| 549540Amendment | Aug 13, 2004 | Aug 13, 2004 | Tres Operating Co., LLC | Peggy Lynne #A 1 | 5,000 | 47330913 |
| 548802 | Jul 28, 2004 | Jul 28, 2004 | H-M Resource Management, Inc. | Garrett-Cole #8 | 4,000 | 47330911 |
| 548689 | Jul 23, 2004 | Jul 23, 2004 | R.T.C. Resources, L.P. | Portanova "A" #17 | 3,800 | 47330909 |
| 548100 | Jul 12, 2004 | Jul 12, 2004 | Johnson Sanford OP Co., Ltd | Esse #2 | 3,600 | 47330908 |
| 548100Amendment | Jul 12, 2004 | Jul 12, 2004 | Johnson Sanford OP Co., Ltd | Esse #2 | 4,000 | 47330908 |
| 548077 | Jul 12, 2004 | Jul 12, 2004 | Lone Wolf Operating Company | JBG Childrens 1991 Trust A #2 | 4,000 | 47330907 |
| 547534 | Jul 6, 2004 | Jul 6, 2004 | T-N-T Engineering, Inc. | Hardy, Rufus -B- #34 | 5,000 | 47330906 |
| 547819 | Jul 5, 2004 | Jul 5, 2004 | Lone Wolf Operating Company | Bandera Minerals #1 | 8,000 | 47330905 |
| 547610 | Jun 30, 2004 | Jun 30, 2004 | Lone Wolf Operating Company | Wilpitz, Ernest A. #4 | 4,000 | 47330904 |
| 547609 | Jun 30, 2004 | Jun 30, 2004 | Lone Wolf Operating Company | Nikmard #5 | 4,000 | 47330903 |
| 547608 | Jun 30, 2004 | Jun 30, 2004 | Lone Wolf Operating Company | Nikmard #6 | 4,000 | 47330902 |
| 547605 | Jun 30, 2004 | Jun 30, 2004 | Strand Energy, L.C. | Fife #1 | 10,111 | 47330758 |
| 547354 | Jun 23, 2004 | Jun 23, 2004 | Johnson Sanford OP Co., Ltd | Esse #1 | 3,600 | 47330901 |
| 547291 | Jun 22, 2004 | Jun 22, 2004 | Sunray Operating Company LLC | Lockyear #1 | 3,500 | 47330900 |
| 547111 | Jun 22, 2004 | Jun 22, 2004 | Lone Wolf Operating Company | Stout, B. E. #1 | 4,000 | 47330899 |
| 547111Amendment | Jun 22, 2004 | Jun 22, 2004 | Lone Wolf Operating Company | Stout, B. E. #1 | 4,000 | 47330899 |
| 546525 | Jun 4, 2004 | Jun 4, 2004 | Lone Wolf Operating Company | Stasny #3 | 4,000 | 47330897 |
| 546524 | Jun 4, 2004 | Jun 4, 2004 | Lone Wolf Operating Company | Stasny #2 | 4,000 | 47330898 |
| 546287 | May 28, 2004 | May 28, 2004 | Lone Wolf Operating Company | Murphy #1 | 2,000 | 47330896 |
| 545106 | Apr 30, 2004 | Apr 30, 2004 | Property Development Group, Inc. | Koomey #5 | 3,600 | 47330895 |
| 545097 | Apr 29, 2004 | Apr 29, 2004 | Texas-Australia Power Inc. | Koomey-West "South" #4 | 4,000 | 47330894 |
| 545008 | Apr 27, 2004 | Apr 27, 2004 | Triangle Three Resources L.L.C. | Karber #6 | 5,000 | 47330893 |
| 544797 | Apr 21, 2004 | Apr 21, 2004 | Johnson Sanford OP Co., Ltd | Weido #1 | 3,950 | 47330892 |
| 544497 | Apr 15, 2004 | Apr 15, 2004 | Gen-Nan Resources & Equip., L.P. | Martin #35 | 3,500 | 47330888 |
| 544497Amendment | Apr 15, 2004 | Apr 15, 2004 | Gen-Nan Resources & Equip., L.P. | Martin #35 | 3,500 | 47330888 |
| 544496 | Apr 15, 2004 | Apr 15, 2004 | Gen-Nan Resources & Equip., L.P. | Weido #9 | 3,500 | 47330887 |
| 544495 | Apr 15, 2004 | Apr 15, 2004 | Gen-Nan Resources & Equip., L.P. | Weido #8 | 3,500 | 47330886 |
| 544494 | Apr 15, 2004 | Apr 15, 2004 | Gen-Nan Resources & Equip., L.P. | Martin #34 | 3,500 | 47330885 |
| 544488 | Apr 15, 2004 | Apr 15, 2004 | R.T.C. Resources, L.P. | Rabb-Josey #12 | 3,500 | 47331106 |
| 544486 | Apr 15, 2004 | Apr 15, 2004 | R.T.C. Resources, L.P. | Rabb-Josey #11 | 3,500 | 47330890 |
| 544324 | Apr 15, 2004 | Apr 15, 2004 | Hadaway Engineering Inc. | Robertson et Al #1 | 7,400 | 47330884 |
| 543494 | Mar 23, 2004 | Mar 23, 2004 | Lone Wolf Operating Company | Nikmard #4 | 4,000 | 47330883 |
| 543255 | Mar 19, 2004 | Mar 19, 2004 | Hadaway Engineering Inc. | Coulter, John #1 | 7,400 | 47330882 |
| 543255Amendment | Mar 19, 2004 | Mar 19, 2004 | Cortex Energy, Inc | Coulter, John #1 | 11,600 | 47330882 |
| 542785 | Mar 3, 2004 | Mar 3, 2004 | New Century Exploration, Inc. | Low Burgher #2 | 3,400 | 47330881 |
| 542210 | Feb 19, 2004 | Feb 19, 2004 | H-M Resource Management, Inc. | Garrett-Cole "A" #1 | 1,850 | 47330879 |
| 542209 | Feb 19, 2004 | Feb 19, 2004 | H-M Resource Management, Inc. | Garrett-Cole #7 | 3,000 | 47330880 |
| 542224 | Feb 18, 2004 | Feb 18, 2004 | Sunray Operating Company LLC | State Lease M-100802 #8 | 4,000 | 47330878 |
| 541711 | Feb 5, 2004 | Feb 5, 2004 | Sunray Operating Company LLC | Garrett-Cole #6 | 3,400 | 47330877 |
| 541045 | Jan 22, 2004 | Jan 22, 2004 | Property Development Group, Inc. | Stowe #4 | 3,700 | 47330876 |
| 540813 | Jan 15, 2004 | Jan 15, 2004 | Talon Development Company | Montalbano #1 | 12,250 | 47330875 |
| 540813Amendment | Jan 15, 2004 | Jan 15, 2004 | Talon Development Company | Montalbano #1 | 12,250 | 47330875 |
| 540100 | Dec 23, 2003 | Dec 23, 2003 | Geosouthern Energy Corporation | Kathy #2 | 4,000 | 47330874 |
| 539764 | Dec 16, 2003 | Dec 16, 2003 | Lone Wolf Operating Company | State Lease M-102130 #2 | 3,500 | 47330769 |
| 539308 | Dec 4, 2003 | Dec 4, 2003 | Escondido Petroleum Company, Inc | Gallia et Al #20 | 3,500 | 47330873 |
| 539173 | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #9 | 3,500 | 47330872 |
| 539173Amendment | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #9 | 3,500 | 47330872 |
| 539172 | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #8 | 3,500 | 47330871 |
| 539172Amendment | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #8 | 3,500 | 47330871 |
| 539171 | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #7 | 3,500 | 47330870 |
| 539170 | Dec 2, 2003 | Dec 2, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #6 | 3,500 | 47330869 |
| 539054 | Nov 25, 2003 | Nov 25, 2003 | Enertech Resources, Inc. | Bessie Creek Unit #2 | 4,000 | 47330868 |
| 539021 | Nov 25, 2003 | Nov 25, 2003 | Property Development Group, Inc. | Koomey #4 | 4,000 | 47330867 |
| 538604 | Nov 13, 2003 | Nov 13, 2003 | Geosouthern Energy Corporation | Kathy #1 | 4,000 | 47330866 |
| 538491 | Nov 12, 2003 | Nov 12, 2003 | Escondido Petroleum Company, Inc | Gallia #17 | 3,500 | 47330865 |
| 538279 | Nov 5, 2003 | Nov 5, 2003 | Triangle Three Resources L.L.C. | Karber #5 | 5,000 | 47330863 |
| 538242 | Nov 4, 2003 | Nov 4, 2003 | Sunray Operating Company LLC | State Lease M-100802 #4 | 4,000 | 47330862 |
| 538103 | Nov 4, 2003 | Nov 4, 2003 | Talon Development Company | David, S. D. #1 | 11,500 | 47330861 |
| 538103Amendment | Nov 4, 2003 | Nov 4, 2003 | Talon Development Company | David, S. D. #1 | 11,500 | 47330861 |
| 538085 | Nov 3, 2003 | Nov 3, 2003 | H-M Resource Management, Inc. | Garrett-Cole #3 | 3,500 | 47330859 |
| 538135 | Oct 31, 2003 | Oct 31, 2003 | Sunray Operating Company LLC | Garrett-Cole #4 | 3,000 | 47330860 |
| 538035 | Oct 29, 2003 | Oct 29, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #5 | 3,000 | 47330858 |
| 538034 | Oct 29, 2003 | Oct 29, 2003 | R.T.C. Resources, L.P. | Rabb-Josey #4 | 3,000 | 47330856 |
| 538033 | Oct 29, 2003 | Oct 29, 2003 | Gen-Nan Resources & Equip., L.P. | Kuratti #18 | 3,500 | 47330857 |
| 537831 | Oct 27, 2003 | Oct 27, 2003 | Lone Wolf Operating Company | Fain Family Trust #1 | 4,000 | 47330855 |
| 537838 | Oct 24, 2003 | Oct 24, 2003 | Property Development Group, Inc. | Koomey #3 | 4,000 | 47330854 |
| 537806 | Oct 22, 2003 | Oct 22, 2003 | Strand Energy, L.C. | Chapman "A" #3 | 10,500 | 47330853 |
| 537240 | Oct 9, 2003 | Oct 9, 2003 | Exxon Mobil Corporation | Katy Gas Field Unit 1 #W 52 | 10,430 | 47330374 |
| 537193 | Oct 6, 2003 | Oct 6, 2003 | Escondido Petroleum Company, Inc | Gallia et Al #16 | 3,900 | 47330852 |
| 537043 | Oct 1, 2003 | Oct 1, 2003 | Johnson Sanford OP Co., Ltd | Whit Bains #9 | 3,500 | 47330851 |
| 536632 | Sep 19, 2003 | Sep 19, 2003 | Triangle Three Resources L.L.C. | Karber #4 | 4,000 | 47330850 |
| 536632Amendment | Sep 19, 2003 | Sep 19, 2003 | Triangle Three Resources L.L.C. | Karber #4 | 4,000 | 47330850 |
| 536491 | Sep 16, 2003 | Sep 16, 2003 | Property Development Group, Inc. | Koomey #2 | 4,000 | 47330849 |
| 535905 | Sep 15, 2003 | Sep 15, 2003 | Lone Wolf Operating Company | JBG Childrens 1991 Trust "C" #3 | 4,000 | 47330847 |
| 536097 | Sep 10, 2003 | Sep 10, 2003 | Texas-Australia Power Inc. | Pattison #5 | 4,000 | 47330848 |
| 535738 | Sep 10, 2003 | Sep 10, 2003 | Escondido Petroleum Company, Inc | Mc Cormick #33 | 3,500 | 47330845 |
| 535880 | Aug 28, 2003 | Aug 28, 2003 | Triangle Three Resources L.L.C. | Karber #3 | 4,000 | 47330846 |
| 535856 | Aug 28, 2003 | Aug 28, 2003 | Escondido Petroleum Company, Inc | Mc Cormick #32 | 4,000 | 47330844 |
| 535653 | Aug 25, 2003 | Aug 25, 2003 | H-M Resource Management, Inc. | Garrett-Cole #6 | 3,500 | 47330843 |
| 535570 | Aug 20, 2003 | Aug 20, 2003 | Lone Wolf Operating Company | Wilpitz Heirs #5 | 4,000 | 47330842 |
| 535569 | Aug 20, 2003 | Aug 20, 2003 | Lone Wolf Operating Company | Crawford, Wade et UX #3 | 4,000 | 47330841 |
| 535368 | Aug 20, 2003 | Aug 20, 2003 | Lone Wolf Operating Company | Walco Properties Inc #3 | 8,300 | 47330840 |
| 535195 | Aug 11, 2003 | Aug 11, 2003 | Johnson Sanford OP Co., Ltd | Folmar, Reagan #3 | 3,500 | 47330839 |
| 535123 | Aug 8, 2003 | Aug 8, 2003 | Johnson Sanford OP Co., Ltd | Folmar, Reagan #2 | 3,500 | 47330838 |
| 535123Amendment | Aug 8, 2003 | Aug 8, 2003 | Johnson Sanford OP Co., Ltd | Folmar, Reagan #2 | 5,000 | 47330838 |
| 535085 | Aug 7, 2003 | Aug 7, 2003 | Triangle Three Resources L.L.C. | Karber #2 | 4,000 | 47330837 |
| 534589 | Jul 24, 2003 | Jul 24, 2003 | Express Oil Co. | State Lease M-100802 #6 | 3,400 | 47330836 |
| 534588 | Jul 24, 2003 | Jul 24, 2003 | Express Oil Co. | Garrett-Cole #5 | 3,400 | 47330835 |
| 534458 | Jul 22, 2003 | Jul 22, 2003 | Enertech Resources, Inc. | Bessie Creek Unit #1 | 4,500 | 47330834 |
| 534257 | Jul 16, 2003 | Jul 16, 2003 | Triangle Three Resources L.L.C. | Minns #8 | 4,000 | 47330833 |
| 533989 | Jul 9, 2003 | Jul 9, 2003 | Triangle Three Resources L.L.C. | Minns #7 | 4,000 | 47330832 |
| 533878 | Jul 7, 2003 | Jul 7, 2003 | Johnson Sanford OP Co., Ltd | Whit Bains #8 | 3,500 | 47330831 |
| 533597 | Jul 2, 2003 | Jul 2, 2003 | Lone Wolf Operating Company | State Lease M-102130 #2 | 4,000 | 47330769 |
| 533343 | Jun 24, 2003 | Jun 24, 2003 | Prime Operating Company | Guild Unit #1 | 6,400 | 47330829 |
| 533140 | Jun 20, 2003 | Jun 20, 2003 | Escondido Petroleum Company, Inc | McCormick #31 | 3,500 | 47330828 |
| 533109 | Jun 18, 2003 | Jun 18, 2003 | R.T.C. Resources, L.P. | Portanova #4 | 3,221 | 47330490 |
| 533184 | Jun 16, 2003 | Jun 16, 2003 | R.T.C. Resources, L.P. | Portanova #12R | 3,000 | 47330825 |
| 533183 | Jun 16, 2003 | Jun 16, 2003 | R.T.C. Resources, L.P. | Portanova #16 | 3,000 | 47330827 |
| 533182 | Jun 16, 2003 | Jun 16, 2003 | R.T.C. Resources, L.P. | Portanova #15 | 3,000 | 47331036 |
| 532900 | Jun 9, 2003 | Jun 9, 2003 | Gen-Nan Resources & Equip., L.P. | Kuratti #17 | 3,500 | 47330824 |