. | Jolly Unit #1 | 4,999 | 23738297 |
| 464786Amendment | Jul 17, 1997 | Jul 17, 1997 | Threshold Development Co. | Jolly Unit #1 | 4,999 | 23738297 |
| 464686 | Jul 14, 1997 | Jul 14, 1997 | Spindletop Oil&gas Company | Wimberly-Keith #1 | 5,999 | 23738296 |
| 464536 | Jul 9, 1997 | Jul 9, 1997 | Lynx Oil Co., Inc. | Garrett, W. R. #1 | 3,506 | 23733140 |
| 464487 | Jul 2, 1997 | Jul 2, 1997 | Mitchell Energy Corporation | Martin, Royce W. #1H | 5,300 | 23738295 |
| 464331 | Jul 1, 1997 | Jul 1, 1997 | Corda Corporation | King #1 | 5,700 | 23738293 |
| 464131 | Jun 30, 1997 | Jun 30, 1997 | Self, Charles Lynn | Thomas, J. W. #2A | 650 | 23738294 |
| 464082 | Jun 24, 1997 | Jun 24, 1997 | Lynn Creek Energy | Reagan-Mercer 2 #4 | 500 | 23738292 |
| 463975 | Jun 18, 1997 | Jun 18, 1997 | Kadane Corporation | Simpson Unit #1 | 5,800 | 23738291 |
| 462985 | Jun 11, 1997 | Jun 11, 1997 | Ginnings Company | Dees, W. J. #7 | 5,700 | 23738290 |
| 462762 | Jun 5, 1997 | Jun 5, 1997 | Gonzenbach, Glen D | Francis #1 | 5,900 | 23738288 |