| 532647 | Jun 2, 2003 | Jun 2, 2003 | Express Oil Co. | Garrett-Cole #3 | 3,400 | 47330823 |
| 532646 | Jun 2, 2003 | Jun 2, 2003 | Express Oil Co. | State Lease M-100802 #5 | 3,400 | 47330822 |
| 532646Amendment | Jun 2, 2003 | Jun 2, 2003 | Sunray Operating Company LLC | State Lease M-100802 #5 | 4,000 | 47330822 |
| 532430 | May 28, 2003 | May 28, 2003 | New Century Exploration, Inc. | Low Burgher #1 | 3,400 | 47330821 |
| 532246 | May 22, 2003 | May 22, 2003 | Lone Wolf Operating Company | W. P. Craddock, Jr. et Al #1 | 4,000 | 47330820 |
| 532126 | May 20, 2003 | May 20, 2003 | Escondido Petroleum Company, Inc | Harrison et Al #13 | 3,900 | 47330819 |
| 531993 | May 16, 2003 | May 16, 2003 | Lone Wolf Operating Company | Bearden #1 | 4,000 | 47330818 |
| 531993Amendment | May 16, 2003 | May 16, 2003 | Lone Wolf Operating Company | Bearden, David M. et Al #1 | 4,000 | 47330818 |
| 531832 | May 15, 2003 | May 15, 2003 | Premier Minerals, Inc | Harrison #1 | 5,000 | 47330817 |
| 531614 | May 6, 2003 | May 6, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #33 | 3,500 | 47330816 |
| 531388 | May 1, 2003 | May 1, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #30 | 3,500 | 47330815 |
| 531388Amendment | May 1, 2003 | May 1, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #30 | 3,500 | 47330815 |
| 531387 | May 1, 2003 | May 1, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #31 | 3,500 | 47330814 |
| 531136 | Apr 25, 2003 | Apr 25, 2003 | Lone Wolf Operating Company | Bostick, Don Est. #2 | 4,000 | 47330813 |
| 530820 | Apr 16, 2003 | Apr 16, 2003 | Express Oil Co. | Garrett-Cole #2 | 3,400 | 47330812 |
| 530819 | Apr 16, 2003 | Apr 16, 2003 | Escondido Petroleum Company, Inc | McCormick #27 | 3,500 | 47330811 |
| 530775 | Apr 15, 2003 | Apr 15, 2003 | Johnson Sanford OP Co., Ltd | Bains, Whit #7 | 3,500 | 47330810 |
| 530357 | Apr 7, 2003 | Apr 7, 2003 | H-M Resource Management, Inc. | Garrett-Cole #5R | 3,500 | 47330809 |
| 530344 | Apr 7, 2003 | Apr 7, 2003 | H-M Resource Management, Inc. | Garrett-Cole #4 | 2,000 | 47330595 |
| 530250 | Apr 2, 2003 | Apr 2, 2003 | Express Oil Co. | State Lease M-100802 #3 | 3,400 | 47330808 |
| 530081 | Mar 31, 2003 | Mar 31, 2003 | H-M Resource Management, Inc. | Garret-Cole #5 | 3,500 | 47330807 |
| 530060 | Mar 27, 2003 | Mar 27, 2003 | Strand Energy, L.C. | Fife #1 | 9,985 | 47330758 |
| 529917 | Mar 24, 2003 | Mar 24, 2003 | Texas-Australia Power Inc. | Bains, Anna #2 | 3,401 | 47330578 |
| 529867 | Mar 21, 2003 | Mar 21, 2003 | Richman Petroleum Corp. | Minns #6 | 4,000 | 47330806 |
| 529738 | Mar 18, 2003 | Mar 18, 2003 | Richman Petroleum Corp. | Minns #5 | 4,000 | 47330805 |
| 529467 | Mar 11, 2003 | Mar 11, 2003 | R.T.C. Resources, L.P. | Portanova #12A | 2,300 | 47330804 |
| 528904 | Feb 28, 2003 | Feb 28, 2003 | H-M Resource Management, Inc. | Sampson Heirs #6 | 2,300 | 47330485 |
| 528984 | Feb 27, 2003 | Feb 27, 2003 | RTC Resources Inc | Josey, Rabb #3 | 3,500 | 47330803 |
| 528982 | Feb 27, 2003 | Feb 27, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #27 | 3,500 | 47330802 |
| 528982Amendment | Feb 27, 2003 | Feb 27, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #27 | 3,500 | 47330802 |
| 528980 | Feb 27, 2003 | Feb 27, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #26 | 3,500 | 47330801 |
| 528889 | Feb 26, 2003 | Feb 26, 2003 | Escondido Petroleum Company, Inc | McCormick #26 | 4,000 | 47330800 |
| 528841 | Feb 24, 2003 | Feb 24, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #29 | 3,500 | 47330799 |
| 528839 | Feb 24, 2003 | Feb 24, 2003 | Gen-Nan Resources & Equip., L.P. | Martin #28 | 3,500 | 47330798 |
| 528595 | Feb 24, 2003 | Feb 24, 2003 | Lone Wolf Operating Company | Koomey, Paul C. #2 | 4,000 | 47330797 |
| 528242 | Feb 7, 2003 | Feb 7, 2003 | Lone Wolf Operating Company | Wilpitz, Ernest A. #3 | 4,000 | 47330796 |
| 527865 | Jan 29, 2003 | Jan 29, 2003 | Express Oil Co. | State Lease M - 100802 #2 | 3,400 | 47330795 |
| 527685 | Jan 27, 2003 | Jan 27, 2003 | Exxon Mobil Corporation | Katy Gas Field Unit II #W 63 | 10,457 | 47330370 |
| 527623 | Jan 27, 2003 | Jan 27, 2003 | Exxon Mobil Corporation | Katy Gas Unit 2 #W 69 | 10,615 | 47330375 |
| 527621 | Jan 27, 2003 | Jan 27, 2003 | Exxon Mobil Corporation | Katy Gas Field Unit 1 #W 36 | 10,821 | 47330048 |
| 527394 | Jan 16, 2003 | Jan 16, 2003 | Exxon Mobil Corporation | Kgcu 1 #W 57 | 10,518 | 47330404 |
| 525966 | Dec 6, 2002 | Dec 6, 2002 | Lone Wolf Operating Company | Storemski #2 | 4,000 | 47330791 |
| 525964 | Dec 6, 2002 | Dec 6, 2002 | Lone Wolf Operating Company | Wilpitz Heirs #4 | 4,000 | 47330792 |
| 525965 | Dec 5, 2002 | Dec 5, 2002 | Lone Wolf Operating Company | Wilpit Heirs #3 | 4,000 | 47330793 |
| 526066 | Dec 4, 2002 | Dec 4, 2002 | Strand Energy, L.C. | Chapman #2 | 7,800 | 47330794 |
| 525847 | Nov 25, 2002 | Nov 25, 2002 | Lone Wolf Operating Company | J B G Childrens 1991 Trust B #4 | 4,000 | 47330789 |
| 525846 | Nov 25, 2002 | Nov 25, 2002 | Lone Wolf Operating Company | J B G Childrens 1991 Trust C #2 | 4,000 | 47330790 |
| 525519 | Nov 14, 2002 | Nov 14, 2002 | Strand Energy, L.C. | Rothermel #1 | 9,000 | 47330788 |
| 525483 | Nov 14, 2002 | Nov 14, 2002 | Northstar Energy, Inc. | Schulz, Martin #2H | 17,500 | 47330787 |
| 525453 | Nov 13, 2002 | Nov 13, 2002 | Property Development Group, Inc. | Koomey #1 | 4,000 | 47330786 |
| 525419 | Nov 12, 2002 | Nov 12, 2002 | Richman Petroleum Corp. | Koomey - Morrison #1 | 6,500 | 47330785 |
| 525419Amendment | Nov 12, 2002 | Nov 12, 2002 | Triangle Three Resources L.L.C. | Koomey - Morrison #1 | 6,500 | 47330785 |
| 525213 | Nov 6, 2002 | Nov 6, 2002 | Mission Resources Corporation | Hardy, Rufus "B" #33 | 4,800 | 47330784 |
| 525160 | Nov 4, 2002 | Nov 4, 2002 | Domino Prod Services Inc | Minns NCT 3 #2 | 3,500 | 47330783 |
| 524412 | Oct 7, 2002 | Oct 7, 2002 | Express Oil Co. | Garrett-Cole #1 | 3,200 | 47330782 |
| 524412Amendment | Oct 7, 2002 | Oct 7, 2002 | Express Oil Co. | Garrett-Cole #1 | 3,200 | 47330782 |
| 524366 | Oct 4, 2002 | Oct 4, 2002 | Express Oil Co. | State Lease M-100802 #1 | 3,400 | 47330781 |
| 524366Amendment | Oct 4, 2002 | Oct 4, 2002 | Express Oil Co. | State Lease M-100802 #1 | 3,400 | 47330781 |
| 523994 | Sep 27, 2002 | Sep 27, 2002 | Lone Wolf Operating Company | Bostick, M. S. Estate #4 | 4,000 | 47330779 |
| 523993 | Sep 27, 2002 | Sep 27, 2002 | Lone Wolf Operating Company | Bostick, M. S. Estate #5 | 4,000 | 47330778 |
| 523992 | Sep 27, 2002 | Sep 27, 2002 | Lone Wolf Operating Company | Nikmard #3 | 4,000 | 47330780 |
| 523817 | Sep 18, 2002 | Sep 18, 2002 | H-M Resource Management, Inc. | Sampson Heirs #11 | 4,000 | 47330777 |
| 523689 | Sep 13, 2002 | Sep 13, 2002 | Texas-Australia Power Inc. | Koomey-West "South" #2 | 3,500 | 47330776 |
| 523689Amendment | Sep 13, 2002 | Sep 13, 2002 | Texas-Australia Power Inc. | Koomey-West "South" #2 | 3,500 | 47330776 |
| 523688 | Sep 13, 2002 | Sep 13, 2002 | Texas-Australia Power Inc. | Koomey-West "South" #1 | 3,500 | 47330775 |
| 523688Amendment | Sep 13, 2002 | Sep 13, 2002 | Texas-Australia Power Inc. | Koomey-West "South" #1 | 4,000 | 47330775 |
| 523688Amendment | Sep 13, 2002 | Sep 13, 2002 | Texas-Australia Power Inc. | Koomey-West "South" #1 | 4,000 | 47330775 |
| 523598 | Sep 11, 2002 | Sep 11, 2002 | Exxon Mobil Corporation | Katy Gas Field Consolidated Unit #7502 | 6,600 | 47300130 |
| 523531 | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | Wander, V. E. #3 | 4,000 | 47330773 |
| 523531Amendment | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | Wander, V. E. #3 | 4,000 | 47330773 |
| 523530 | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | Wander, V. E. #2 | 4,000 | 47330772 |
| 523530Amendment | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | Wander, V. E. #2 | 4,000 | 47330772 |
| 523529 | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | JBG Childrens 1991 Trust "E" #1 | 4,000 | 47330774 |
| 523529Amendment | Sep 11, 2002 | Sep 11, 2002 | Lone Wolf Operating Company | JBG Childrens "E" #1 | 4,000 | 47330774 |
| 505654Amendment | Sep 11, 2002 | Sep 11, 2002 | Escondido Petroleum Company, Inc | Streckfuss #1 | 4,000 | 47330630 |
| 522935 | Aug 23, 2002 | Aug 23, 2002 | Exxon Mobil Corporation | Katy Gas Field Unit 1 #W 49 | 10,409 | 47330302 |
| 522925 | Aug 23, 2002 | Aug 23, 2002 | Exxon Mobil Corporation | Katy Gas Field Unit 1 #W 55 | 10,400 | 47330402 |
| 522966 | Aug 21, 2002 | Aug 21, 2002 | RTC Resources Inc | Neuman #1 | 3,600 | 47330771 |
| 522959 | Aug 20, 2002 | Aug 20, 2002 | Johnson Sanford OP Co., Ltd | Harrison #1 | 5,000 | 47330770 |
| 522771 | Aug 14, 2002 | Aug 14, 2002 | Johnson Sanford OP Co., Ltd | Bains, Whitt #3 | 5,000 | 47330610 |
| 522753 | Aug 13, 2002 | Aug 13, 2002 | Northstar Energy, Inc. | Schulz, Martin #1H | 17,500 | 47330418 |
| 522531 | Aug 8, 2002 | Aug 8, 2002 | Lone Wolf Operating Company | JBG Childrens 1991 Trust "B" #3 | 4,000 | 47330768 |
| 522531Amendment | Aug 8, 2002 | Aug 8, 2002 | Lone Wolf Operating Company | JBG Childrens 1991 Trust "B" #3 | 4,000 | 47330768 |
| 522530 | Aug 8, 2002 | Aug 8, 2002 | Lone Wolf Operating Company | State Lease M-102130 #1 | 4,000 | 47330769 |
| 522404 | Aug 1, 2002 | Aug 1, 2002 | Lone Wolf Operating Company | Wilpitz Heirs #2 | 4,000 | 47330767 |
| 522403 | Aug 1, 2002 | Aug 1, 2002 | Lone Wolf Operating Company | Stickle - Milton Unit #1 | 4,000 | 47330766 |
| 522312 | Jul 29, 2002 | Jul 29, 2002 | RTC Resources Inc | Portanova #12 | 3,200 | 47330764 |
| 522311 | Jul 29, 2002 | Jul 29, 2002 | RTC Resources Inc | Portanova #14 | 3,200 | 47330765 |
| 522310 | Jul 29, 2002 | Jul 29, 2002 | RTC Resources Inc | Portanova #13 | 3,200 | 47330763 |
| 522090 | Jul 26, 2002 | Jul 26, 2002 | Lone Wolf Operating Company | Vela, Ernesto #2 | 4,000 | 47330762 |
| 522090Amendment | Jul 26, 2002 | Jul 26, 2002 | Lone Wolf Operating Company | Vela-Milton #1 | 4,000 | 47330762 |
| 522089 | Jul 26, 2002 | Jul 26, 2002 | Lone Wolf Operating Company | Milton-Wilpitz Heirs Unit #1 | 4,000 | 47330761 |
| 521989 | Jul 18, 2002 | Jul 18, 2002 | Gen-Nan Resources & Equip., Inc. | Weido #7 | 3,400 | 47330760 |
| 510651Amendment | Jul 15, 2002 | Jul 15, 2002 | RTC Resources Inc | Josey, Rabb #2 | 3,400 | 47330659 |
| 521809 | Jul 12, 2002 | Jul 12, 2002 | Javelina Oil & Gas Development | Pathfinder Lewis et Al #1B | 2,700 | 47330530 |
| 521593 | Jul 10, 2002 | Jul 10, 2002 | Escondido Petroleum Company, Inc | Gallia #18 | 3,300 | 47330759 |
| 521593Amendment | Jul 10, 2002 | Jul 10, 2002 | Escondido Petroleum Company, Inc | Gallia et Al #18 | 3,600 | 47330759 |
| 521551 | Jul 3, 2002 | Jul 3, 2002 | Property Development Group, Inc. | Stowe #2 | 1,300 | 47330706 |
| 505724Amendment | Jul 3, 2002 | Jul 3, 2002 | Escondido Petroleum Company, Inc | Gallia et Al #5 | 3,600 | 47330629 |
| 521432 | Jun 27, 2002 | Jun 27, 2002 | Strand Energy, L.C. | Fife #1 | 12,600 | 47330758 |