| 606336 | Nov 23, 2005 | Nov 23, 2005 | Ergon Energy Partners, L.P. | Conn #1H | 13,800 | 45730608 |
| 606336Amendment | Nov 23, 2005 | Nov 23, 2005 | Ergon Energy Partners, L.P. | Conn #1H | 13,800 | 45730608 |
| 609255 | Nov 10, 2005 | Nov 10, 2005 | Range Production Company | Sutton Unit #1H | 14,000 | 45730613 |
| 608800 | Nov 3, 2005 | Nov 3, 2005 | Anadarko E&P Company LP | Pfluger-Black Stone A-20 #1H | 14,000 | 45730612 |
| 608800Amendment | Nov 3, 2005 | Nov 3, 2005 | Anadarko E&P Company LP | Pfluger-Black Stone A-20 #1H | 14,000 | 45730612 |
| 608758 | Nov 3, 2005 | Nov 3, 2005 | Miller Energy, Inc. | West Skillern #1 | 10,120 | 45730563 |
| 608408 | Oct 26, 2005 | Oct 26, 2005 | B.W.O.C., Inc. | Timberwolf "A" #2HH | 14,300 | 45730611 |
| 608408Amendment | Oct 26, 2005 | Oct 26, 2005 | B.W.O.C., Inc. | Timberwolf "A" #2HH | 14,154 | 45730611 |
| 608408Amendment | Oct 26, 2005 | Oct 26, 2005 | B.W.O.C., Inc. | Timberwolf "A" #2HH | 14,154 | 45730611 |
| 608056 | Oct 19, 2005 | Oct 19, 2005 | B.W.O.C., Inc. | Tall Pines #1H | 14,800 | 45730603 |
| 607742 | Oct 12, 2005 | Oct 12, 2005 | Anadarko E&P Company LP | Black Stone-Martinadale A-6 #2H | 14,900 | 45730610 |
| 607725 | Oct 12, 2005 | Oct 12, 2005 | Anadarko E&P Company LP | Crain-Black Stone A-375 #1H | 14,900 | 45730609 |
| 607725Amendment | Oct 12, 2005 | Oct 12, 2005 | Anadarko E&P Company LP | Crain-Black Stone A-375 #1H | 14,900 | 45730609 |
| 603513 | Aug 26, 2005 | Aug 26, 2005 | Black Stone Energy Company, LLC | Black Stone Clarke A-169 #1HH | 14,200 | 45730602 |
| 603513Amendment | Aug 26, 2005 | Aug 26, 2005 | Black Stone Energy Company, LLC | Black Stone Clarke A-169 #1HH | 14,200 | 45730602 |
| 605094 | Aug 17, 2005 | Aug 17, 2005 | Miller Energy, Inc. | Dies Estate #1 | 10,000 | 45730607 |
| 605094Amendment | Aug 17, 2005 | Aug 17, 2005 | Miller Energy, Inc. | Dies Estate #1 | 10,000 | 45730607 |
| 604922 | Aug 15, 2005 | Aug 15, 2005 | Gaither Petroleum Corporation | BP Sterne #1 | 6,100 | 45730606 |
| 604922Amendment | Aug 15, 2005 | Aug 15, 2005 | Gaither Petroleum Corporation | BP Sterne #1 | 6,100 | 45730606 |
| 604734 | Aug 10, 2005 | Aug 10, 2005 | BBX Operating, L.L.C. | Citizen Land Corp #1 | 15,000 | 45730605 |
| 604734Amendment | Aug 10, 2005 | Aug 10, 2005 | BBX Operating, L.L.C. | Citizen Land Corp #1 | 17,000 | 45730605 |
| 604450 | Aug 5, 2005 | Aug 5, 2005 | Anadarko E&P Company LP | Blackstone Minerals A-6 #2H | 14,500 | 45730604 |
| 604450Amendment | Aug 5, 2005 | Aug 5, 2005 | Anadarko E&P Company LP | Blackstone Minerals A-6 #2H | 14,500 | 45730604 |
| 604442 | Aug 4, 2005 | Aug 4, 2005 | B.W.O.C., Inc. | Tall Pines #1 | 15,000 | 45730603 |
| 603338 | Jul 12, 2005 | Jul 12, 2005 | Brammer Engineering, Inc. | Black Stone Minerals Co #1 | 15,000 | 45730601 |
| 603338Amendment | Jul 12, 2005 | Jul 12, 2005 | Brammer Engineering, Inc. | Black Stone Minerals Co #1 | 15,000 | 45730601 |
| 603338Amendment | Jul 12, 2005 | Jul 12, 2005 | Brammer Engineering, Inc. | Black Stone Minerals Co #1 | 15,825 | 45730601 |
| 603110 | Jul 7, 2005 | Jul 7, 2005 | Ergon Energy Partners, L.P. | Angelina #1H | 13,800 | 45730600 |
| 603110Amendment | Jul 7, 2005 | Jul 7, 2005 | Ergon Energy Partners, L.P. | Angelina #1H | 13,800 | 45730600 |
| 602531 | Jun 24, 2005 | Jun 24, 2005 | B.W.O.C., Inc. | Timberwolf #1 | 16,000 | 45730599 |
| 602531Amendment | Jun 24, 2005 | Jun 24, 2005 | B.W.O.C., Inc. | Timberwolf #1 | 14,440 | 45730599 |
| 602052 | Jun 15, 2005 | Jun 15, 2005 | Anadarko E&P Company LP | Shivers-Black Stone A-7 #1H | 14,000 | 45730598 |
| 601795 | Jun 8, 2005 | Jun 8, 2005 | Unit Petroleum Company | Blackwood #1 | 13,300 | 45730597 |
| 601795Amendment | Jun 8, 2005 | Jun 8, 2005 | Unit Petroleum Company | Blackwood #1 | 13,300 | 45730597 |
| 600909 | May 19, 2005 | May 19, 2005 | Unit Petroleum Company | BP "B" #1 | 11,150 | 45730596 |
| 600385 | May 9, 2005 | May 9, 2005 | Ergon Energy Partners, L.P. | Wonderlay #1H | 14,200 | 45730595 |
| 600385Amendment | May 9, 2005 | May 9, 2005 | Ergon Energy Partners, L.P. | Wonderlay #1H | 14,200 | 45730595 |
| 561280 | May 4, 2005 | May 4, 2005 | Gordy Oil Company | Powell #2 | 10,500 | 45730594 |
| 560895 | Apr 21, 2005 | Apr 21, 2005 | Unit Petroleum Company | B P "A" #1 | 13,074 | 45730576 |
| 560824 | Apr 20, 2005 | Apr 20, 2005 | Miller Energy, Inc. | O'Brien, Reid #1 | 11,300 | 45730593 |
| 559909 | Apr 4, 2005 | Apr 4, 2005 | B.W.O.C., Inc. | Cruse, C.L. #1H | 13,920 | 45730121 |
| 559909Amendment | Apr 4, 2005 | Apr 4, 2005 | B.W.O.C., Inc. | Cruse, C.L. #1 HH | 13,932 | 45730121 |
| 559205 | Mar 18, 2005 | Mar 18, 2005 | Anadarko E&P Company LP | Black Stone Minerals a-5 East #1H | 14,900 | 45730592 |
| 558595 | Mar 4, 2005 | Mar 4, 2005 | Ergon Energy Partners, L.P. | Hooker #1H | 13,800 | 45730591 |
| 558595Amendment | Mar 4, 2005 | Mar 4, 2005 | Ergon Energy Partners, L.P. | Hooker #1H | 13,800 | 45730591 |
| 557992 | Feb 25, 2005 | Feb 25, 2005 | Range Production Company | Obrien, Reid #1 | 15,500 | 45730590 |
| 557992Amendment | Feb 25, 2005 | Feb 25, 2005 | Range Production Company | Obrien, Reid #1 | 15,500 | 45730590 |
| 557992Amendment | Feb 25, 2005 | Feb 25, 2005 | Range Production Company | Obrien, Reid #1H | 15,500 | 45730590 |
| 557180 | Feb 3, 2005 | Feb 3, 2005 | Kaiser-Francis Oil Company | Citizens Land Corp #1 | 15,000 | 45730589 |
| 556946 | Jan 28, 2005 | Jan 28, 2005 | Vision Operating Company, L.L.C | Louisiana Pacifics Unit No. 1 #2 | 16,000 | 45730574 |
| 556786 | Jan 26, 2005 | Jan 26, 2005 | Anadarko E&P Company LP | Wheat Mineral Trust Unit #2H | 13,600 | 45730588 |
| 555426 | Jan 14, 2005 | Jan 14, 2005 | Anadarko E&P Company LP | Black Stone-Matindale Unit A-6 #1H | 14,900 | 45730586 |
| 555426Amendment | Jan 14, 2005 | Jan 14, 2005 | Anadarko E&P Company LP | Black Stone-Martindale Unit A-6 #1H | 14,900 | 45730586 |
| 555533 | Dec 30, 2004 | Dec 30, 2004 | JHP Operating, LLC | Henry Fee #1 | 15,500 | 45730587 |
| 555533Amendment | Dec 30, 2004 | Dec 30, 2004 | JHP Operating, LLC | Henry Fee #1 | 16,000 | 45730587 |
| 553743 | Nov 17, 2004 | Nov 17, 2004 | Anadarko E&P Company LP | Wheat Minerals Trust Unit #1H | 13,700 | 45730585 |
| 551287 | Nov 5, 2004 | Nov 5, 2004 | Ergon Energy Partners, L.P. | Seale #1H | 13,800 | 45730583 |
| 551287Amendment | Nov 5, 2004 | Nov 5, 2004 | Ergon Energy Partners, L.P. | Seale #1H | 13,800 | 45730583 |
| 549909 | Oct 13, 2004 | Oct 13, 2004 | Ergon Energy Partners, L.P. | Bowman #1 | 13,800 | 45730581 |
| 549909Amendment | Oct 13, 2004 | Oct 13, 2004 | Ergon Energy Partners, L.P. | Bowman #1H | 13,800 | 45730581 |
| 549909Amendment | Oct 13, 2004 | Oct 13, 2004 | Ergon Energy Partners, L.P. | Bowman #1H | 13,800 | 45730581 |
| 551360 | Sep 22, 2004 | Sep 22, 2004 | B.W.O.C., Inc. | M. J. Stocker Unit #1HH | 14,000 | 45730520 |
| 551360Amendment | Sep 22, 2004 | Sep 22, 2004 | B.W.O.C., Inc. | M. J. Stocker Unit #1 HH | 13,763 | 45730520 |
| 550541 | Sep 7, 2004 | Sep 7, 2004 | Anadarko E&P Company LP | Blackstone Minerals Unit A-6 #1H | 8,000 | 45730582 |
| 550541Amendment | Sep 7, 2004 | Sep 7, 2004 | Anadarko E&P Company LP | Blackstone Minerals Unit A-6 #1H | 13,821 | 45730582 |
| 546912 | Jun 29, 2004 | Jun 29, 2004 | Danmark Energy Services, Inc. | Jacks Creek Oil Unit 2 #1 | 8,150 | 45730439 |
| 546910 | Jun 24, 2004 | Jun 24, 2004 | Danmark Energy Services, Inc. | Exxon Mineral Fee #4 | 8,158 | 45730440 |
| 546631 | Jun 10, 2004 | Jun 10, 2004 | Danmark Energy Services, Inc. | Exxon Mineral Fee #1 | 8,800 | 45730428 |
| 546266 | Jun 2, 2004 | Jun 2, 2004 | Anadarko E&P Company LP | Aldridge Trust Unit #1H | 14,000 | 45730578 |
| 546266Amendment | Jun 2, 2004 | Jun 2, 2004 | Anadarko E&P Company LP | Aldridge Trust Unit #1H | 14,000 | 45730578 |
| 546266Amendment | Jun 2, 2004 | Jun 2, 2004 | Anadarko E&P Company LP | Aldridge Trust Unit #1H | 13,605 | 45730578 |
| 545665 | May 13, 2004 | May 13, 2004 | Ergon Energy Partners, L.P. | Wiggins #1 | 13,600 | 45730577 |
| 545665Amendment | May 13, 2004 | May 13, 2004 | Ergon Energy Partners, L.P. | Wiggins #1H | 13,600 | 45730577 |
| 545665Amendment | May 13, 2004 | May 13, 2004 | Ergon Energy Partners, L.P. | Wiggins #1H | 13,600 | 45730577 |
| 545665Amendment | May 13, 2004 | May 13, 2004 | Ergon Energy Partners, L.P. | Wiggins #1H | 13,600 | 45730577 |
| 544734 | Apr 21, 2004 | Apr 21, 2004 | Unit Petroleum Company | B. P. Fee "A" #1 | 13,000 | 45730576 |
| 544734Amendment | Apr 21, 2004 | Apr 21, 2004 | Unit Petroleum Company | B. P. "A" #1 | 13,000 | 45730576 |
| 543663 | Mar 25, 2004 | Mar 25, 2004 | Unit Petroleum Company | Black Stone "A" #1 | 12,000 | 45730575 |
| 543663Amendment | Mar 25, 2004 | Mar 25, 2004 | Unit Petroleum Company | Black Stone "A" #1 | 11,780 | 45730575 |
| 543303 | Mar 16, 2004 | Mar 16, 2004 | Vision Operating Company, L.L.C | Louisiana Pacifics Unit No. 1 #2 | 16,000 | 45730574 |
| 539892 | Feb 26, 2004 | Feb 26, 2004 | Ergon Energy Partners, L.P. | Osborne #1H | 13,800 | 45730569 |
| 539892Amendment | Feb 26, 2004 | Feb 26, 2004 | Ergon Energy Partners, L.P. | Osborne #1H | 13,800 | 45730569 |
| 541924 | Feb 10, 2004 | Feb 10, 2004 | Unit Petroleum Company | EM #1 | 12,400 | 45730573 |
| 541614 | Feb 5, 2004 | Feb 5, 2004 | Anadarko E&P Company LP | Reid O'Brien Unit #1H | 13,600 | 45730572 |
| 541614Amendment | Feb 5, 2004 | Feb 5, 2004 | Anadarko E&P Company LP | Reid O'Brien Unit #1H | 13,600 | 45730572 |
| 541450 | Jan 30, 2004 | Jan 30, 2004 | Sanchez Oil & Gas Corporation | W.M. Rice University #1 | 10,750 | 45730571 |
| 540260 | Dec 31, 2003 | Dec 31, 2003 | Vision Operating Company, L.L.C | Ray, Bobby #1 | 16,000 | 45730570 |
| 540260Amendment | Dec 31, 2003 | Dec 31, 2003 | Vision Operating Company, L.L.C | Ray, Bobby #1H | 14,482 | 45730570 |
| 538137 | Dec 16, 2003 | Dec 16, 2003 | Ergon Energy Partners, L.P. | Best #1H | 13,800 | 45730567 |
| 538137Amendment | Dec 16, 2003 | Dec 16, 2003 | Ergon Energy Partners, L.P. | Best #1H | 13,800 | 45730567 |
| 538670 | Nov 17, 2003 | Nov 17, 2003 | Vision Operating Company, L.L.C | Louisiana Pacific #1 | 16,000 | 45730568 |
| 535872 | Oct 10, 2003 | Oct 10, 2003 | Premium Exploration Company | Arco Hooks Unit #1 | 6,080 | 45730091 |
| 536944 | Sep 29, 2003 | Sep 29, 2003 | Ergon Energy Partners, L.P. | Carter #1H | 13,800 | 45730566 |
| 536944Amendment | Sep 29, 2003 | Sep 29, 2003 | Ergon Energy Partners, L.P. | Carter #1H | 13,800 | 45730566 |
| 536194 | Sep 8, 2003 | Sep 8, 2003 | Ergon Energy Partners, L.P. | Reaves, J. B. #1H | 13,800 | 45730565 |
| 536194Amendment | Sep 8, 2003 | Sep 8, 2003 | Ergon Energy Partners, L.P. | Reaves, J. B. #1H | 13,800 | 45730565 |
| 535777 | Aug 27, 2003 | Aug 27, 2003 | Anadarko E&P Company LP | Mann Trust Unit #1H | 13,800 | 45730564 |
| 534905 | Aug 1, 2003 | Aug 1, 2003 | Gordy Oil Company | West Skillern #1 | 11,800 | 45730563 |
| 534905Amendment | Aug 1, 2003 | Aug 1, 2003 | Gordy Oil Company | West Skillern #1 | 11,800 | 45730563 |
| 534744 | Jul 29, 2003 | Jul 29, 2003 | Ergon Energy Partners, L.P. | Grammer #1 | 14,500 | 45730562 |