| 483434Amendment | Mar 30, 1999 | Mar 30, 1999 | C & E Operating, Inc. | Rooke, F. B. 7 #2 | 7,600 | 39132269 |
| 483276 | Mar 23, 1999 | Mar 23, 1999 | C & E Operating, Inc. | McMillan-Welder Unit #1 | 6,100 | 39132268 |
| 483157 | Mar 11, 1999 | Mar 11, 1999 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D104J | 5,900 | 39100334 |
| 483176 | Mar 10, 1999 | Mar 10, 1999 | C & E Operating, Inc. | Allison, Guy #2 | 6,100 | 39132267 |
| 482880 | Feb 26, 1999 | Feb 26, 1999 | Wiser Oil Company, The | Welder "C" #6 | 6,360 | 39132134 |
| 482860 | Feb 23, 1999 | Feb 23, 1999 | C & E Operating, Inc. | Schmidt #3 | 6,100 | 39132266 |
| 482860Amendment | Feb 23, 1999 | Feb 23, 1999 | C & E Operating, Inc. | Schmidt #3 | 6,000 | 39132266 |
| 482721 | Feb 22, 1999 | Feb 22, 1999 | Quintana Pet. Corp. | Heard, Fannie V. W. Mrs #47 | 5,925 | 39100569 |
| 482449 | Feb 5, 1999 | Feb 5, 1999 | Quintana Pet. Corp. | Tom O'Connor (5800 SD) Fld. Unit #Q296 | 6,110 | 39132088 |
| 482069 | Jan 21, 1999 | Jan 21, 1999 | Copano Company | O'Connor, Thomas -D- #13 | 4,980 | 39100579 |
| 482117 | Jan 20, 1999 | Jan 20, 1999 | Christopher Oil & Gas Inc | Schirmer, et Al #2 | 8,849 | 39131919 |
| 482117Amendment | Jan 20, 1999 | Jan 20, 1999 | Christopher Oil & Gas Inc | Schirmer, et Al #2 | 8,849 | 39131919 |
| 482022 | Jan 19, 1999 | Jan 19, 1999 | Laroco LLP | Rooke, B. D. #C 1 | 5,510 | 39132207 |
| 481601 | Jan 11, 1999 | Jan 11, 1999 | Quintana Pet. Corp. | O'Connor, Thomas 'B' #25 | 6,200 | 39101808 |
| 481935 | Jan 7, 1999 | Jan 7, 1999 | Gec Operating, Inc. | Roche, K. D. #1 | 5,500 | 39132265 |
| 481935Amendment | Jan 7, 1999 | Jan 7, 1999 | Gec Operating, Inc. | Roche, K. D. #1 | 5,500 | 39132265 |
| 481935Amendment | Jan 7, 1999 | Jan 7, 1999 | Gec Operating, Inc. | Roche, K. D. #1 | 6,000 | 39132265 |
| 481753 | Jan 4, 1999 | Jan 4, 1999 | Cummins & Walker Oil Co., Inc. | Wood, L. Est. #3 | 3,800 | 39132264 |
| 481862 | Dec 31, 1998 | Dec 31, 1998 | Emerald Oil & Gas LC | O'Connor, Mary Ellen #A 12 | 6,000 | 39101897 |
| 481752 | Dec 31, 1998 | Dec 31, 1998 | Cummins & Walker Oil Co., Inc. | Wood, L. Est. #2 | 6,000 | 39132263 |
| 481602 | Dec 21, 1998 | Dec 21, 1998 | Quintana Pet. Corp. | Bauer, Mary Claire et Vir #11 | 6,750 | 39130194 |
| 481602Amendment | Dec 21, 1998 | Dec 21, 1998 | Quintana Pet. Corp. | Bauer, Mary Claire et Vir #11 | 6,750 | 39130194 |
| 481385 | Dec 16, 1998 | Dec 16, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 86 | 8,662 | 39130471 |
| 480915 | Dec 16, 1998 | Dec 16, 1998 | Dewbre Petroleum Corporation | O'Brien, J. M. 'A' #10 | 2,990 | 39103798 |
| 481003 | Dec 7, 1998 | Dec 7, 1998 | Wiser Oil Company, The | Welder "D" #18 | 6,100 | 39132159 |
| 480729 | Nov 20, 1998 | Nov 20, 1998 | McCarter, W. B. Jr. | Campbell, Dudley T. #1A | 6,312 | 39131884 |
| 480790 | Nov 17, 1998 | Nov 17, 1998 | T - C Oil Company | O'Connor #78 | 2,507 | 39132103 |
| 480307 | Nov 9, 1998 | Nov 9, 1998 | Quintana Pet. Corp. | Tom O'Connor (5800 SD) FLD Unit #Q202G | 5,950 | 39101182 |
| 480685 | Nov 6, 1998 | Nov 6, 1998 | T - C Oil Company | O'Connor, Dennis et al "G" #G 9 | 6,200 | 39132262 |
| 480502 | Oct 29, 1998 | Oct 29, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 54F | 5,806 | 39100290 |
| 480232 | Oct 26, 1998 | Oct 26, 1998 | Quintana Pet. Corp. | Heard, Clement #21 | 7,810 | 39130204 |
| 480411 | Oct 23, 1998 | Oct 23, 1998 | Sandalwood Oil & Gas, Inc. | Mayo, T. #A 1 | 4,000 | 39132261 |
| 480393 | Oct 22, 1998 | Oct 22, 1998 | Pennzoil Exploration & Prod. Co. | Fox, W. J. #26 | 5,420 | 39101289 |
| 480334 | Oct 22, 1998 | Oct 22, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'C' #17 | 5,940 | 39101128 |
| 480308 | Oct 22, 1998 | Oct 22, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'A' #59 | 5,935 | 39101475 |
| 480225 | Oct 20, 1998 | Oct 20, 1998 | Quintana Pet. Corp. | Williams, Maude et al "A" #D 74F | 5,850 | 39100332 |
| 480224 | Oct 20, 1998 | Oct 20, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'B' #27 | 6,300 | 39100540 |
| 480095 | Oct 16, 1998 | Oct 16, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'B' #11 | 6,200 | 39101823 |
| 480095Amendment | Oct 16, 1998 | Oct 16, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'B' #11 | 6,200 | 39101823 |
| 480094 | Oct 16, 1998 | Oct 16, 1998 | Quintana Pet. Corp. | Heard, Fannie V. W. Mrs. #105 | 6,000 | 39131743 |
| 480042 | Oct 12, 1998 | Oct 12, 1998 | C & E Operating, Inc. | Wood #1 | 6,200 | 39132260 |
| 480011 | Oct 9, 1998 | Oct 9, 1998 | C & E Operating, Inc. | Schmidt #2 | 6,200 | 39132259 |
| 480031 | Oct 8, 1998 | Oct 8, 1998 | Pennzoil Exploration & Prod. Co. | Lambert, M. F. #147 | 5,700 | 39131456 |
| 479788 | Oct 6, 1998 | Oct 6, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 53 | 5,780 | 39100289 |
| 479787 | Oct 6, 1998 | Oct 6, 1998 | Gilster, Ralph R. III | BP #5 | 4,800 | 39132258 |
| 479786 | Oct 6, 1998 | Oct 6, 1998 | Gilster, Ralph R. III | BP #4 | 4,800 | 39132257 |
| 479732 | Sep 30, 1998 | Sep 30, 1998 | Quintana Pet. Corp. | Heard, Fannie V. W. Mrs. #25 | 5,925 | 39100693 |
| 479731 | Sep 30, 1998 | Sep 30, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'C' #20 | 5,925 | 39101146 |
| 479694 | Sep 29, 1998 | Sep 29, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 48 | 5,778 | 39100215 |
| 479496 | Sep 22, 1998 | Sep 22, 1998 | Quintana Pet. Corp. | Heard, Claude E. #13 | 5,925 | 39100551 |
| 479497 | Sep 21, 1998 | Sep 21, 1998 | Quintana Pet. Corp. | Heard, Mrs. Fannie V. W. #58 | 5,905 | 39100707 |
| 479495 | Sep 18, 1998 | Sep 18, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #60 | 5,916 | 39100456 |
| 479335 | Sep 14, 1998 | Sep 14, 1998 | T - C Oil Company | O'Connor "H" #H 17 | 2,896 | 39100033 |
| 479185 | Sep 1, 1998 | Sep 1, 1998 | Thorp Petroleum Corporation | Carter #1 | 4,500 | 39132256 |
| 479161 | Aug 31, 1998 | Aug 31, 1998 | Wiser Oil Company, The | Vincent #3 | 6,200 | 39132191 |
| 479161Amendment | Aug 31, 1998 | Aug 31, 1998 | Wiser Oil Company, The | Vincent "I" #3 | 6,200 | 39132191 |
| 479144 | Aug 31, 1998 | Aug 31, 1998 | Wiser Oil Company, The | Shay "B" #2 | 6,500 | 39132186 |
| 478984 | Aug 31, 1998 | Aug 31, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 64 | 7,801 | 39130255 |
| 478984Amendment | Aug 31, 1998 | Aug 31, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 64 | 7,801 | 39130255 |
| 478958 | Aug 26, 1998 | Aug 26, 1998 | T - C Oil Company | O'Connor, Dennis et al "L" #L 40 | 2,850 | 39130306 |
| 478965 | Aug 24, 1998 | Aug 24, 1998 | Gilster, Ralph R. III | BP #3 | 7,700 | 39132220 |
| 478853 | Aug 19, 1998 | Aug 19, 1998 | Wiser Oil Company, The | Welder "C" #19 | 6,200 | 39132160 |
| 478554 | Aug 19, 1998 | Aug 19, 1998 | Pennzoil Exploration & Prod. Co. | Lambert, M. F. #115 | 5,300 | 39101237 |
| 478786 | Aug 18, 1998 | Aug 18, 1998 | T - C Oil Company | O'Connor "H" #H 19 | 2,931 | 39100043 |
| 478785 | Aug 18, 1998 | Aug 18, 1998 | T - C Oil Company | O'Connor, Dennis et al "N" #N 14 | 4,644 | 39131939 |
| 477506 | Aug 5, 1998 | Aug 5, 1998 | CTR Petroleum, Inc. | Heard, A. W. J. "C" #3 | 1,581 | 39102601 |
| 478449 | Aug 3, 1998 | Aug 3, 1998 | Laroco LLP | Rooke, B. D. #C 5 | 8,400 | 39132255 |
| 478178 | Jul 27, 1998 | Jul 27, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'A' #D 17 | 6,435 | 39100280 |
| 478181 | Jul 23, 1998 | Jul 23, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'C' #66 | 4,515 | 39101180 |
| 478070 | Jul 20, 1998 | Jul 20, 1998 | Quintana Pet. Corp. | Heard, Clement #26 | 6,104 | 39131617 |
| 477667 | Jul 3, 1998 | Jul 3, 1998 | Quintana Pet. Corp. | Heard, Mrs. Fannie V. W. #3 | 5,921 | 39100673 |
| 477665 | Jul 3, 1998 | Jul 3, 1998 | Quintana Pet. Corp. | Heard, Mrs. Fannie V. W. #7G | 9,143 | 39100728 |
| 477653 | Jul 3, 1998 | Jul 3, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'C' #58 | 4,500 | 39101139 |
| 477652 | Jul 3, 1998 | Jul 3, 1998 | Quintana Pet. Corp. | Reily, Annie et Vir #9 | 6,000 | 39100770 |
| 477650 | Jul 3, 1998 | Jul 3, 1998 | Quintana Pet. Corp. | Heard, Clement #9 | 6,721 | 39100846 |
| 477549 | Jul 1, 1998 | Jul 1, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'C' #6 | 5,925 | 39101164 |
| 477533 | Jun 29, 1998 | Jun 29, 1998 | Laroco LLP | Spaulding, J. W. #12 | 7,700 | 39132254 |
| 477532 | Jun 29, 1998 | Jun 29, 1998 | Laroco LLP | Rooke, F. B. & Sons et Al #D 1 | 6,600 | 39132253 |
| 476592 | Jun 26, 1998 | Jun 26, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'B' #36 | 6,000 | 39101841 |
| 477441 | Jun 25, 1998 | Jun 25, 1998 | Wiser Oil Company, The | Terrell Ranch "C" #7 | 7,100 | 39132249 |
| 477440 | Jun 25, 1998 | Jun 25, 1998 | Wiser Oil Company, The | Welder 'G' #55 | 6,600 | 39132250 |
| 477439 | Jun 25, 1998 | Jun 25, 1998 | Wiser Oil Company, The | Terrell Ranch "C" #5 | 7,100 | 39132251 |
| 477438 | Jun 25, 1998 | Jun 25, 1998 | Wiser Oil Company, The | Terrell Ranch 'C' #6 | 7,100 | 39132252 |
| 477141 | Jun 23, 1998 | Jun 23, 1998 | Quintana Pet. Corp. | Williams, Maude et al 'B' #25 | 4,500 | 39100525 |
| 477287 | Jun 19, 1998 | Jun 19, 1998 | Anderson Oil Corporation | Chaudier-Stone #3 | 5,900 | 39132248 |
| 477278 | Jun 19, 1998 | Jun 19, 1998 | Quintana Pet. Corp. | Heard, Ira 'A' #12 | 8,325 | 39130127 |
| 477123 | Jun 16, 1998 | Jun 16, 1998 | C & E Operating, Inc. | Allison, Guy #1 | 6,300 | 39132247 |
| 477055 | Jun 15, 1998 | Jun 15, 1998 | Quintana Pet. Corp. | Reilly, Annie et Vir #3G | 4,425 | 39100774 |
| 477108 | Jun 12, 1998 | Jun 12, 1998 | Wiser Oil Company, The | Shay 'C' #7 | 6,200 | 39132246 |
| 477062 | Jun 12, 1998 | Jun 12, 1998 | C & E Operating, Inc. | Swyka #3 | 6,300 | 39132245 |
| 476996 | Jun 9, 1998 | Jun 9, 1998 | Laroco LLP | Rooke, B. D. #C 3 | 5,900 | 39132243 |
| 476995 | Jun 9, 1998 | Jun 9, 1998 | Laroco LLP | Rooke, B. D. #C 4 | 5,500 | 39132244 |
| 476993 | Jun 9, 1998 | Jun 9, 1998 | Laroco LLP | Rooke, B. D. #1A | 5,700 | 39131929 |
| 476843 | Jun 5, 1998 | Jun 5, 1998 | C & E Operating, Inc. | Swyka #4 | 6,500 | 39132242 |
| 476771 | Jun 2, 1998 | Jun 2, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'B' #50 | 7,993 | 39132079 |
| 476771Amendment | Jun 2, 1998 | Jun 2, 1998 | Hilcorp Energy Company | O'Connor, Thomas 'B' #50 | 7,993 | 39132079 |
| 476612 | May 27, 1998 | May 27, 1998 | C & E Operating, Inc. | Swyka #2 | 6,300 | 39132241 |
| 476501 | May 27, 1998 | May 27, 1998 | Quintana Pet. Corp. | O'Connor, Thomas 'A' #32 | 5,960 | 39101459 |
| 476553 | May 22, 1998 | May 22, 1998 | Kebo Oil & Gas, Inc. | Tract 72 #4 | 5,400 | 39132240 |
| 476553Amendment | May 22, 1998 | May 22, 1998 | Kebo Oil & Gas, Inc. | Tract 72 #4 | 5,400 | 39132240 |