| 514318 | Oct 9, 2001 | Oct 9, 2001 | Mitchell Energy Company L.P. | Blakley #2 | 7,800 | 49734800 |
| 514231 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #24 | 8,200 | 49734799 |
| 514230 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #23 | 8,200 | 49734798 |
| 514229 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #22 | 8,200 | 49734797 |
| 514227 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #21 | 8,200 | 49734796 |
| 514226 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #20 | 8,200 | 49734795 |
| 514220 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #16 | 8,200 | 49734793 |
| 514219 | Oct 9, 2001 | Oct 9, 2001 | Enre, L.P. | Strickland #15 | 8,200 | 49734792 |
| 514165 | Oct 4, 2001 | Oct 4, 2001 | Republic Energy Inc. | Corinth Church #3 | 8,000 | 49734791 |
| 514165Amendment | Oct 4, 2001 | Oct 4, 2001 | Republic Energy Inc. | Corinth Church #3 | 8,400 | 49734791 |
| 513852 | Sep 26, 2001 | Sep 26, 2001 | Mitchell Energy Company L.P. | Perkins, T. W. #5 | 7,155 | 49733726 |
| 513800 | Sep 26, 2001 | Sep 26, 2001 | Mitchell Energy Company L.P. | Phillips, R. H. -A- #4 | 6,220 | 49733678 |
| 513560 | Sep 21, 2001 | Sep 21, 2001 | Ryder Scott Oil Co. | Peek #3 | 8,200 | 49734783 |
| 513725 | Sep 19, 2001 | Sep 19, 2001 | Burlington Resources O & G Co LP | Wise County Poor Farm Gas Unit #1B | 8,224 | 49734790 |
| 513725Amendment | Sep 19, 2001 | Sep 19, 2001 | Burlington Resources O & G Co LP | Wise County Poor Farm #1B | 8,224 | 49734790 |
| 513700 | Sep 18, 2001 | Sep 18, 2001 | Mitchell Energy Company L.P. | Shoop, Glenn P. "E" #5 | 8,150 | 49734789 |
| 513698 | Sep 18, 2001 | Sep 18, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #2B | 8,434 | 49734788 |
| 513697 | Sep 18, 2001 | Sep 18, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #1B | 8,379 | 49734787 |
| 513638 | Sep 18, 2001 | Sep 18, 2001 | Republic Energy Inc. | Alane Sauder #2 | 8,250 | 49734786 |
| 513598 | Sep 14, 2001 | Sep 14, 2001 | Mitchell Energy Company L.P. | Shoop, Glenn P "G" #2 | 8,200 | 49734785 |
| 513594 | Sep 14, 2001 | Sep 14, 2001 | Burlington Resources O & G Co LP | W. D. Phillips Gas Unit #1B | 7,929 | 49734784 |
| 513507 | Sep 13, 2001 | Sep 13, 2001 | Mitchell Energy Company L.P. | Peek-Crabtree Gas Unit #6 | 8,250 | 49734781 |
| 513493 | Sep 12, 2001 | Sep 12, 2001 | Ryder Scott Oil Co. | Pruett Prospect Unit #4 | 8,200 | 49734782 |
| 513424 | Sep 7, 2001 | Sep 7, 2001 | Peba Oil & Gas Co. | Wild Hare #1 | 8,000 | 49734780 |
| 513304 | Sep 6, 2001 | Sep 6, 2001 | Eagle Oil & Gas Co. | Waggoner B #1 | 8,600 | 49734774 |
| 513246 | Sep 6, 2001 | Sep 6, 2001 | Mitchell Energy Company L.P. | Waggoner, T. J. (Echo) #3 | 8,450 | 49734779 |
| 513367 | Sep 5, 2001 | Sep 5, 2001 | Mitchell Energy Company L.P. | Wcco 1 - Stevenson, N. R. #6A | 8,200 | 49734777 |
| 513367Amendment | Sep 5, 2001 | Sep 5, 2001 | Mitchell Energy Company L.P. | Wcco 1 - Stevenson, N. R. #6A | 8,200 | 49734777 |
| 513366 | Sep 5, 2001 | Sep 5, 2001 | Mitchell Energy Company L.P. | Wcco 1 - Stevenson, D. #7B | 8,250 | 49734776 |
| 513353 | Sep 5, 2001 | Sep 5, 2001 | Republic Energy Inc. | Lee Sauder #2 | 8,300 | 49734778 |
| 513350 | Sep 5, 2001 | Sep 5, 2001 | Upham Oil & Gas Company | Reddell, E. T. "A" #A 3 | 7,600 | 49734775 |
| 513247 | Sep 5, 2001 | Sep 5, 2001 | Mitchell Energy Company L.P. | Waggoner, Merle T. #2 | 8,450 | 49734773 |
| 512939 | Sep 5, 2001 | Sep 5, 2001 | Cholla Petroleum, Inc. | Starnes #3 | 5,999 | 49734757 |
| 513240 | Aug 31, 2001 | Aug 31, 2001 | Mitchell Energy Company L.P. | Waggoner, Crystelle (Echo) #3 | 8,400 | 49734772 |
| 513240Amendment | Aug 31, 2001 | Aug 31, 2001 | Mitchell Energy Company L.P. | Waggoner, Crystelle (Echo) #3 | 8,400 | 49734772 |
| 513240Amendment | Aug 31, 2001 | Aug 31, 2001 | Mitchell Energy Company L.P. | Waggoner, Crystelle (Echo) #3 | 8,400 | 49734772 |
| 513151 | Aug 31, 2001 | Aug 31, 2001 | Republic Energy Inc. | Rei Renshaw #2 | 8,400 | 49734770 |
| 513212 | Aug 30, 2001 | Aug 30, 2001 | Chief Oil & Gas LLC | Neil, Aileen #3 | 7,800 | 49734771 |
| 513199 | Aug 30, 2001 | Aug 30, 2001 | Mitchell Energy Company L.P. | Huddleston, Nell "D" #1 | 7,650 | 49734767 |
| 513198 | Aug 30, 2001 | Aug 30, 2001 | Mitchell Energy Company L.P. | Huddleston, Nell "D" #3 | 7,650 | 49734768 |
| 513197 | Aug 30, 2001 | Aug 30, 2001 | Mitchell Energy Company L.P. | Huddleston, Nell "D" #2 | 7,650 | 49734769 |
| 513024 | Aug 29, 2001 | Aug 29, 2001 | Mitchell Energy Company L.P. | Reed, Teddy #1 | 8,200 | 49734761 |
| 512937 | Aug 29, 2001 | Aug 29, 2001 | Mitchell Energy Company L.P. | Israel "A" #1 | 8,250 | 49734759 |
| 512936 | Aug 29, 2001 | Aug 29, 2001 | Mitchell Energy Company L.P. | Israel Estate "A" #1 | 8,250 | 49734758 |
| 513102 | Aug 28, 2001 | Aug 28, 2001 | Mitchell Energy Company L.P. | Bennett, James #1 | 7,450 | 49734762 |
| 513101 | Aug 28, 2001 | Aug 28, 2001 | Mitchell Energy Company L.P. | Lindsey, Max #1 | 7,550 | 49734764 |
| 513100 | Aug 28, 2001 | Aug 28, 2001 | Mitchell Energy Company L.P. | Lipsey, Garland #1 | 7,450 | 49734763 |
| 513099 | Aug 28, 2001 | Aug 28, 2001 | Mitchell Energy Company L.P. | Stephens, Kendra #1 | 7,750 | 49734766 |
| 513098 | Aug 28, 2001 | Aug 28, 2001 | Mitchell Energy Company L.P. | Patterson, Wilmeth #1 | 7,650 | 49734765 |
| 513034 | Aug 27, 2001 | Aug 27, 2001 | Mitchell Energy Company L.P. | Holt #3 | 8,350 | 49734760 |
| 513034Amendment | Aug 27, 2001 | Aug 27, 2001 | Mitchell Energy Company L.P. | Holt #3 | 8,350 | 49734760 |
| 513034Amendment | Aug 27, 2001 | Aug 27, 2001 | Mitchell Energy Company L.P. | Holt #3 | 8,350 | 49734760 |
| 512938 | Aug 27, 2001 | Aug 27, 2001 | Cholla Petroleum, Inc. | Starnes #2 | 5,999 | 49734756 |
| 512972 | Aug 24, 2001 | Aug 24, 2001 | Threshold Development Co. | Vinson Fee "C" #1 | 8,000 | 49734755 |
| 512961 | Aug 24, 2001 | Aug 24, 2001 | Mitchell Energy Company L.P. | Goodger Unit #4 | 8,050 | 49734754 |
| 512801 | Aug 22, 2001 | Aug 22, 2001 | Mitchell Energy Company L.P. | Renno K. Robertson Gas Unit #6 | 7,700 | 49734753 |
| 512799 | Aug 22, 2001 | Aug 22, 2001 | Hess, Jerry Operating Co. | Foster Lease #1 | 8,999 | 49734752 |
| 512809 | Aug 21, 2001 | Aug 21, 2001 | Enre, L.P. | H. M. Potter Gas Unit #12 | 8,200 | 49734751 |
| 512792 | Aug 21, 2001 | Aug 21, 2001 | Republic Energy Inc. | Crystelle Waggoner #2 | 8,300 | 49734750 |
| 512739 | Aug 20, 2001 | Aug 20, 2001 | Enre, L.P. | Potter, Marvin #2 | 8,200 | 49734749 |
| 512738 | Aug 20, 2001 | Aug 20, 2001 | Enre, L.P. | Potter, Marvin #3 | 8,200 | 49734748 |
| 512720 | Aug 17, 2001 | Aug 17, 2001 | Threshold Development Co. | Lipsey-Troxell #1 Unit #1 | 8,000 | 49734747 |
| 512551 | Aug 16, 2001 | Aug 16, 2001 | WG Operating, Inc. | Slay #8 | 7,130 | 49732706 |
| 512514 | Aug 15, 2001 | Aug 15, 2001 | Excel Oil & Gas, Inc. | Shepherd #1 | 6,000 | 49734743 |
| 512489 | Aug 15, 2001 | Aug 15, 2001 | Upham Oil & Gas Company | Orr, William #8 | 7,300 | 49734742 |
| 512549 | Aug 14, 2001 | Aug 14, 2001 | Mitchell Energy Company L.P. | Pauline Richardson et Al #2 | 7,900 | 49734745 |
| 512548 | Aug 14, 2001 | Aug 14, 2001 | Mitchell Energy Company L.P. | Pauline Richardson et Al #1 | 7,900 | 49734744 |
| 512107 | Aug 13, 2001 | Aug 13, 2001 | Roil Mineral & Land Co. | Smith, T. M. #8 | 7,400 | 49734738 |
| 512403 | Aug 9, 2001 | Aug 9, 2001 | Tejas Western Corp. | Lynch #1A | 8,900 | 49734741 |
| 512209 | Aug 6, 2001 | Aug 6, 2001 | Lakota Energy, Ltd. | Holmes #1 | 8,000 | 49734740 |
| 512195 | Aug 3, 2001 | Aug 3, 2001 | Mitchell Energy Company L.P. | Young, Richard F. #2 | 7,650 | 49734739 |
| 512102 | Aug 2, 2001 | Aug 2, 2001 | Trio Operating Company, Inc. | Kew-Davis #1 | 9,000 | 49734737 |
| 512116 | Aug 1, 2001 | Aug 1, 2001 | Cumming Company, Inc. The | Wilkins #1 | 7,000 | 49734620 |
| 511888 | Jul 26, 2001 | Jul 26, 2001 | Mitchell Energy Company L.P. | Knapp #1 | 8,150 | 49731879 |
| 511834 | Jul 25, 2001 | Jul 25, 2001 | Dallas Production, Inc. | Hancock #2 | 8,500 | 49734736 |
| 511803 | Jul 24, 2001 | Jul 24, 2001 | Mitchell Energy Company L.P. | Foster, Wanda #2 | 7,750 | 49734735 |
| 511609 | Jul 20, 2001 | Jul 20, 2001 | Lakota Energy, Ltd. | Lisby-Peterson #1 | 7,400 | 49734734 |
| 511592 | Jul 19, 2001 | Jul 19, 2001 | Mitchell Energy Company L.P. | Garrett, R. S. "B" #9 | 7,700 | 49734733 |
| 511592Amendment | Jul 19, 2001 | Jul 19, 2001 | Devon Energy Production Co, L.P. | Garrett, R. S. "B" #9 | 7,700 | 49734733 |
| 511581 | Jul 18, 2001 | Jul 18, 2001 | Sullivan, Hollis R. Inc. | Doyle Family Trust #1 | 9,500 | 49734732 |
| 511454 | Jul 16, 2001 | Jul 16, 2001 | Gonzenbach, Glen D | Shepherd #1 | 5,600 | 49734731 |
| 511254 | Jul 11, 2001 | Jul 11, 2001 | Mitchell Energy Company L.P. | Renno K. Robertson Gas Unit #2 | 7,700 | 49734730 |
| 511252 | Jul 11, 2001 | Jul 11, 2001 | Mitchell Energy Company L.P. | Renno K. Robertson Gas Unit #4 | 7,700 | 49734728 |
| 511250 | Jul 11, 2001 | Jul 11, 2001 | Mitchell Energy Company L.P. | Renno K. Robertson Gas Unit #5 | 7,700 | 49734727 |
| 511273 | Jul 10, 2001 | Jul 10, 2001 | Bravo Natural Resources, Inc. | Foreman #3 | 9,000 | 49734726 |
| 511203 | Jul 9, 2001 | Jul 9, 2001 | Tejas Western Corp. | Wolfenbarger #2 | 8,900 | 49734725 |
| 511127 | Jul 6, 2001 | Jul 6, 2001 | Mitchell Energy Company L.P. | Hoyl, C. B. #1 | 8,500 | 49734724 |
| 511067 | Jul 5, 2001 | Jul 5, 2001 | Cumming Company, Inc. The | Creel Phillips #2 | 6,900 | 49734611 |
| 510988 | Jul 3, 2001 | Jul 3, 2001 | London Petroleum Corporation | Little, Mabel #1B | 8,300 | 49734723 |
| 510805 | Jul 3, 2001 | Jul 3, 2001 | Lakota Energy, Ltd. | Wooten #1 | 5,700 | 49734720 |
| 509882 | Jul 2, 2001 | Jul 2, 2001 | Luxor Oil & Gas, Inc. | Ryan #1 | 8,000 | 49734697 |
| 511253 | Jul 1, 2001 | Jul 1, 2001 | Mitchell Energy Company L.P. | Renno K. Robertson Gas Unit #3 | 7,700 | 49734729 |
| 510929 | Jun 29, 2001 | Jun 29, 2001 | Bravo Natural Resources, Inc. | Foreman #2 | 9,000 | 49734722 |
| 510832 | Jun 29, 2001 | Jun 29, 2001 | Republic Energy Inc. | Harrington #1 | 8,100 | 49734721 |
| 510417 | Jun 29, 2001 | Jun 29, 2001 | Texas American Resources Company | Taylor F #7 | 8,500 | 49734712 |
| 510415 | Jun 29, 2001 | Jun 29, 2001 | Texas American Resources Company | Taylor F #6 | 8,500 | 49734711 |
| 510802 | Jun 28, 2001 | Jun 28, 2001 | Mitchell Energy Company L.P. | Huddleston, Nell "C" #4 | 7,650 | 49734719 |
| 510814 | Jun 27, 2001 | Jun 27, 2001 | Mitchell Energy Company L.P. | Huddleston, Nell "C" #3 | 7,600 | 49734718 |
| 510773 | Jun 26, 2001 | Jun 26, 2001 | Threshold Development Co. | Vinson Fee "B" #2 | 8,000 | 49734717 |
| 510772 | Jun 26, 2001 | Jun 26, 2001 | Threshold Development Co. | Vinson Fee "B" #3 | 8,000 | 49734716 |