| 484136 | Apr 27, 1999 | Apr 27, 1999 | Lytle Creek Operating, Inc. | Springer #1 | 4,300 | 26900423 |
| 483841 | Apr 13, 1999 | Apr 13, 1999 | Burnett Oil Co., Inc. | Burnett/Gunn Awm "D" #2 | 5,000 | 26932336 |
| 482689 | Feb 12, 1999 | Feb 12, 1999 | Burns, P. C. Oil Producers Inc. | Masterson "B" Unit #3 | 6,100 | 26932335 |
| 482035 | Jan 19, 1999 | Jan 19, 1999 | Leclair Operating Co., Inc. | Simpson #6 | 3,500 | 26932334 |
| 482012 | Jan 13, 1999 | Jan 13, 1999 | Hunt Oil Company | Burnett, S. B. Est. "1A/2A Sand" #N 14 | 5,820 | 26930305 |
| 482011 | Jan 13, 1999 | Jan 13, 1999 | Hunt Oil Company | Burnett, S. B. Est. "1A/2A Sand" #Y 85A | 5,680 | 26932059 |
| 481728 | Dec 28, 1998 | Dec 28, 1998 | Gunn Oil Company | Burnett/Gunn Awm "D" #1 | 5,000 | 26932333 |
| 481356 | Dec 10, 1998 | Dec 10, 1998 | Polk Petroleum, Inc. | BRP "J" #1 | 6,200 | 26932332 |
| 481215 | Dec 1, 1998 | Dec 1, 1998 | Primrose Operating Company | Bateman Trust Est. Account No. 1 #83 | 5,330 | 26931537 |
| 481168 | Nov 30, 1998 | Nov 30, 1998 | Gunn Oil Company | Masterson 12 #1 | 6,200 | 26932331 |
| 481130 | Nov 24, 1998 | Nov 24, 1998 | Patton Exploration, Inc. | Wilson-Springer #8 | 3,700 | 26932330 |
| 480964 | Nov 23, 1998 | Nov 23, 1998 | Gaea Services, Inc. | Lowrance, Ed #2 | 6,100 | 26932327 |
| 481063 | Nov 20, 1998 | Nov 20, 1998 | Medders Oil Company, Inc. | Pitchfork-Maverick #1 | 4,100 | 26932329 |
| 481062 | Nov 20, 1998 | Nov 20, 1998 | Medders Oil Company, Inc. | Forks 1 #7A | 4,100 | 26932328 |
| 480872 | Nov 16, 1998 | Nov 16, 1998 | Gunn Oil Company | Havins #1 | 5,000 | 26932326 |
| 479742 | Oct 15, 1998 | Oct 15, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "E" Unit #1 | 6,100 | 26932322 |
| 480168 | Oct 14, 1998 | Oct 14, 1998 | Gunn Oil Company | Orsborn #2 | 6,500 | 26932325 |
| 480056 | Oct 9, 1998 | Oct 9, 1998 | Patterson Petroleum, Inc. | Masterson #1 | 6,200 | 26932324 |
| 479829 | Oct 6, 1998 | Oct 6, 1998 | Westico Energy Co. | Simpson 'A' #11 | 3,500 | 26932323 |
| 479665 | Sep 24, 1998 | Sep 24, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "D" #2 | 6,100 | 26931984 |
| 479273 | Sep 21, 1998 | Sep 21, 1998 | Primrose Operating Company | Bateman Trust Est. Account No. 1 #95 | 4,000 | 26932241 |
| 479472 | Sep 17, 1998 | Sep 17, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "D" #1 | 6,200 | 26920006 |
| 479252 | Sep 3, 1998 | Sep 3, 1998 | Dreyfus, Louis Natural Gas Corp | Bronco 214 #1 | 4,000 | 26932321 |
| 478710 | Aug 13, 1998 | Aug 13, 1998 | Interstate Explorations LLC | Ratliff #7 | 4,600 | 26932320 |
| 478249 | Jul 29, 1998 | Jul 29, 1998 | Sidwell Oil & Gas, Inc. | Masterson #1 | 5,500 | 26932319 |
| 478249Amendment | Jul 29, 1998 | Jul 29, 1998 | Sidwell Oil & Gas, Inc. | Masterson #1 | 5,800 | 26932319 |
| 477847 | Jul 10, 1998 | Jul 10, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "A" #7 | 6,100 | 26932318 |
| 477654 | Jul 2, 1998 | Jul 2, 1998 | Sojourner Drlg. Corp. | Springer Ranch 128 #1 | 4,600 | 26932317 |
| 477426 | Jun 29, 1998 | Jun 29, 1998 | Polk Petroleum, Inc. | Parramore #2 | 3,200 | 26932316 |
| 477426Amendment | Jun 29, 1998 | Jun 29, 1998 | Polk Petroleum, Inc. | Parramore #2 | 3,200 | 26932316 |
| 475951 | May 20, 1998 | May 20, 1998 | Big State Industries, Inc. | Ratliff #5 | 4,662 | 26931458 |
| 476309 | May 15, 1998 | May 15, 1998 | Hunt Oil Company | S. B. Burnett Estate RRR #15 | 5,887 | 26931578 |
| 476043 | May 6, 1998 | May 6, 1998 | Patterson Petroleum, Inc. | Beggs 214 #2 | 7,000 | 26920008 |
| 475642 | May 4, 1998 | May 4, 1998 | Alpine Petroleum | Simpson #2 | 3,800 | 26932315 |
| 475377 | Apr 21, 1998 | Apr 21, 1998 | Coda Energy, Inc. | Orsborn Unit #43 | 6,000 | 26932314 |
| 475297 | Apr 14, 1998 | Apr 14, 1998 | Gunn Oil Company | Mangis #3 | 6,000 | 26932313 |
| 475064 | Apr 9, 1998 | Apr 9, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "F" #1 | 6,150 | 26932312 |
| 474983 | Apr 3, 1998 | Apr 3, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "A" #6 | 6,100 | 26932311 |
| 474765 | Mar 30, 1998 | Mar 30, 1998 | Southwest Royalties, Inc. | Taylor #2 | 6,300 | 26932310 |
| 474674 | Mar 26, 1998 | Mar 26, 1998 | Gaea Services, Inc. | Lowrance, Ed #1 | 6,100 | 26932309 |
| 474460 | Mar 20, 1998 | Mar 20, 1998 | Polk Petroleum, Inc. | Niblo "70" #2 | 3,300 | 26932308 |
| 474183 | Mar 12, 1998 | Mar 12, 1998 | Burns, P. C. Oil Producers Inc. | Masterson "B" #2 | 6,150 | 26932307 |
| 473847 | Mar 6, 1998 | Mar 6, 1998 | Big State Industries, Inc. | Ratliff #1 | 6,342 | 26930994 |
| 473780 | Feb 25, 1998 | Feb 25, 1998 | Hunt Oil Company | Burnett, S. B. Est. "YA" #15A | 5,924 | 26930239 |
| 473541 | Feb 24, 1998 | Feb 24, 1998 | Bettis, Boyle & Stovall | Bullock #2161 | 4,200 | 26932306 |
| 472859 | Feb 5, 1998 | Feb 5, 1998 | Polk Petroleum, Inc. | Parramore #1 | 3,400 | 26932305 |
| 472314 | Jan 16, 1998 | Jan 16, 1998 | Midland Oil and Gas, Inc. | Maid Marion #1 | 4,700 | 26932304 |
| 472165 | Jan 16, 1998 | Jan 16, 1998 | Westico Energy Co. | Simpson 'A' #10 | 3,500 | 26932303 |
| 471947 | Jan 8, 1998 | Jan 8, 1998 | Hunt Oil Company | Burnett, S. B. Est., "D" #37 | 5,700 | 26932302 |
| 471946 | Jan 8, 1998 | Jan 8, 1998 | Hunt Oil Company | Burnett, S. B. Est., "D" #36 | 5,700 | 26932301 |
| 471754 | Dec 31, 1997 | Dec 31, 1997 | Patterson Petroleum, Inc. | Springer 170 #1 | 4,000 | 26932300 |
| 471095 | Dec 19, 1997 | Dec 19, 1997 | Leclair Operating Co., Inc. | Simpson #5 | 3,500 | 26932299 |
| 470638 | Dec 10, 1997 | Dec 10, 1997 | Lomax Operating Company, Inc. | Bacon, Tommy & Truman #6 | 3,500 | 26932296 |
| 470858 | Dec 5, 1997 | Dec 5, 1997 | Hunt Oil Company | Burnett, S. B. "Y/YA" #Y 23 | 5,925 | 26931625 |
| 470777 | Dec 3, 1997 | Dec 3, 1997 | Primrose Operating Company | Bateman Trust Est. Account No. 1 #103 | 6,000 | 26932297 |
| 470776 | Dec 3, 1997 | Dec 3, 1997 | Patterson Petroleum, Inc. | Burgess-Johnson #1 | 6,200 | 26932298 |
| 470148 | Nov 17, 1997 | Nov 17, 1997 | Burns, P. C. Oil Producers Inc. | Masterson "A" #5 | 6,100 | 26932295 |
| 470092 | Nov 14, 1997 | Nov 14, 1997 | Gunn Oil Company | Orsborn #1 | 6,500 | 26932294 |
| 469795 | Nov 7, 1997 | Nov 7, 1997 | Gunn Oil Company | Lowrey 87 #2 | 6,000 | 26932293 |
| 468975 | Oct 22, 1997 | Oct 22, 1997 | Southwest Royalties, Inc. | Taylor #1 | 6,300 | 26932292 |
| 468581 | Oct 9, 1997 | Oct 9, 1997 | Burns, P. C. Oil Producers Inc. | Masterson "C" Unit #1 | 6,100 | 26932291 |
| 468335 | Oct 2, 1997 | Oct 2, 1997 | Chisholm Exploration | Ross Heirs #1 | 6,200 | 26932290 |
| 467927 | Sep 29, 1997 | Sep 29, 1997 | Burnett Oil Co., Inc. | A.W.M. #11 | 4,500 | 26932289 |
| 467927Amendment | Sep 29, 1997 | Sep 29, 1997 | Burnett Oil Co., Inc. | A.W.M. #11 | 4,750 | 26932289 |
| 467926 | Sep 29, 1997 | Sep 29, 1997 | Burnett Oil Co., Inc. | A.W.M. #13 | 4,500 | 26932288 |
| 467586 | Sep 22, 1997 | Sep 22, 1997 | Crt's, Inc. | Bacon, T. #11 | 3,400 | 26932287 |
| 467163 | Sep 4, 1997 | Sep 4, 1997 | Gunn Oil Company | Burnett/Gunn Awm "C" #1 | 5,000 | 26932286 |
| 466524 | Aug 20, 1997 | Aug 20, 1997 | Gunn Oil Company | Burnett/Gunn Awm "B' #1 | 5,000 | 26932285 |
| 465903 | Aug 6, 1997 | Aug 6, 1997 | Patterson Petroleum, Inc. | Springer 169 #2 | 4,200 | 26932284 |
| 465171 | Jul 22, 1997 | Jul 22, 1997 | Pogo Producing Co. | BRP "I" #1 | 6,100 | 26932283 |
| 465032 | Jul 21, 1997 | Jul 21, 1997 | Burns, P. C. Oil Producers Inc. | Masterson "A" #4 | 6,100 | 26932282 |
| 464919 | Jul 21, 1997 | Jul 21, 1997 | Medders Oil Company, Inc. | Forks "1" #5A | 4,300 | 26932281 |
| 464481 | Jul 18, 1997 | Jul 18, 1997 | Medders Oil Company, Inc. | Pitchfork L&cc #401 | 4,200 | 26932275 |
| 464925 | Jul 15, 1997 | Jul 15, 1997 | Primrose Operating Company | Bateman Trust Est. Account No. 1 #102 | 4,000 | 26932280 |
| 464548 | Jul 9, 1997 | Jul 9, 1997 | Westico Energy Co. | Simpson "A" #9 | 3,500 | 26932279 |
| 464556 | Jul 3, 1997 | Jul 3, 1997 | Patterson Petroleum, Inc. | Foster 230 #1 | 4,200 | 26932276 |
| 464547 | Jul 3, 1997 | Jul 3, 1997 | Polk Petroleum, Inc. | Niblo 70 #1 | 3,300 | 26932278 |
| 464546 | Jul 3, 1997 | Jul 3, 1997 | Polk Petroleum, Inc. | Niblo 68 #1 | 3,300 | 26932277 |
| 464514 | Jul 2, 1997 | Jul 2, 1997 | Westico Energy Co. | Simpson -B- #1 | 3,500 | 26932274 |
| 464509 | Jul 2, 1997 | Jul 2, 1997 | Gunn Oil Company | Niblo 33 Unit #1 | 3,300 | 26932273 |
| 464182 | Jun 30, 1997 | Jun 30, 1997 | Alpine Petroleum | Simpson #1 | 3,800 | 26932272 |
| 483738 | Jun 27, 1997 | Jun 27, 1997 | Citation Oil & Gas Corp. | Burnett, S. B. Est. "D" #31 | 6,036 | 26932118 |
| 464189 | Jun 24, 1997 | Jun 24, 1997 | Patterson Petroleum, Inc. | Springer 169 #1 | 6,600 | 26932271 |
| 463876 | Jun 17, 1997 | Jun 17, 1997 | Gunn Oil Company | Mangis #2 | 6,200 | 26932270 |
| 463651 | Jun 12, 1997 | Jun 12, 1997 | Gunn Oil Company | Hardwick #1 | 6,000 | 26932269 |
| 462542 | May 16, 1997 | May 16, 1997 | Gunn Oil Company | Lowrey 90 #1 | 6,100 | 26932268 |
| 461662 | Apr 28, 1997 | Apr 28, 1997 | Pogo Producing Co. | BRP "G" #1 | 6,100 | 26932267 |
| 461662Amendment | Apr 28, 1997 | Apr 28, 1997 | Pogo Producing Co. | BRP "G" #1 | 6,500 | 26932267 |
| 461661 | Apr 28, 1997 | Apr 28, 1997 | Pogo Producing Co. | BRP "E" #1 | 6,100 | 26932266 |
| 461587 | Apr 25, 1997 | Apr 25, 1997 | Pogo Producing Co. | BRP "F" #1 | 4,900 | 26932265 |
| 461587Amendment | Apr 25, 1997 | Apr 25, 1997 | Pogo Producing Co. | BRP "F" #1 | 4,724 | 26932265 |
| 461250 | Apr 25, 1997 | Apr 25, 1997 | Medders Oil Company, Inc. | Forks "1" #1B | 4,200 | 26932264 |
| 460602 | Apr 7, 1997 | Apr 7, 1997 | Burns, P. C. Oil Producers Inc. | Lowrance #1 | 6,200 | 26932263 |
| 460608 | Apr 2, 1997 | Apr 2, 1997 | Burns, P. C. Oil Producers Inc. | Parramore #1 | 6,200 | 26932262 |
| 460578 | Apr 1, 1997 | Apr 1, 1997 | Pogo Producing Co. | BRP "D" #1 | 6,100 | 26932261 |
| 460578Amendment | Apr 1, 1997 | Apr 1, 1997 | Pogo Producing Co. | BRP "D" #1 | 6,400 | 26932261 |
| 460393 | Mar 27, 1997 | Mar 27, 1997 | Hunt Oil Company | Burnett, S.B. Estate #5601 | 6,500 | 26932260 |
| 460183 | Mar 21, 1997 | Mar 21, 1997 | Gunn Oil Company | Burnett/Gunn A.W.M. -A #1 | 5,000 | 26932259 |
| 459648 | Mar 13, 1997 | Mar 13, 1997 | Burns, P. C. Oil Producers Inc. | Masterson A #3 | 6,200 | 26932258 |
| 459550 | Mar 7, 1997 | Mar 7, 1997 | Gunn Oil Company | Mangis #1 | 6,000 | 26932257 |