| 669945 | Sep 15, 2008 | Sep 15, 2008 | Hilcorp Energy Company | M. F. Lambert #58 | 5,915 | 39101343 |
| 669941 | Sep 15, 2008 | Sep 15, 2008 | Hilcorp Energy Company | M. F. Lambert #47 | 5,919 | 39101385 |
| 669702 | Sep 11, 2008 | Sep 11, 2008 | Hilcorp Energy Company | Lambert Gas Unit #85 | 6,300 | 39101235 |
| 669680 | Sep 11, 2008 | Sep 11, 2008 | Hilcorp Energy Company | Williams, Maude et al "A" #D143 | 4,639 | 39131794 |
| 669658 | Sep 11, 2008 | Sep 11, 2008 | Salida Exploration, LLC | Roche #6 | 8,000 | 39132866 |
| 669645 | Sep 10, 2008 | Sep 10, 2008 | T - C Oil Company | River Ranch -D- #1 | 7,000 | 39132867 |
| 669644 | Sep 10, 2008 | Sep 10, 2008 | T - C Oil Company | River Ranch -C- #2 | 5,000 | 39132865 |
| 669114 | Sep 6, 2008 | Sep 6, 2008 | Kebo Oil & Gas, Inc. | Thelma Heard #9 | 6,900 | 39132863 |
| 669642 | Sep 4, 2008 | Sep 4, 2008 | T - C Oil Company | River Ranch -C- #1 | 5,000 | 39132864 |
| 669642Amendment | Sep 4, 2008 | Sep 4, 2008 | T - C Oil Company | River Ranch -C- #1 | 5,500 | 39132864 |
| 668785 | Sep 2, 2008 | Sep 2, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D119 | 4,660 | 39131537 |
| 668779 | Sep 2, 2008 | Sep 2, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D111 | 4,632 | 39131257 |
| 669264 | Aug 28, 2008 | Aug 28, 2008 | Charro Operating, L.L.C. | O'Connor, M.V. Estate "C" #7 | 7,000 | 39132862 |
| 668601 | Aug 27, 2008 | Aug 27, 2008 | T - C Oil Company | O'Connor #56 | 2,500 | 39131420 |
| 668378 | Aug 22, 2008 | Aug 22, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #7 | 4,975 | 39100370 |
| 668282 | Aug 21, 2008 | Aug 21, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #59 | 2,715 | 39130394 |
| 668154 | Aug 20, 2008 | Aug 20, 2008 | Hilcorp Energy Company | Heard, Clement #7 | 5,925 | 39100844 |
| 667934 | Aug 15, 2008 | Aug 15, 2008 | Hilcorp Energy Company | Williams, Maude et al "A" #D204 | 4,650 | 39132694 |
| 667931 | Aug 15, 2008 | Aug 15, 2008 | Hilcorp Energy Company | Clement Heard #25 | 6,120 | 39131616 |
| 667783 | Aug 14, 2008 | Aug 14, 2008 | T - C Oil Company | O'Connor #52 | 4,350 | 39130233 |
| 667711 | Aug 12, 2008 | Aug 12, 2008 | T - C Oil Company | River Ranch -a-/Williams State U #1 | 5,000 | 39132861 |
| 667711Amendment | Aug 12, 2008 | Aug 12, 2008 | T - C Oil Company | River Ranch -a-/Williams State U #1 | 5,000 | 39132861 |
| 657691 | Aug 8, 2008 | Aug 8, 2008 | Mantle Oil & Gas, LLC | La Rosa Unit #57 | 6,353 | 39103367 |
| 667238 | Aug 7, 2008 | Aug 7, 2008 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W289B | 8,078 | 39131898 |
| 666559 | Aug 1, 2008 | Aug 1, 2008 | Hilcorp Energy Company | Williams, Maude et al "B" #38 | 7,848 | 39132034 |
| 666537 | Jul 31, 2008 | Jul 31, 2008 | Hilcorp Energy Company | O'Connor, Thomas "C" #41 | 5,925 | 39101571 |
| 666326 | Jul 30, 2008 | Jul 30, 2008 | Riddle Engineering Corp. | Ramirez #1 | 6,100 | 39132859 |
| 666274 | Jul 28, 2008 | Jul 28, 2008 | Charro Operating, L.L.C. | Vidauri "F" #25 | 7,000 | 39132858 |
| 666242 | Jul 28, 2008 | Jul 28, 2008 | Cambrian Management, Ltd. | O'Brien, J.M. "B" #214 | 6,375 | 39131910 |
| 664167 | Jul 28, 2008 | Jul 28, 2008 | Cambrian Management, Ltd. | O'Conner, Thomas #1 | 6,000 | 39100983 |
| 664167Amendment | Jul 28, 2008 | Jul 28, 2008 | Cambrian Management, Ltd. | O'Conner, Thomas #1 | 6,000 | 39100983 |
| 666275 | Jul 25, 2008 | Jul 25, 2008 | Charro Operating, L.L.C. | Vidauri "G" #24 | 6,500 | 39132857 |
| 666160 | Jul 25, 2008 | Jul 25, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #5 | 5,000 | 39100302 |
| 666126 | Jul 25, 2008 | Jul 25, 2008 | T - C Oil Company | Dennis O'Connor et al -N- #N 7 | 2,370 | 39103995 |
| 666012 | Jul 25, 2008 | Jul 25, 2008 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W530B | 6,100 | 39131840 |
| 666012Amendment | Jul 25, 2008 | Jul 25, 2008 | Hilcorp Energy Company | Clement Heard #30 | 6,100 | 39131840 |
| 666049 | Jul 24, 2008 | Jul 24, 2008 | Riddle Engineering Corp. | Edmund Carmody #1 | 6,100 | 39132856 |
| 666055 | Jul 23, 2008 | Jul 23, 2008 | Riddle Engineering Corp. | Clarkson-Hughes #1 | 6,100 | 39132855 |
| 666028 | Jul 23, 2008 | Jul 23, 2008 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P157 | 6,200 | 39132682 |
| 665986 | Jul 23, 2008 | Jul 23, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D146 | 4,650 | 39131791 |
| 665981 | Jul 23, 2008 | Jul 23, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #13 | 5,050 | 39100304 |
| 665746 | Jul 22, 2008 | Jul 22, 2008 | T - C Oil Company | O'Connor -E- #E 2 | 2,792 | 39100061 |
| 664081 | Jul 22, 2008 | Jul 22, 2008 | Allegro Investments, Inc. | Longoria Unit #1 | 3,750 | 39132850 |
| 665763 | Jul 21, 2008 | Jul 21, 2008 | SE USA Operating, Inc. | Schirmer, Henry #12 | 6,828 | 39103597 |
| 665763Amendment | Jul 21, 2008 | Jul 21, 2008 | Atinum Operating, Inc. | Schirmer, Henry #12 | 6,828 | 39103597 |
| 665591 | Jul 21, 2008 | Jul 21, 2008 | Hilcorp Energy Company | M. F. Lambert #76 | 6,208 | 39101435 |
| 665557 | Jul 21, 2008 | Jul 21, 2008 | Cambrian Management, Ltd. | O'Brien, J.M. #109 | 3,550 | 39132512 |
| 665552 | Jul 21, 2008 | Jul 21, 2008 | Hilcorp Energy Company | Lambert, M. F. #75 | 5,901 | 39101434 |
| 665427 | Jul 17, 2008 | Jul 17, 2008 | T - C Oil Company | Willow Creek -B- #7 | 10,000 | 39132853 |
| 662680 | Jul 17, 2008 | Jul 17, 2008 | Neumin Production Company | Barth #1 | 6,500 | 39132854 |
| 665101 | Jul 14, 2008 | Jul 14, 2008 | Hilcorp Energy Company | M. F. Lambert #79 | 5,923 | 39101436 |
| 665010 | Jul 14, 2008 | Jul 14, 2008 | Christopher Oil & Gas Inc | Schirmer-Buck Unit #2 | 6,560 | 39132777 |
| 664927 | Jul 10, 2008 | Jul 10, 2008 | Mantle Oil & Gas, LLC | Scanio/Shelton #12 | 8,800 | 39132852 |
| 664874 | Jul 9, 2008 | Jul 9, 2008 | Hilcorp Energy Company | Williams, Maude et al "A" #84 | 8,600 | 39130363 |
| 664866 | Jul 9, 2008 | Jul 9, 2008 | Hilcorp Energy Company | O'Connor, Thomas "A" #14 | 5,910 | 39101507 |
| 664860 | Jul 9, 2008 | Jul 9, 2008 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q003G | 5,916 | 39101485 |
| 664853 | Jul 9, 2008 | Jul 9, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D200 | 8,200 | 39132597 |
| 664725 | Jul 9, 2008 | Jul 9, 2008 | Cambrian Management, Ltd. | O'Conner, Thomas #8 | 6,304 | 39132572 |
| 656374Amendment | Jul 3, 2008 | Jul 3, 2008 | Mantle Oil & Gas, LLC | Scanio/Shelton #11 | 8,800 | 39132828 |
| 656374Amendment | Jul 3, 2008 | Jul 3, 2008 | Acock/Anaqua Operating Co., LP | Scanio/Shelton #11 | 8,800 | 39132828 |
| 664265 | Jun 28, 2008 | Jun 28, 2008 | Acock/Anaqua Operating Co., LP | Heard #4 | 7,200 | 39132851 |
| 663644 | Jun 21, 2008 | Jun 21, 2008 | T - C Oil Company | Duke Ranch "F" #1 | 4,800 | 39132652 |
| 660975 | Jun 16, 2008 | Jun 16, 2008 | Hilcorp Energy Company | Reilly, Annie et Vir #18 | 7,982 | 39131879 |
| 662966 | Jun 13, 2008 | Jun 13, 2008 | Hilcorp Energy Company | Thomas O'Connor "A" #119 | 6,221 | 39132501 |
| 662878 | Jun 12, 2008 | Jun 12, 2008 | Hilcorp Energy Company | Tom O'Connor (5800 Sd)fld. Unit #Q254 | 5,910 | 39101574 |
| 662816 | Jun 12, 2008 | Jun 12, 2008 | Hilcorp Energy Company | O'Connor, Thomas "C" #89 | 8,078 | 39131898 |
| 662501 | Jun 10, 2008 | Jun 10, 2008 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W344B | 5,925 | 39100703 |
| 661975 | Jun 3, 2008 | Jun 3, 2008 | SE USA Operating, Inc. | Schirmer #20 | 5,000 | 39132703 |
| 661839 | Jun 2, 2008 | Jun 2, 2008 | Hilcorp Energy Company | Wilson Heard "A" #1 | 5,945 | 39100745 |
| 661839Amendment | Jun 2, 2008 | Jun 2, 2008 | Hilcorp Energy Company | Wilson Heard "A" #1 | 5,945 | 39100745 |
| 661833 | Jun 2, 2008 | Jun 2, 2008 | Hilcorp Energy Company | Heard, Ira "B" #15 | 6,750 | 39130211 |
| 661766 | Jun 2, 2008 | Jun 2, 2008 | Hilcorp Energy Company | Reilly, Annie et Vir #15 | 6,705 | 39130205 |
| 661185 | May 27, 2008 | May 27, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D 21 | 6,200 | 39100282 |
| 661357 | May 23, 2008 | May 23, 2008 | Kebo Oil & Gas, Inc. | Thelma Heard #8 | 7,200 | 39132849 |
| 660687 | May 22, 2008 | May 22, 2008 | Salida Exploration, LLC | Roche #5 | 8,000 | 39132847 |
| 660687Amendment | May 22, 2008 | May 22, 2008 | Salida Exploration, LLC | Roche #5 | 8,000 | 39132847 |
| 661034 | May 21, 2008 | May 21, 2008 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W601GB | 5,949 | 39100759 |
| 661009 | May 21, 2008 | May 21, 2008 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #57 | 5,927 | 39100574 |
| 660989 | May 20, 2008 | May 20, 2008 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #92 | 4,500 | 39130059 |
| 660955 | May 20, 2008 | May 20, 2008 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #19 | 5,925 | 39100688 |
| 660950 | May 20, 2008 | May 20, 2008 | Hilcorp Energy Company | Heard, Fannie, V. W. Mrs. #79 | 4,515 | 39103789 |
| 660944 | May 20, 2008 | May 20, 2008 | Hilcorp Energy Company | Heard, Fannie V. W. Mrs. #51 | 5,895 | 39100704 |
| 660937 | May 20, 2008 | May 20, 2008 | Hilcorp Energy Company | Williams, Maude et al "A" #D110D | 5,851 | 39103783 |
| 660907 | May 19, 2008 | May 19, 2008 | Drillmar Operating Company | Rooke Ranch #2 | 7,100 | 39132848 |
| 660518 | May 13, 2008 | May 13, 2008 | Remora Management, LLC | Marberry "B" #6 | 4,600 | 39132846 |
| 660518Amendment | May 13, 2008 | May 13, 2008 | Remora Management, LLC | Marberry "B" #6 | 4,600 | 39132846 |
| 659039 | May 13, 2008 | May 13, 2008 | Sue-Ann Operating, L.C. | Zarsky, C. F. #1 | 8,300 | 39131432 |
| 660299 | May 7, 2008 | May 7, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D 57 | 5,598 | 39104046 |
| 660297 | May 7, 2008 | May 7, 2008 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #59 | 5,901 | 39100708 |
| 660297Amendment | May 7, 2008 | May 7, 2008 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #59 | 5,901 | 39100708 |
| 660297Amendment | May 7, 2008 | May 7, 2008 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #59 | 5,901 | 39100708 |
| 660297Amendment | May 7, 2008 | May 7, 2008 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #59 | 5,901 | 39100708 |
| 660264 | May 6, 2008 | May 6, 2008 | Charro Operating, L.L.C. | Vidauri "E" #13 | 8,000 | 39132845 |
| 660264Amendment | May 6, 2008 | May 6, 2008 | Charro Operating, L.L.C. | Vidauri "E" #13 | 8,000 | 39132845 |
| 659879 | May 1, 2008 | May 1, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #63 | 4,900 | 39131695 |
| 659879Amendment | May 1, 2008 | May 1, 2008 | T - C Oil Company | T-C Oil Co.-O'Connor #63 | 4,900 | 39131695 |
| 659852 | Apr 30, 2008 | Apr 30, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D162 | 4,655 | 39132115 |
| 659768 | Apr 29, 2008 | Apr 29, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D 4 | 5,766 | 39100271 |
| 657695 | Apr 29, 2008 | Apr 29, 2008 | Mantle Oil & Gas, LLC | La Rosa Unit #29 | 7,000 | 39104004 |
| 659767 | Apr 28, 2008 | Apr 28, 2008 | Hilcorp Energy Company | Maude Williams et al "A" #D 46 | 4,650 | 39130173 |