| 603085 | Jul 6, 2005 | Jul 6, 2005 | Hilcorp Energy Company | Lambert, M. F. #157 | 6,500 | 39132682 |
| 602972 | Jul 5, 2005 | Jul 5, 2005 | T - C Oil Company | O'Connor, Martin -B- #1 | 9,000 | 39132681 |
| 602923 | Jul 1, 2005 | Jul 1, 2005 | T - C Oil Company | Duke Ranch -V- #1 | 6,500 | 39132680 |
| 602923Amendment | Jul 1, 2005 | Jul 1, 2005 | T - C Oil Company | Duke Ranch -V- #1 | 6,500 | 39132680 |
| 602619 | Jun 30, 2005 | Jun 30, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #88 | 7,934 | 39131860 |
| 602573 | Jun 28, 2005 | Jun 28, 2005 | T - C Oil Company | Copano Gas Unit #34 | 5,480 | 39131178 |
| 602316 | Jun 21, 2005 | Jun 21, 2005 | Hilcorp Energy Company | O'Connor,tom (5600 Ft. Sd.) Unit #W321B | 5,925 | 39100690 |
| 602315 | Jun 21, 2005 | Jun 21, 2005 | Hilcorp Energy Company | O'Connor, Tom (5600 Ft. Sd.)unit #W311OB | 5,925 | 39131890 |
| 602314 | Jun 21, 2005 | Jun 21, 2005 | Hilcorp Energy Company | O'Connor, Tom (4150 Ft. Sd.)unit #W103A | 5,961 | 39100747 |
| 602312 | Jun 21, 2005 | Jun 21, 2005 | Hilcorp Energy Company | O'Connor,tom (5600 Ft. Sd.) Unit #W716B | 6,750 | 39130222 |
| 602283 | Jun 21, 2005 | Jun 21, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 8 | 5,757 | 39100328 |
| 555899Amendment | Jun 20, 2005 | Jun 20, 2005 | Hilcorp Energy Company | Heard, Ira "B" #16 | 6,754 | 39130235 |
| 602177 | Jun 17, 2005 | Jun 17, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D196 | 6,500 | 39132679 |
| 602177Amendment | Jun 17, 2005 | Jun 17, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D196 | 6,500 | 39132679 |
| 601803 | Jun 17, 2005 | Jun 17, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #89 | 8,078 | 39131898 |
| 601883 | Jun 14, 2005 | Jun 14, 2005 | Christopher Oil & Gas Inc | I. G. W. Buck #12 | 6,500 | 39132678 |
| 601802 | Jun 9, 2005 | Jun 9, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D200 | 8,200 | 39132597 |
| 601786 | Jun 9, 2005 | Jun 9, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 61 | 4,424 | 39132428 |
| 601785 | Jun 9, 2005 | Jun 9, 2005 | T - C Oil Company | Copano Gas Unit #33 | 5,711 | 39101691 |
| 561180Amendment | Jun 9, 2005 | Jun 9, 2005 | Hilcorp Energy Company | Heard, Clement #20 | 7,810 | 39130191 |
| 601316 | Jun 3, 2005 | Jun 3, 2005 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #118 | 6,400 | 39132675 |
| 601315 | May 26, 2005 | May 26, 2005 | Modern Exploration, Inc. | Little, Lou #1 | 5,400 | 39132404 |
| 601242 | May 26, 2005 | May 26, 2005 | Charro Operating, L.L.C. | Vidauri "A" #1 | 6,300 | 39132674 |
| 601242Amendment | May 26, 2005 | May 26, 2005 | Charro Operating, L.L.C. | Vidauri "A" #1 | 6,300 | 39132674 |
| 601015 | May 26, 2005 | May 26, 2005 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #3G | 5,927 | 39104056 |
| 601196 | May 25, 2005 | May 25, 2005 | T - C Oil Company | O'Connor -D- #D 5 | 4,502 | 39100226 |
| 601195 | May 25, 2005 | May 25, 2005 | T - C Oil Company | Copano Gas Unit #32 | 5,545 | 39101599 |
| 601007 | May 23, 2005 | May 23, 2005 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #117 | 6,400 | 39132672 |
| 600951 | May 23, 2005 | May 23, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D130 | 4,684 | 39131778 |
| 600950 | May 20, 2005 | May 20, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 6 | 5,780 | 39100272 |
| 600950Amendment | May 20, 2005 | May 20, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 6 | 5,780 | 39100272 |
| 600949 | May 20, 2005 | May 20, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 3G | 6,106 | 39100220 |
| 600765 | May 17, 2005 | May 17, 2005 | Primrose Operating Company | O'Connor, Thomas #8 | 5,590 | 39132572 |
| 600761 | May 17, 2005 | May 17, 2005 | T - C Oil Company | Copano Gas Unit #31 | 5,785 | 39101678 |
| 600362 | May 16, 2005 | May 16, 2005 | Hilcorp Energy Company | Ira Heard 'A' #18 | 7,800 | 39131883 |
| 600589 | May 13, 2005 | May 13, 2005 | Hilcorp Energy Company | Fox, W. J. "A" #20 | 7,300 | 39101284 |
| 600504 | May 11, 2005 | May 11, 2005 | Citation Oil & Gas Corp. | Mary Ellen O'Connor #21 | 5,600 | 39101852 |
| 600464 | May 10, 2005 | May 10, 2005 | Cummins & Walker Oil Co., Inc. | O'Brien-Harkins #2 | 6,750 | 39132669 |
| 600464Amendment | May 10, 2005 | May 10, 2005 | Cummins & Walker Oil Co., Inc. | O'Brien-Harkins #2 | 6,750 | 39132669 |
| 600324 | May 10, 2005 | May 10, 2005 | Hilcorp Energy Company | Tom O'Connor (5730 Ft.sd.) Unit #A 27 | 5,925 | 39100435 |
| 600316 | May 9, 2005 | May 9, 2005 | Hilcorp Energy Company | Heard, Fannie V.W. Mrs. #11 | 5,857 | 39100680 |
| 600163 | May 4, 2005 | May 4, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 11 | 4,490 | 39100338 |
| 600161 | May 4, 2005 | May 4, 2005 | T - C Oil Company | Dennis O'Connor et al -L- #L 49 | 4,507 | 39130529 |
| 600101 | May 3, 2005 | May 3, 2005 | T - C Oil Company | O'Connor #16 | 5,337 | 39100252 |
| 600072 | May 2, 2005 | May 2, 2005 | Wiser Oil Company, The | Welder "C" #25 | 5,900 | 39132172 |
| 600072Amendment | May 2, 2005 | May 2, 2005 | Forest Oil Corporation | Welder "C" #25 | 6,100 | 39132172 |
| 600070 | May 2, 2005 | May 2, 2005 | Wiser Oil Company, The | Welder "C" #24 | 5,250 | 39132167 |
| 561180 | May 2, 2005 | May 2, 2005 | Hilcorp Energy Company | Heard, Clement #20 | 7,810 | 39130191 |
| 561180Amendment | May 2, 2005 | May 2, 2005 | Hilcorp Energy Company | Heard, Clement #20 | 7,810 | 39130191 |
| 561202 | Apr 28, 2005 | Apr 28, 2005 | T - C Oil Company | O'Connor #74 | 4,445 | 39132019 |
| 560679 | Apr 21, 2005 | Apr 21, 2005 | Remora Management, LLC | Fagan #8 | 2,690 | 39100179 |
| 560638 | Apr 18, 2005 | Apr 18, 2005 | T - C Oil Company | O'Connor, Thomas -E- #E 7 | 5,650 | 39101630 |
| 560563 | Apr 15, 2005 | Apr 15, 2005 | T - C Oil Company | O'Connor #14 | 5,534 | 39100250 |
| 560371 | Apr 13, 2005 | Apr 13, 2005 | Hilcorp Energy Company | Lambert, M.F. #150 | 8,230 | 39132291 |
| 560200 | Apr 12, 2005 | Apr 12, 2005 | Hilcorp Energy Company | Reily, Annie et Vir #3 | 5,975 | 39100764 |
| 559845 | Apr 1, 2005 | Apr 1, 2005 | T - C Oil Company | Dennis O'Connor et al -N- #N 6 | 2,221 | 39103767 |
| 559759 | Mar 31, 2005 | Mar 31, 2005 | T - C Oil Company | Dennis O'Connor et al -L- #L 91 | 4,900 | 39132667 |
| 559758 | Mar 31, 2005 | Mar 31, 2005 | T - C Oil Company | Dennis O'Connor et al -L- #L 90 | 4,900 | 39132668 |
| 559757 | Mar 31, 2005 | Mar 31, 2005 | T - C Oil Company | O'Connor #78 | 4,396 | 39132103 |
| 559258 | Mar 21, 2005 | Mar 21, 2005 | T - C Oil Company | Martin O'Connor -A- #1 | 7,500 | 39132666 |
| 559210 | Mar 18, 2005 | Mar 18, 2005 | T - C Oil Company | Duke Ranch -L- #1 | 6,000 | 39132664 |
| 559210Amendment | Mar 18, 2005 | Mar 18, 2005 | T - C Oil Company | Duke Ranch -L- #1 | 6,100 | 39132664 |
| 559210Amendment | Mar 18, 2005 | Mar 18, 2005 | T - C Oil Company | Duke Ranch -L- #1 | 6,100 | 39132664 |
| 559209 | Mar 18, 2005 | Mar 18, 2005 | T - C Oil Company | Duke Ranch -J- #1 | 6,000 | 39132665 |
| 559209Amendment | Mar 18, 2005 | Mar 18, 2005 | T - C Oil Company | Duke Ranch -J- #1 | 6,000 | 39132665 |
| 558674 | Mar 17, 2005 | Mar 17, 2005 | 38 Oil & Gas, L.L.C. | Rooke, P. H. #48 | 6,232 | 39103043 |
| 558591 | Mar 14, 2005 | Mar 14, 2005 | Hilcorp Energy Company | Lambert, M. F. #66 | 5,915 | 39101323 |
| 558815 | Mar 11, 2005 | Mar 11, 2005 | Wiser Oil Company, The | Welder 'C' #23 | 5,640 | 39132166 |
| 558815Amendment | Mar 11, 2005 | Mar 11, 2005 | Wiser Oil Company, The | Welder 'C' #23 | 6,000 | 39132166 |
| 558815Amendment | Mar 11, 2005 | Mar 11, 2005 | Forest Oil Corporation | Welder 'C' #23 | 5,470 | 39132166 |
| 558685 | Mar 10, 2005 | Mar 10, 2005 | Acock/Anaqua Operating Co., LP | Scanio Shelton #4 | 7,000 | 39132663 |
| 558496 | Mar 9, 2005 | Mar 9, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 4 | 5,766 | 39100271 |
| 558326 | Mar 3, 2005 | Mar 3, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #38 | 5,918 | 39101152 |
| 558322 | Mar 3, 2005 | Mar 3, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #50 | 5,895 | 39101573 |
| 558327 | Mar 2, 2005 | Mar 2, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 84 | 8,600 | 39130363 |
| 558327Amendment | Mar 2, 2005 | Mar 2, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 84 | 8,600 | 39130363 |
| 558061 | Feb 28, 2005 | Feb 28, 2005 | Hilcorp Energy Company | Tom O'Connor (5800 SD) FLD Unit #P046 | 5,906 | 39101384 |
| 555972 | Feb 28, 2005 | Feb 28, 2005 | Hilcorp Energy Company | Bauer, Mary Claire et Vir #9 | 6,000 | 39100758 |
| 558157 | Feb 24, 2005 | Feb 24, 2005 | T - C Oil Company | T-C Oil Co.-O'Connor #81 | 4,350 | 39131819 |
| 558155 | Feb 24, 2005 | Feb 24, 2005 | T - C Oil Company | O'Connor, Dennis et al -N- #N 6 | 3,225 | 39103767 |
| 558129 | Feb 24, 2005 | Feb 24, 2005 | Hilcorp Energy Company | Lambert, M. F. #156 | 6,500 | 39132660 |
| 558129Amendment | Feb 24, 2005 | Feb 24, 2005 | Hilcorp Energy Company | Lambert, M. F. #156 | 6,500 | 39132660 |
| 558128 | Feb 24, 2005 | Feb 24, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D195 | 4,650 | 39132662 |
| 558127 | Feb 24, 2005 | Feb 24, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D194 | 4,650 | 39132661 |
| 557975 | Feb 23, 2005 | Feb 23, 2005 | Cummins & Walker Oil Co., Inc. | Scanio, M #11 | 7,200 | 39132659 |
| 557975Amendment | Feb 23, 2005 | Feb 23, 2005 | Cummins & Walker Oil Co., Inc. | Scanio, M #11 | 7,200 | 39132659 |
| 557987 | Feb 22, 2005 | Feb 22, 2005 | T - C Oil Company | O'Connor -H- #H 23 | 2,310 | 39103763 |
| 557684 | Feb 18, 2005 | Feb 18, 2005 | Hilcorp Energy Company | O'Connor, Thomas 'C' #90 | 6,100 | 39131897 |
| 557681 | Feb 16, 2005 | Feb 16, 2005 | Hilcorp Energy Company | Heard, Claude E. #19 | 5,925 | 39100650 |
| 557680 | Feb 16, 2005 | Feb 16, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #4 | 5,929 | 39101162 |
| 557758 | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | Obrien, J. M. #109 | 4,400 | 39132512 |
| 557758Amendment | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | Obrien, J. M. #109 | 5,755 | 39132512 |
| 557758Amendment | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | O'Brien, J. M. #109 | 5,755 | 39132512 |
| 557627 | Feb 14, 2005 | Feb 14, 2005 | T - C Oil Company | T-C Oil Co Co.-O'Connor #99 | 4,900 | 39132658 |
| 557432 | Feb 10, 2005 | Feb 10, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D191 | 4,650 | 39132655 |
| 557431 | Feb 10, 2005 | Feb 10, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D192 | 4,650 | 39132656 |
| 557430 | Feb 10, 2005 | Feb 10, 2005 | Hilcorp Energy Company | Williams, Maude et All "A" #D193 | 4,650 | 39132657 |
| 557430Amendment | Feb 10, 2005 | Feb 10, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D193 | 4,650 | 39132657 |
| 557430Amendment | Feb 10, 2005 | Feb 10, 2005 | Hilcorp Energy Company | Williams, Maude et All "A" #D193 | 4,650 | 39132657 |
| 557321 | Feb 7, 2005 | Feb 7, 2005 | C & E Operating, Inc. | Welder-Terrell #7 | 6,000 | 39132654 |