| 517462 | Feb 8, 2002 | Feb 8, 2002 | Mitchell Energy Company L.P. | Acola, Sam "C" #3 | 7,950 | 49734879 |
| 517461 | Feb 8, 2002 | Feb 8, 2002 | Mitchell Energy Company L.P. | Acola, Sam "D" #5 | 8,000 | 49734882 |
| 517460 | Feb 8, 2002 | Feb 8, 2002 | Mitchell Energy Company L.P. | Acola, Sam "D" #4 | 8,000 | 49734881 |
| 517459 | Feb 8, 2002 | Feb 8, 2002 | Mitchell Energy Company L.P. | Acola, Sam "D" #3 | 7,950 | 49734880 |
| 517458 | Feb 8, 2002 | Feb 8, 2002 | Mitchell Energy Company L.P. | Johnson, W. D. "A" #11 | 8,000 | 49734884 |
| 517410 | Feb 7, 2002 | Feb 7, 2002 | Mitchell Energy Company L.P. | Adele Clough GU 2 #15 | 7,900 | 49734877 |
| 517409 | Feb 7, 2002 | Feb 7, 2002 | Mitchell Energy Company L.P. | Adele Clough GU 1 #17 | 7,900 | 49734876 |
| 517408 | Feb 7, 2002 | Feb 7, 2002 | Mitchell Energy Company L.P. | Adele Clough GU 1 #16 | 7,950 | 49734875 |
| 517389 | Feb 6, 2002 | Feb 6, 2002 | Mitchell Energy Company L.P. | Steele, M. H. #1 | 6,173 | 49700575 |
| 517387 | Feb 6, 2002 | Feb 6, 2002 | Mitchell Energy Company L.P. | Kaker, Gussie "A" #2 | 5,950 | 49701182 |
| 517380 | Feb 6, 2002 | Feb 6, 2002 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #6B | 8,300 | 49734873 |
| 517380Amendment | Feb 6, 2002 | Feb 6, 2002 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #6B | 9,000 | 49734873 |
| 517376 | Feb 6, 2002 | Feb 6, 2002 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #5B | 8,400 | 49734872 |
| 517270 | Feb 1, 2002 | Feb 1, 2002 | Mitchell Energy Company L.P. | Shoop "A" #8 | 8,000 | 49734870 |
| 517269 | Feb 1, 2002 | Feb 1, 2002 | Mitchell Energy Company L.P. | Shoop "A" #7 | 8,200 | 49734871 |
| 517268 | Feb 1, 2002 | Feb 1, 2002 | Mitchell Energy Company L.P. | Patterson, M. L. "A" #5 | 7,800 | 49734868 |
| 517267 | Feb 1, 2002 | Feb 1, 2002 | Mitchell Energy Company L.P. | Patterson, M. L. "A' #4 | 7,700 | 49734869 |
| 517241 | Jan 31, 2002 | Jan 31, 2002 | Mitchell Energy Company L.P. | W. L. Mackey GU 3 #12 | 7,500 | 49734865 |
| 517241Amendment | Jan 31, 2002 | Jan 31, 2002 | Mitchell Energy Company L.P. | W. L. Mackey GU 3 #12 | 7,500 | 49734865 |
| 517240 | Jan 31, 2002 | Jan 31, 2002 | Mitchell Energy Company L.P. | W. L. Mackey GU 3 #13 | 7,500 | 49734866 |
| 517239 | Jan 31, 2002 | Jan 31, 2002 | Mitchell Energy Company L.P. | Askey "B" #6 | 8,250 | 49734867 |
| 517108 | Jan 25, 2002 | Jan 25, 2002 | Roil Mineral & Land Co. | Wolfe-Guinn-Renfro #3 | 7,450 | 49734864 |
| 517065 | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Wcco 1 - Sims, Thomas P. "B" #5G | 8,250 | 49734863 |
| 517065Amendment | Jan 24, 2002 | Jan 24, 2002 | Devon Energy Operating Co., L.P. | Wcco 1 - Sims, Thomas P. "B" #5G | 8,250 | 49734863 |
| 517064 | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Wcco 1 - Thomas P. Sims "A" #4F | 8,200 | 49734862 |
| 517064Amendment | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Wcco 1 - Sims, Thomas P. "A" #4F | 8,200 | 49734862 |
| 517063 | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Shoop, Glenn P. #2 | 8,200 | 49734861 |
| 517062 | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Atkins, E. C. #1 | 8,250 | 49734859 |
| 517061 | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Patterson, M. L. #6 | 7,600 | 49734860 |
| 517061Amendment | Jan 24, 2002 | Jan 24, 2002 | Mitchell Energy Company L.P. | Patterson, M. L. #6 | 7,600 | 49734860 |
| 517043 | Jan 23, 2002 | Jan 23, 2002 | Mitchell Energy Company L.P. | Currie, Florence #6 | 7,650 | 49734858 |
| 517042 | Jan 23, 2002 | Jan 23, 2002 | Mitchell Energy Company L.P. | William Tedrow Gas Unit #5 | 7,600 | 49734857 |
| 517041 | Jan 23, 2002 | Jan 23, 2002 | Mitchell Energy Company L.P. | William Tedrow Gas Unit #7 | 7,650 | 49734856 |
| 517040 | Jan 23, 2002 | Jan 23, 2002 | Mitchell Energy Company L.P. | William Tedrow Gas Unit #6 | 7,650 | 49734855 |
| 517039 | Jan 23, 2002 | Jan 23, 2002 | Mitchell Energy Company L.P. | Currie, Florence #5 | 7,650 | 49734854 |
| 517000 | Jan 22, 2002 | Jan 22, 2002 | Threshold Development Co. | Vinson Fee "C" #2 | 8,000 | 49734853 |
| 516965 | Jan 22, 2002 | Jan 22, 2002 | Mitchell Energy Company L.P. | Adele Clough GU "A" #7 | 7,700 | 49734852 |
| 516918 | Jan 18, 2002 | Jan 18, 2002 | Mitchell Energy Company L.P. | Wilson, Truett - Wcco 1 #6E | 8,300 | 49734851 |
| 516906 | Jan 17, 2002 | Jan 17, 2002 | Mitchell Energy Company L.P. | Wcco 1 - Wilson, Truett #4E | 8,200 | 49734850 |
| 516856 | Jan 16, 2002 | Jan 16, 2002 | Mitchell Energy Company L.P. | Grantham, Fannie #1 | 8,200 | 49734849 |
| 516731 | Jan 16, 2002 | Jan 16, 2002 | P. L. O. | Fortenberry #1 | 8,800 | 49734845 |
| 516828 | Jan 15, 2002 | Jan 15, 2002 | Mitchell Energy Company L.P. | Fitch, J. P. - Wcco 4 #11A | 7,600 | 49734848 |
| 516805 | Jan 14, 2002 | Jan 14, 2002 | Mitchell Energy Company L.P. | Stella Young GU #12 | 7,600 | 49734847 |
| 516804 | Jan 14, 2002 | Jan 14, 2002 | Mitchell Energy Company L.P. | Stella Young GU #11 | 7,400 | 49734846 |
| 516701 | Jan 11, 2002 | Jan 11, 2002 | Hep Oil Company, Ltd. | Hornback #1 | 9,000 | 49734843 |
| 511273Amendment | Jan 10, 2002 | Jan 10, 2002 | Bravo Natural Resources, Inc. | Forman #3 | 9,000 | 49734726 |
| 510929Amendment | Jan 10, 2002 | Jan 10, 2002 | Bravo Natural Resources, Inc. | Forman #2 | 9,000 | 49734722 |
| 516565 | Jan 2, 2002 | Jan 2, 2002 | Share Petroleum Corp. | Nobles #1 | 9,000 | 49734844 |
| 516374 | Jan 2, 2002 | Jan 2, 2002 | Richey, Ray Management Co., Inc. | Rattan, Shirley #2 | 8,500 | 49734840 |
| 516463 | Dec 27, 2001 | Dec 27, 2001 | Hep Oil Company, Ltd. | Fletcher #1 | 9,000 | 49734842 |
| 516461 | Dec 27, 2001 | Dec 27, 2001 | Threshold Development Co. | Todd, JO Lerue #1 | 8,000 | 49734841 |
| 516410 | Dec 27, 2001 | Dec 27, 2001 | Mitchell Energy Company L.P. | Baugh, E. M. #1 | 5,589 | 49701960 |
| 516233 | Dec 20, 2001 | Dec 20, 2001 | Mitchell Energy Company L.P. | Cassity, H. "A" #1 | 8,200 | 49734839 |
| 515973 | Dec 19, 2001 | Dec 19, 2001 | Mitchell Energy Company L.P. | Blakley, Villa Estate -A- #3 | 7,700 | 49734838 |
| 515973Amendment | Dec 19, 2001 | Dec 19, 2001 | Devon Energy Operating Co., L.P. | Villa Blakley Estate -A- #3 | 7,700 | 49734838 |
| 516119 | Dec 17, 2001 | Dec 17, 2001 | Burlington Resources O & G Co LP | McKissick Unit #3B | 8,000 | 49734837 |
| 516122 | Dec 14, 2001 | Dec 14, 2001 | Mitchell Energy Company L.P. | Young, Roy L. #1 | 7,600 | 49734836 |
| 515990 | Dec 11, 2001 | Dec 11, 2001 | Republic Energy Inc. | Barkley #3 | 8,000 | 49734835 |
| 515812 | Dec 4, 2001 | Dec 4, 2001 | Hep Oil Company, Ltd. | Sturdavent #1 | 9,000 | 49734834 |
| 515737 | Nov 30, 2001 | Nov 30, 2001 | Mitchell Energy Company L.P. | Harrison, C. J. "A" #1 | 7,300 | 49734833 |
| 515657 | Nov 28, 2001 | Nov 28, 2001 | Mitchell Energy Company L.P. | Fox, Jeff S. #4 | 8,350 | 49734832 |
| 515627 | Nov 27, 2001 | Nov 27, 2001 | Mitchell Energy Company L.P. | Johnson, L. B. Estate #4 | 7,800 | 49734830 |
| 515626 | Nov 27, 2001 | Nov 27, 2001 | Mitchell Energy Company L.P. | Womack, L. C. #3 | 7,350 | 49734831 |
| 515609 | Nov 27, 2001 | Nov 27, 2001 | Republic Energy Inc. | Cocanougher 287 #1 | 8,200 | 49734829 |
| 514780 | Nov 26, 2001 | Nov 26, 2001 | Mitchell Energy Company L.P. | McCurdy, Floyd #1 | 6,900 | 49732109 |
| 515281 | Nov 19, 2001 | Nov 19, 2001 | Mitchell Energy Company L.P. | J. A. Norwood Gas Unit "A" #1 | 7,600 | 49734825 |
| 515280 | Nov 14, 2001 | Nov 14, 2001 | Mitchell Energy Company L.P. | Hinkle, J. N. #4 | 8,300 | 49734826 |
| 515226 | Nov 14, 2001 | Nov 14, 2001 | Mitchell Energy Company L.P. | Blakley #3 | 7,800 | 49734824 |
| 515320 | Nov 13, 2001 | Nov 13, 2001 | Burlington Resources O & G Co LP | McKissick Unit #2B | 8,000 | 49734827 |
| 515320Amendment | Nov 13, 2001 | Nov 13, 2001 | Burlington Resources O & G Co LP | McKissick Unit #2B | 8,000 | 49734827 |
| 515216 | Nov 9, 2001 | Nov 9, 2001 | Mitchell Energy Company L.P. | Allen #2 | 8,450 | 49734823 |
| 515215 | Nov 9, 2001 | Nov 9, 2001 | Mitchell Energy Company L.P. | Sewell Ranch, Inc. "B" #6 | 7,500 | 49734822 |
| 515214 | Nov 9, 2001 | Nov 9, 2001 | Mitchell Energy Company L.P. | Sewell Ranch, Inc. "B" #7 | 7,500 | 49734821 |
| 515105 | Nov 9, 2001 | Nov 9, 2001 | Mitchell Energy Company L.P. | Robinson, Roy #4 | 5,760 | 49700884 |
| 515168 | Nov 8, 2001 | Nov 8, 2001 | Mitchell Energy Company L.P. | Wright, Tellie #3 | 7,063 | 49733373 |
| 515166 | Nov 8, 2001 | Nov 8, 2001 | Mitchell Energy Company L.P. | Helms, L. V. #3 | 8,000 | 49734820 |
| 514871 | Nov 5, 2001 | Nov 5, 2001 | Richey, Ray Management Co., Inc. | Thomas, B. H. #1 | 7,800 | 49734818 |
| 514924 | Oct 31, 2001 | Oct 31, 2001 | Republic Energy Inc. | Corinth Church #6 | 8,300 | 49734819 |
| 514868 | Oct 30, 2001 | Oct 30, 2001 | Mitchell Energy Company L.P. | Hudnall, C. F. #2 | 7,631 | 49732936 |
| 514784 | Oct 29, 2001 | Oct 29, 2001 | Mitchell Energy Company L.P. | Rogers, Wendell #2 | 7,000 | 49730961 |
| 514763 | Oct 29, 2001 | Oct 29, 2001 | Republic Energy Inc. | Caswell #2 | 8,500 | 49734816 |
| 514746 | Oct 26, 2001 | Oct 26, 2001 | Lakota Energy, Ltd. | Black, Tom #1 | 8,050 | 49734817 |
| 514616 | Oct 19, 2001 | Oct 19, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #13B | 8,400 | 49734815 |
| 514615 | Oct 19, 2001 | Oct 19, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #4B | 8,400 | 49734814 |
| 514614 | Oct 19, 2001 | Oct 19, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #3B | 8,400 | 49734813 |
| 514613 | Oct 19, 2001 | Oct 19, 2001 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #12B | 8,450 | 49734812 |
| 514609 | Oct 19, 2001 | Oct 19, 2001 | Dallas Production, Inc. | McCurdy #3 | 8,300 | 49734811 |
| 514444 | Oct 17, 2001 | Oct 17, 2001 | Richey, Ray Management Co., Inc. | Ratliff, L. D. #4 | 7,900 | 49734810 |
| 514476 | Oct 16, 2001 | Oct 16, 2001 | Republic Energy Inc. | Corinth Church #5 | 8,000 | 49734808 |
| 514436 | Oct 15, 2001 | Oct 15, 2001 | Mitchell Energy Company L.P. | Thoreel, Dollie "A" #1 | 7,850 | 49734807 |
| 514408 | Oct 15, 2001 | Oct 15, 2001 | Lakota Energy, Ltd. | Clay Hill Cattle Co. #6 | 8,050 | 49734809 |
| 514395 | Oct 12, 2001 | Oct 12, 2001 | Mitchell Energy Company L.P. | Young, Richard F. #1 | 7,800 | 49734803 |
| 514394 | Oct 12, 2001 | Oct 12, 2001 | Mitchell Energy Company L.P. | J. E. Norman Gas Unit 'C' #10 | 8,050 | 49734804 |
| 514393 | Oct 12, 2001 | Oct 12, 2001 | Mitchell Energy Company L.P. | J. E. Norman Gas Unit 'C' #9 | 8,050 | 49734805 |
| 514392 | Oct 12, 2001 | Oct 12, 2001 | Mitchell Energy Company L.P. | J. E. Norman Gas Unit 'C' #8 | 8,050 | 49734806 |
| 514224 | Oct 12, 2001 | Oct 12, 2001 | Enre, L.P. | Strickland #19 | 8,200 | 49734794 |
| 514350 | Oct 11, 2001 | Oct 11, 2001 | Republic Energy Inc. | Corinth Church #4 | 8,000 | 49734802 |
| 514350Amendment | Oct 11, 2001 | Oct 11, 2001 | Republic Energy Inc. | Corinth Church #4 | 8,400 | 49734802 |
| 514352 | Oct 10, 2001 | Oct 10, 2001 | Tejas Western Corp. | Downe, Author #2 | 8,900 | 49734801 |
| 514352Amendment | Oct 10, 2001 | Oct 10, 2001 | Tejas Western Corp. | Downe, Author #2 | 8,900 | 49734801 |