| 612359 | Jan 13, 2006 | Jan 13, 2006 | Hilcorp Energy Company | Tom O'Connor (5800 SD) FLD Unit #P143 | 6,500 | 39131191 |
| 612174 | Jan 13, 2006 | Jan 13, 2006 | Hilcorp Energy Company | Lambert Gas Unit #67 | 5,900 | 39101324 |
| 612101 | Jan 13, 2006 | Jan 13, 2006 | Hilcorp Energy Company | Lambert, M. F. #155 | 6,200 | 39132623 |
| 612225 | Jan 12, 2006 | Jan 12, 2006 | T - C Oil Company | Copano Gas Unit #35 | 4,150 | 39101611 |
| 612135 | Jan 11, 2006 | Jan 11, 2006 | T - C Oil Company | Dennis O'Connor et al -L- #L 27 | 4,450 | 39100317 |
| 612135Amendment | Jan 11, 2006 | Jan 11, 2006 | T - C Oil Company | O'Connor, Dennis et al -L- #L 27 | 4,500 | 39100317 |
| 612076 | Jan 9, 2006 | Jan 9, 2006 | T - C Oil Company | Dennis O'Connor et al -L- #L 57 | 4,436 | 39131702 |
| 611804 | Jan 3, 2006 | Jan 3, 2006 | Acock/Anaqua Operating Co., LP | Scanio Shelton #5 | 7,500 | 39132714 |
| 611261 | Dec 28, 2005 | Dec 28, 2005 | Remora Management, LLC | Fagan #5 | 4,800 | 39100165 |
| 611445 | Dec 27, 2005 | Dec 27, 2005 | Laroco LLP | La Rosa Unit #50 | 6,910 | 39132454 |
| 611175 | Dec 16, 2005 | Dec 16, 2005 | Hilcorp Energy Company | Lambert, M. F. #39 | 5,904 | 39101380 |
| 610985 | Dec 16, 2005 | Dec 16, 2005 | Hilcorp Energy Company | Thomas O'Connor 'C' #90 | 6,100 | 39131897 |
| 610984 | Dec 16, 2005 | Dec 16, 2005 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W307B | 5,925 | 39100676 |
| 610812 | Dec 14, 2005 | Dec 14, 2005 | Hilcorp Energy Company | Heard, Fannie V. W., Mrs. #72 | 4,500 | 39103786 |
| 610811 | Dec 14, 2005 | Dec 14, 2005 | Hilcorp Energy Company | Heard, Fannie V. W., Mrs. #95 | 4,502 | 39130206 |
| 609568 | Dec 13, 2005 | Dec 13, 2005 | American Energy Partners, Inc. | Rooke #1 | 3,500 | 39132711 |
| 610805 | Dec 9, 2005 | Dec 9, 2005 | Hilcorp Energy Company | Heard, Clement #1 | 5,911 | 39100838 |
| 610590 | Dec 8, 2005 | Dec 8, 2005 | Hilcorp Energy Company | O'Connor, Tom (4150 Ft.sd.) Unit #W402G | 4,458 | 39100663 |
| 610551 | Dec 7, 2005 | Dec 7, 2005 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #68 | 4,500 | 39103793 |
| 610181 | Nov 30, 2005 | Nov 30, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #5G | 5,425 | 39101141 |
| 610158 | Nov 30, 2005 | Nov 30, 2005 | Hilcorp Energy Company | Heard, Clement #36 | 6,400 | 39132533 |
| 609987 | Nov 30, 2005 | Nov 30, 2005 | Acock/Anaqua Operating Co., LP | Scanio, Miguelita #13 | 7,500 | 39132712 |
| 609658 | Nov 21, 2005 | Nov 21, 2005 | Hilcorp Energy Company | Heard, Fannie V.W. Mrs. #4G | 5,980 | 39100725 |
| 609656 | Nov 21, 2005 | Nov 21, 2005 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #92 | 4,500 | 39130059 |
| 609182 | Nov 8, 2005 | Nov 8, 2005 | Hilcorp Energy Company | Heard, Mrs. Fannie V. W. #69 | 4,500 | 39100716 |
| 608731 | Nov 7, 2005 | Nov 7, 2005 | Hilcorp Energy Company | Tom O'Connor (4150 Ft. Sd.) Unit #W817A | 5,937 | 39100475 |
| 608726 | Nov 2, 2005 | Nov 2, 2005 | Hilcorp Energy Company | Heard, Clement #34 | 7,000 | 39132710 |
| 608723 | Nov 2, 2005 | Nov 2, 2005 | Hilcorp Energy Company | Reily, Annie et Vir #22 | 7,000 | 39132709 |
| 608722 | Nov 2, 2005 | Nov 2, 2005 | Hilcorp Energy Company | Heard, Fannie V.W., Mrs. #119 | 7,000 | 39132708 |
| 608719 | Nov 2, 2005 | Nov 2, 2005 | Hilcorp Energy Company | Heard, Fannie V.W., Mrs. #120 | 7,000 | 39132707 |
| 607656 | Nov 2, 2005 | Nov 2, 2005 | Crimson Exploration Inc. | Huff GU 1 #9 | 6,000 | 39131856 |
| 608728 | Nov 1, 2005 | Nov 1, 2005 | Hilcorp Energy Company | Reily, Annie et Vir #23 | 7,000 | 39132706 |
| 608640 | Oct 28, 2005 | Oct 28, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 15 | 5,850 | 39100278 |
| 607843 | Oct 28, 2005 | Oct 28, 2005 | Hilcorp Energy Company | Lambert, M. F. #151 | 8,300 | 39132356 |
| 607651 | Oct 27, 2005 | Oct 27, 2005 | Crimson Exploration Inc. | Huff Oil Unit 2 #9 | 3,400 | 39131621 |
| 608425 | Oct 26, 2005 | Oct 26, 2005 | Anderson Oil Ltd | Kentucky-Fagan #12 | 5,723 | 39132619 |
| 608185 | Oct 19, 2005 | Oct 19, 2005 | Republic Resources, LLC. | Rooke #1 | 9,600 | 39132705 |
| 607729 | Oct 12, 2005 | Oct 12, 2005 | T - C Oil Company | Duke Ranch -J- #1 | 5,837 | 39132665 |
| 607727 | Oct 12, 2005 | Oct 12, 2005 | T - C Oil Company | Zarsky, C.F. #1 | 10,000 | 39132704 |
| 607257 | Oct 4, 2005 | Oct 4, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #4 | 5,925 | 39100418 |
| 605936 | Oct 3, 2005 | Oct 3, 2005 | Hilcorp Energy Company | Fox, W. J. "B" #38 | 7,499 | 39101304 |
| 607112 | Sep 29, 2005 | Sep 29, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 1 | 2,325 | 39100312 |
| 607111 | Sep 29, 2005 | Sep 29, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 3 | 2,075 | 39100196 |
| 606702 | Sep 23, 2005 | Sep 23, 2005 | Hilcorp Energy Company | Lambert, M. F. #25 | 5,901 | 39101422 |
| 606394 | Sep 23, 2005 | Sep 23, 2005 | Hilcorp Energy Company | Lambert Gas Unit #H 28 | 5,936 | 39101183 |
| 606049 | Sep 21, 2005 | Sep 21, 2005 | Brigham Oil & Gas, L.P. | Imhoff #1 | 12,700 | 39132699 |
| 606049Amendment | Sep 21, 2005 | Sep 21, 2005 | Brigham Oil & Gas, L.P. | Imhoff #1 | 9,800 | 39132699 |
| 606437 | Sep 19, 2005 | Sep 19, 2005 | Acock/Anaqua Operating Co., LP | Heard, J.F.B #3 | 6,500 | 39131179 |
| 606437Amendment | Sep 19, 2005 | Sep 19, 2005 | Acock/Anaqua Operating Co., LP | Heard, J. F. B. #3 | 6,500 | 39131179 |
| 606452 | Sep 16, 2005 | Sep 16, 2005 | Whittier Operating Inc | Schirmer #20 | 5,000 | 39132703 |
| 606348 | Sep 16, 2005 | Sep 16, 2005 | Hilcorp Energy Company | Lambert, M.F. #161 | 6,500 | 39132701 |
| 606369 | Sep 15, 2005 | Sep 15, 2005 | Hilcorp Energy Company | Tom O'Connor (4150 Ft. Sd.) Unit #W924A | 6,000 | 39100524 |
| 606368 | Sep 15, 2005 | Sep 15, 2005 | Hilcorp Energy Company | Fox, W. J. "A" #48 | 8,500 | 39132702 |
| 606366 | Sep 15, 2005 | Sep 15, 2005 | Hilcorp Energy Company | Tom O'Connor (5600 Ft. Sd.) Unit #W907B | 5,928 | 39100514 |
| 606248 | Sep 13, 2005 | Sep 13, 2005 | Hilcorp Energy Company | Lambert, M. F. #159 | 6,500 | 39132700 |
| 605933 | Sep 12, 2005 | Sep 12, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D166 | 4,680 | 39132506 |
| 604875 | Sep 8, 2005 | Sep 8, 2005 | Hilcorp Energy Company | Lambert, M. F. #212 | 8,500 | 39132696 |
| 605368 | Aug 30, 2005 | Aug 30, 2005 | Hilcorp Energy Company | Tom O'Connor (5730 Ft. Sd.) Unit #A 58 | 5,917 | 39100454 |
| 605577 | Aug 29, 2005 | Aug 29, 2005 | Kebo Oil & Gas, Inc. | Shelton #1 | 7,600 | 39132698 |
| 605577Amendment | Aug 29, 2005 | Aug 29, 2005 | Kebo Oil & Gas, Inc. | Shelton #1 | 7,600 | 39132698 |
| 605367 | Aug 25, 2005 | Aug 25, 2005 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W294B | 6,000 | 39132017 |
| 605389 | Aug 24, 2005 | Aug 24, 2005 | T - C Oil Company | O'Connor #60 | 3,061 | 39131497 |
| 605386 | Aug 24, 2005 | Aug 24, 2005 | T - C Oil Company | O'Connor-D- #D 2 | 4,800 | 39100223 |
| 605385 | Aug 24, 2005 | Aug 24, 2005 | T - C Oil Company | O'Connor #40 | 5,668 | 39100257 |
| 605121 | Aug 18, 2005 | Aug 18, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D122 | 4,650 | 39131685 |
| 604956 | Aug 16, 2005 | Aug 16, 2005 | Hilcorp Energy Company | O'Connor, Thomas "C" #88 | 7,934 | 39131860 |
| 604954 | Aug 16, 2005 | Aug 16, 2005 | Hilcorp Energy Company | O'Connor, Tom (4150 FT Sd)unit #W438A | 4,650 | 39132697 |
| 604952 | Aug 16, 2005 | Aug 16, 2005 | Hilcorp Energy Company | O'Connor, Tom (5600 Ft.sd.) Unit #W331B | 5,925 | 39100561 |
| 604595 | Aug 12, 2005 | Aug 12, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D154 | 4,655 | 39131963 |
| 604596 | Aug 10, 2005 | Aug 10, 2005 | Hilcorp Energy Company | Lambert, M. F. #125 | 5,840 | 39101447 |
| 604575 | Aug 9, 2005 | Aug 9, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D205 | 4,800 | 39132695 |
| 604574 | Aug 9, 2005 | Aug 9, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D204 | 4,800 | 39132694 |
| 604573 | Aug 8, 2005 | Aug 8, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D197 | 4,800 | 39132693 |
| 604455 | Aug 4, 2005 | Aug 4, 2005 | Hilcorp Energy Company | Lambert, M. F. #32 | 5,912 | 39101490 |
| 604332 | Aug 3, 2005 | Aug 3, 2005 | Hilcorp Energy Company | M.F. Lambert #210 | 8,500 | 39132692 |
| 604279 | Aug 3, 2005 | Aug 3, 2005 | T - C Oil Company | O'Connor #66 | 4,500 | 39131942 |
| 604277 | Aug 3, 2005 | Aug 3, 2005 | T - C Oil Company | O'Connor #74 | 4,300 | 39132019 |
| 604276 | Aug 3, 2005 | Aug 3, 2005 | T - C Oil Company | O'Connor #56 | 2,850 | 39131420 |
| 601891 | Aug 2, 2005 | Aug 2, 2005 | Acock/Anaqua Operating Co., LP | F.V.W. Heard #6 | 6,500 | 39130594 |
| 603926 | Jul 26, 2005 | Jul 26, 2005 | Hilcorp Energy Company | O'Connor, Tom 4400 Sand Gas Unit #Q393 | 4,500 | 39130060 |
| 603603 | Jul 19, 2005 | Jul 19, 2005 | Hilcorp Energy Company | Lambert, M. F. #118 | 5,835 | 39101494 |
| 603603Amendment | Jul 19, 2005 | Jul 19, 2005 | Hilcorp Energy Company | Lambert Gas Unit #118 | 5,835 | 39101494 |
| 603581 | Jul 18, 2005 | Jul 18, 2005 | T - C Oil Company | O'Connor, Martin -C- #1 | 8,200 | 39132691 |
| 603428 | Jul 18, 2005 | Jul 18, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 16 | 5,980 | 39100279 |
| 603428Amendment | Jul 18, 2005 | Jul 18, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 16 | 5,980 | 39100279 |
| 603427 | Jul 18, 2005 | Jul 18, 2005 | Hilcorp Energy Company | Williams, Maude et al "A" #D 90 | 7,927 | 39130596 |
| 603415 | Jul 14, 2005 | Jul 14, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 95 | 4,950 | 39132690 |
| 603414 | Jul 14, 2005 | Jul 14, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 94 | 4,950 | 39132689 |
| 603413 | Jul 14, 2005 | Jul 14, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 93 | 4,950 | 39132686 |
| 603412 | Jul 14, 2005 | Jul 14, 2005 | T - C Oil Company | O'Connor, Dennis et al -L- #L 92 | 4,950 | 39132687 |
| 603411 | Jul 14, 2005 | Jul 14, 2005 | T - C Oil Company | O'Connor, Martin -D- #1 | 8,300 | 39132688 |
| 603213 | Jul 14, 2005 | Jul 14, 2005 | Acock/Anaqua Operating Co., LP | Miguelita Scanio #12 | 7,200 | 39132684 |
| 603213Amendment | Jul 14, 2005 | Jul 14, 2005 | Acock/Anaqua Operating Co., LP | Miguelita Scanio #12 | 7,200 | 39132684 |
| 603285 | Jul 12, 2005 | Jul 12, 2005 | T - C Oil Company | Sca Strip -B- #1 | 8,700 | 39132685 |
| 603231 | Jul 12, 2005 | Jul 12, 2005 | Hilcorp Energy Company | Lambert, M.F. #H 64 | 5,937 | 39101310 |
| 603209 | Jul 11, 2005 | Jul 11, 2005 | T - C Oil Company | O'Connor -D- #D 4 | 5,000 | 39100225 |
| 603083 | Jul 11, 2005 | Jul 11, 2005 | Hilcorp Energy Company | O'Connor,tom (5600 Ft. Sd.) Unit #W101B | 5,910 | 39100736 |
| 603125 | Jul 8, 2005 | Jul 8, 2005 | Hilcorp Energy Company | Lambert, M. F. #103 | 5,840 | 39101444 |
| 603082 | Jul 8, 2005 | Jul 8, 2005 | Hilcorp Energy Company | O'Connor,tom (5600 Ft. Sd.)unit #W037B | 5,921 | 39101515 |
| 603124 | Jul 7, 2005 | Jul 7, 2005 | Hilcorp Energy Company | Lambert, M. F. #158 | 6,500 | 39132683 |