| 601576Amendment | Jun 3, 2005 | Jun 3, 2005 | Infinity Oil & Gas of TX, Inc. | Horton-Miller #1HH | 4,300 | 14331062 |
| 601575 | Jun 3, 2005 | Jun 3, 2005 | Infinity Oil & Gas of TX, Inc. | Flory #1HH | 4,300 | 14331064 |
| 601511 | Jun 2, 2005 | Jun 2, 2005 | Oil & Gas Field Services LLC | Gary, S.E. #4HH | 3,100 | 14331061 |
| 601309 | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Murchenson #1 HH | 4,450 | 14331060 |
| 601309Amendment | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Horton #1HH | 4,450 | 14331060 |
| 601290 | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Havens #1 HH | 4,400 | 14331059 |
| 601256 | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Smith #2 HH | 4,200 | 14331058 |
| 601256Amendment | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Smith #2HH | 4,200 | 14331058 |
| 601241 | May 26, 2005 | May 26, 2005 | Infinity Oil & Gas of TX, Inc. | Smith #1 | 4,200 | 14331057 |
| 600426 | May 11, 2005 | May 11, 2005 | Infinity Oil & Gas of TX, Inc. | Bonnie Dee #1HH | 4,500 | 14331054 |
| 600426Amendment | May 11, 2005 | May 11, 2005 | Infinity Oil & Gas of TX, Inc. | Bonnie Dee #1HH | 4,500 | 14331054 |
| 600423 | May 11, 2005 | May 11, 2005 | Infinity Oil & Gas of TX, Inc. | Crumley #1HH | 4,500 | 14331055 |
| 600425 | May 10, 2005 | May 10, 2005 | Infinity Oil & Gas of TX, Inc. | Barron #3H | 4,500 | 14331053 |
| 600408 | May 9, 2005 | May 9, 2005 | Sabre Oil and Gas Corp. | Hill #1 | 4,700 | 14331052 |
| 600353 | May 6, 2005 | May 6, 2005 | Infinity Oil & Gas of TX, Inc. | Taylor #1HH | 4,500 | 14331051 |
| 561260 | May 3, 2005 | May 3, 2005 | Infinity Oil & Gas of TX, Inc. | Taylor #1 | 6,300 | 14331050 |
| 561060 | Apr 26, 2005 | Apr 26, 2005 | Crown Equipment Co. | Huckabee #1 | 4,900 | 14331049 |
| 559464 | Mar 24, 2005 | Mar 24, 2005 | Oil & Gas Field Services LLC | Collum, Annie Mae #1D | 3,530 | 14300055 |
| 557341 | Feb 7, 2005 | Feb 7, 2005 | EOG Resources, Inc. | Bishop, M. M. #1 | 550 | 14330072 |
| 555947 | Jan 10, 2005 | Jan 10, 2005 | Infinity Oil & Gas of TX, Inc. | Iogt Barron #2H | 4,350 | 14331048 |
| 555693 | Jan 5, 2005 | Jan 5, 2005 | Oil & Gas Field Services LLC | Gary, S.E. #301H | 3,100 | 14331047 |
| 554618 | Dec 10, 2004 | Dec 10, 2004 | Hess, Jerry Operating Co. | McAfee #1 | 4,385 | 14330474 |
| 554618Amendment | Dec 10, 2004 | Dec 10, 2004 | Hess, Jerry Operating Co. | McAfee #1 | 4,385 | 14330474 |
| 551496 | Sep 24, 2004 | Sep 24, 2004 | EOG Resources, Inc. | Bishop #1HH | 4,500 | 14331045 |
| 551496Amendment | Sep 24, 2004 | Sep 24, 2004 | EOG Resources, Inc. | Bishop #1 HH | 4,710 | 14331045 |
| 551496Amendment | Sep 24, 2004 | Sep 24, 2004 | EOG Resources, Inc. | Bishop #1HH | 5,000 | 14331045 |
| 551488 | Sep 24, 2004 | Sep 24, 2004 | Blackwater Oil & Gas Corporation | Hallmark B #2 | 3,900 | 14331044 |
| 550695 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Boucher #1H | 4,350 | 14331041 |
| 550695Amendment | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Boucher #1H | 4,350 | 14331041 |
| 550695Amendment | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Boucher #1H | 4,350 | 14331041 |
| 550694 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Koemel #1H | 4,350 | 14331042 |
| 550694Amendment | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Koemel #1H | 4,350 | 14331042 |
| 550693 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Greenway #1H | 4,200 | 14331043 |
| 550692 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Barron #1H | 4,375 | 14331038 |
| 550691 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Traylor #1H | 4,500 | 14331039 |
| 550690 | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Gaskey #1H | 4,300 | 14331040 |
| 550690Amendment | Sep 8, 2004 | Sep 8, 2004 | Infinity Oil & Gas of TX, Inc. | Iogt Gaskey #1H | 4,300 | 14331040 |
| 548926 | Jul 29, 2004 | Jul 29, 2004 | Blackwater Oil & Gas Corporation | Hallmark B #1 | 3,900 | 14331037 |
| 543904 | Apr 1, 2004 | Apr 1, 2004 | Blackwater Oil & Gas Corporation | Huffman-Hallmark #1 | 4,000 | 14380131 |
| 539424 | Jan 13, 2004 | Jan 13, 2004 | Three B Corporation | Drake "A" #2 | 5,400 | 14331030 |
| 536293 | Sep 11, 2003 | Sep 11, 2003 | Stephens & Johnson Operating Co. | Diaz, J. M. #1 | 3,500 | 14330961 |
| 533818 | Jul 8, 2003 | Jul 8, 2003 | Stephens & Johnson Operating Co. | Fee, T. P. (Diaz) #6 | 2,000 | 14330114 |
| 533568 | Jun 27, 2003 | Jun 27, 2003 | Stephens & Johnson Operating Co. | T. P. Fee (Diaz) #20 | 4,000 | 14331036 |
| 533235 | Jun 17, 2003 | Jun 17, 2003 | Richman Petroleum Corp. | Wilson, R. P. #1 | 4,000 | 14331035 |
| 533235Amendment | Jun 17, 2003 | Jun 17, 2003 | Richman Petroleum Corp. | Wilson, R P #1H | 4,000 | 14331035 |
| 531365 | May 19, 2003 | May 19, 2003 | Prime Operating | Robinson, T. C. #2 | 3,500 | 14331034 |
| 528947 | Mar 5, 2003 | Mar 5, 2003 | Nichols,edwin S Explorations Inc | Hallmark, Jerry #1 | 3,500 | 14331033 |
| 526902 | Jan 3, 2003 | Jan 3, 2003 | Interstate Explorations LLC | Richey #1 | 5,000 | 14331032 |
| 526152 | Dec 6, 2002 | Dec 6, 2002 | Johnson, William D. | Williams #1 | 3,600 | 14331031 |
| 525771 | Nov 21, 2002 | Nov 21, 2002 | Southeastern Resources Corp. | Drake " a " #2 | 5,400 | 14331030 |
| 525677 | Nov 20, 2002 | Nov 20, 2002 | Interstate Explorations LLC | Davis #1 | 4,500 | 14331029 |
| 523957 | Sep 24, 2002 | Sep 24, 2002 | Stephens & Johnson Operating Co. | Indianola RR "27" #1 | 4,000 | 14331028 |
| 522888 | Sep 18, 2002 | Sep 18, 2002 | Prime Operating | Smith, A. L. #3 | 2,900 | 14330506 |
| 522810 | Aug 15, 2002 | Aug 15, 2002 | Richman Petroleum Corp. | Duvalle #2 | 4,000 | 14331027 |
| 520064 | May 16, 2002 | May 16, 2002 | Richman Petroleum Corp. | Duvalle #1 | 4,000 | 14331026 |
| 520064Amendment | May 16, 2002 | May 16, 2002 | Richman Petroleum Corp. | Duvalle #1 | 3,750 | 14331026 |
| 518976 | Apr 10, 2002 | Apr 10, 2002 | Interstate Explorations LLC | Clayton #1 | 3,900 | 14331025 |
| 518757 | Apr 3, 2002 | Apr 3, 2002 | Interstate Explorations LLC | Wilks #1B | 3,900 | 14331024 |
| 518473 | Mar 21, 2002 | Mar 21, 2002 | Interstate Explorations LLC | Kimmell #1 | 3,900 | 14331023 |
| 517783 | Feb 21, 2002 | Feb 21, 2002 | H.A.N. Operating Incorporated | Decker #1 | 3,999 | 14331022 |
| 517359 | Feb 5, 2002 | Feb 5, 2002 | H.A.N. Operating Incorporated | Brown #3 | 3,999 | 14331021 |
| 517315 | Feb 4, 2002 | Feb 4, 2002 | Interstate Explorations LLC | Bays-Decker Unit #1 | 4,000 | 14331020 |
| 516520 | Jan 4, 2002 | Jan 4, 2002 | Stellex | Christian #2 | 3,550 | 14330702 |
| 516129 | Dec 19, 2001 | Dec 19, 2001 | Pryor Petroleum Corporation | Pannill #1 | 4,600 | 14331019 |
| 515230 | Nov 14, 2001 | Nov 14, 2001 | Interstate Explorations LLC | Pannell #1 | 4,900 | 14331018 |
| 514786 | Nov 7, 2001 | Nov 7, 2001 | Precision Operating Inc. | Graves #1 | 5,500 | 14330414 |
| 513606 | Sep 14, 2001 | Sep 14, 2001 | Interstate Explorations LLC | Spurlen #1 | 3,975 | 14331017 |
| 512926 | Aug 31, 2001 | Aug 31, 2001 | Rendova Oil Company, Inc. | JLB Ranch #1 | 5,300 | 14331016 |
| 509850 | Jun 5, 2001 | Jun 5, 2001 | Yellow Rose Oil & Gas Oper. Inc. | North Hargus #1 | 4,000 | 14331015 |
| 509815 | Jun 4, 2001 | Jun 4, 2001 | Interstate Explorations LLC | Wilks Unit A #1 | 4,000 | 14331014 |
| 509815Amendment | Jun 4, 2001 | Jun 4, 2001 | Interstate Explorations LLC | Wilks Unit A #1 | 4,000 | 14331014 |
| 509814 | Jun 4, 2001 | Jun 4, 2001 | Interstate Explorations LLC | Wilks Unit A #2 | 4,000 | 14331013 |
| 506481 | Mar 14, 2001 | Mar 14, 2001 | Interstate Explorations LLC | Porter #1 | 3,995 | 14331012 |
| 504129 | Jan 22, 2001 | Jan 22, 2001 | Sabre Oil and Gas Corp. | Tcu #4 | 3,850 | 14331011 |
| 503027 | Dec 14, 2000 | Dec 14, 2000 | Lockout Corporation | DMV-Parker #2 | 3,999 | 14331010 |
| 502657 | Dec 5, 2000 | Dec 5, 2000 | Interstate Explorations LLC | Armstrong #1 | 3,950 | 14331009 |
| 502278 | Nov 22, 2000 | Nov 22, 2000 | Interstate Explorations LLC | Higginbottom #1 | 3,950 | 14331008 |
| 497531 | Jul 27, 2000 | Jul 27, 2000 | Scranton Exploration | Pair #1 | 4,000 | 14331007 |
| 494381 | Apr 27, 2000 | Apr 27, 2000 | Interstate Explorations LLC | Upshaw #1 | 3,950 | 14331006 |
| 493739 | Apr 4, 2000 | Apr 4, 2000 | Stephens & Johnson Operating Co. | Herrera #6 | 4,000 | 14331005 |
| 488532 | Oct 15, 1999 | Oct 15, 1999 | Cumming Company, Inc. The | Sublett #1 | 5,000 | 14331004 |
| 488461 | Oct 14, 1999 | Oct 14, 1999 | Crimson Energy Company, LC | Parten, L. F. #2P | 3,680 | 14330714 |
| 487483 | Oct 13, 1999 | Oct 13, 1999 | Crimson Energy Company, LC | McInroe, Carol #2 | 4,300 | 14330622 |
| 487484 | Sep 23, 1999 | Sep 23, 1999 | Crimson Energy Company, LC | Shelby, D. A. #2P | 3,410 | 14330734 |
| 487485 | Sep 16, 1999 | Sep 16, 1999 | Crimson Energy Company, LC | Fulbright, W. C. #2 | 3,370 | 14300011 |
| 487209 | Sep 3, 1999 | Sep 3, 1999 | Sabre Oil and Gas Corp. | Tcu #3 | 3,850 | 14331003 |
| 486595 | Aug 11, 1999 | Aug 11, 1999 | Lockout Corporation | Parker, DMV #1 | 3,999 | 14331002 |
| 486595Amendment | Aug 11, 1999 | Aug 11, 1999 | Lockout Corporation | Parker, DMV #1 | 3,999 | 14331002 |
| 486266 | Jul 30, 1999 | Jul 30, 1999 | Stephens & Johnson Operating Co. | Latham #1 | 4,000 | 14331001 |
| 486266Amendment | Jul 30, 1999 | Jul 30, 1999 | Stephens & Johnson Operating Co. | Latham #1 | 4,000 | 14331001 |
| 486238 | Jul 30, 1999 | Jul 30, 1999 | Cumming Company, Inc. The | Ulmer, C. M. #2 | 5,122 | 14330485 |
| 485921 | Jul 16, 1999 | Jul 16, 1999 | Lockout Corporation | DMV-Bays #1 | 3,999 | 14331000 |
| 484330 | May 7, 1999 | May 7, 1999 | Cumming Company, Inc. The | Patillo #1 | 4,500 | 14330982 |
| 484330Amendment | May 7, 1999 | May 7, 1999 | Cumming Company, Inc. The | Patillo #1 | 4,000 | 14330982 |
| 484330Amendment | May 7, 1999 | May 7, 1999 | Cumming Company, Inc. The | Patillo #1 | 4,700 | 14330982 |
| 484170 | Apr 27, 1999 | Apr 27, 1999 | STB Energy Inc. | Smith, J. E. "D" #2 | 3,800 | 14330999 |
| 483396 | Mar 19, 1999 | Mar 19, 1999 | Rodessa Operating Company | Wylie, H. T. #2 | 3,400 | 14330990 |
| 483362 | Mar 18, 1999 | Mar 18, 1999 | Sabre Oil and Gas Corp. | Chambers #1 | 3,900 | 14330998 |
| 482861 | Feb 24, 1999 | Feb 24, 1999 | Pitcock, Inc. | Erath - Green #1 | 4,000 | 14330997 |
| 482440 | Feb 3, 1999 | Feb 3, 1999 | Rodessa Operating Company | Jacobs #3 | 3,500 | 14330996 |