| 554933 | Jan 7, 2005 | Jan 7, 2005 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #363 | 6,500 | 13538793 |
| 554878 | Jan 7, 2005 | Jan 7, 2005 | Occidental Permian Ltd. | Blakeney #11 | 6,500 | 13538789 |
| 554877 | Jan 7, 2005 | Jan 7, 2005 | Occidental Permian Ltd. | Blakeney #10 | 6,500 | 13538788 |
| 554865 | Jan 7, 2005 | Jan 7, 2005 | Occidental Permian Ltd. | Blakeney #9 | 6,500 | 13538787 |
| 554864 | Jan 6, 2005 | Jan 6, 2005 | Occidental Permian Ltd. | Blakeney #8 | 6,500 | 13538786 |
| 555632 | Jan 4, 2005 | Jan 4, 2005 | XTO Energy Inc. | Goldsmith, C.A., et Al #1603 | 7,200 | 13538806 |
| 555631 | Jan 4, 2005 | Jan 4, 2005 | XTO Energy Inc. | Goldsmith, C.A., et Al #1602 | 7,200 | 13538807 |
| 555628 | Jan 4, 2005 | Jan 4, 2005 | XTO Energy Inc. | Goldsmith, C.A., et Al #1601 | 7,200 | 13538810 |
| 555430 | Dec 30, 2004 | Dec 30, 2004 | Cambrian Management Ltd | TXL O #1 | 9,792 | 13505776 |
| 555447 | Dec 29, 2004 | Dec 29, 2004 | Latigo Petroleum Texas, LP | Foster Gbsa Unit #312 | 5,000 | 13538805 |
| 554944 | Dec 28, 2004 | Dec 28, 2004 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #372 | 6,500 | 13538799 |
| 554943 | Dec 28, 2004 | Dec 28, 2004 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #371 | 6,500 | 13538801 |
| 554942 | Dec 28, 2004 | Dec 28, 2004 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #370 | 6,500 | 13538798 |
| 554941 | Dec 28, 2004 | Dec 28, 2004 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #369 | 6,500 | 13538797 |
| 554936 | Dec 28, 2004 | Dec 28, 2004 | Occidental Permian Ltd. | Goldsmith-Landreth /Deep/ Unit #365 | 6,500 | 13538794 |
| 555305 | Dec 23, 2004 | Dec 23, 2004 | Latigo Petroleum Texas, LP | S. Foster Gbsa Unit #209 | 5,000 | 13538804 |
| 555230 | Dec 22, 2004 | Dec 22, 2004 | Cabal Energy Corporation | Augusta Barrow Jvda 21 #2 | 11,500 | 13538803 |
| 555040 | Dec 20, 2004 | Dec 20, 2004 | Conocophillips Company | Embar #72 | 4,700 | 13538802 |
| 554915 | Dec 20, 2004 | Dec 20, 2004 | Occidental Permian Ltd. | Deford #8 | 6,500 | 13538792 |
| 554914 | Dec 20, 2004 | Dec 20, 2004 | Occidental Permian Ltd. | Deford #7 | 6,500 | 13538791 |
| 554913 | Dec 20, 2004 | Dec 20, 2004 | Occidental Permian Ltd. | Deford #6 | 6,500 | 13538790 |
| 548322Amendment | Dec 10, 2004 | Dec 10, 2004 | Anadarko E&P Company LP | Goldsmith-Cummins Deep Unit #369 | 7,000 | 13538715 |
| 548319Amendment | Dec 10, 2004 | Dec 10, 2004 | Anadarko E&P Company LP | Goldsmith-Cummins Deep Unit #368 | 7,000 | 13538719 |
| 554647 | Dec 9, 2004 | Dec 9, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #4503 | 6,100 | 13538785 |
| 554645 | Dec 9, 2004 | Dec 9, 2004 | Latigo Petroleum Texas, LP | Foster Gbsa Unit #627 | 4,650 | 13538783 |
| 554644 | Dec 9, 2004 | Dec 9, 2004 | Latigo Petroleum Texas, LP | S. Foster Gbsa Unit #309 | 4,650 | 13538784 |
| 554524 | Dec 7, 2004 | Dec 7, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #1507 | 6,100 | 13538782 |
| 554519 | Dec 7, 2004 | Dec 7, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #4005 | 6,100 | 13538781 |
| 554270 | Dec 6, 2004 | Dec 6, 2004 | Cambrian Management Ltd | Cummins "D" #3 | 9,467 | 13500373 |
| 554349 | Dec 3, 2004 | Dec 3, 2004 | OXY USA WTP LP | Foster 8 #4 | 9,500 | 13538780 |
| 554349Amendment | Dec 3, 2004 | Dec 3, 2004 | OXY USA WTP LP | Foster 8 #4 | 9,500 | 13538780 |
| 554278 | Dec 2, 2004 | Dec 2, 2004 | Cabal Energy Corporation | Augusta Barrow Jvda 21 #1 | 11,500 | 13538779 |
| 554093 | Nov 29, 2004 | Nov 29, 2004 | Neg Operating LLC | Parker Minerals, Ltd., et Al #4801 | 8,800 | 13538778 |
| 554013 | Nov 29, 2004 | Nov 29, 2004 | Cambrian Management Ltd | TXL P #4 | 9,860 | 13505783 |
| 553927 | Nov 23, 2004 | Nov 23, 2004 | EOG Resources, Inc. | Yarbrough & Allen #16 | 3,200 | 13505224 |
| 553014 | Nov 9, 2004 | Nov 9, 2004 | Cambrian Management Ltd | TXL W #1 | 8,460 | 13505796 |
| 551769 | Nov 3, 2004 | Nov 3, 2004 | Latigo Petroleum Texas, LP | Parker, J.E. #9 | 9,999 | 13538771 |
| 551768 | Nov 3, 2004 | Nov 3, 2004 | Latigo Petroleum Texas, LP | Parker, J.E. #10 | 9,999 | 13538770 |
| 552272 | Nov 2, 2004 | Nov 2, 2004 | Anadarko Petroleum Corp. | TXL North Unit #1411 | 7,000 | 13538775 |
| 552929 | Oct 28, 2004 | Oct 28, 2004 | OXY USA WTP LP | Falcatta #4 | 9,000 | 49533083 |
| 552928 | Oct 28, 2004 | Oct 28, 2004 | OXY USA WTP LP | Falcatta #3 | 9,000 | 13538776 |
| 551703 | Oct 25, 2004 | Oct 25, 2004 | Endeavor Energy Resources L.P. | TXL O'Ryan -N- #9 | 4,500 | 13534239 |
| 551684 | Oct 25, 2004 | Oct 25, 2004 | Conocophillips Company | Cowden, Clyde #202 | 6,100 | 13538765 |
| 551683 | Oct 25, 2004 | Oct 25, 2004 | Conocophillips Company | Cowden, Clyde #201 | 6,000 | 13538766 |
| 551014 | Oct 25, 2004 | Oct 25, 2004 | Conocophillips Company | Cowden, Clyde #200 | 6,000 | 13538754 |
| 551014Amendment | Oct 25, 2004 | Oct 25, 2004 | Conocophillips Company | Cowden, Clyde #200 | 6,000 | 13538754 |
| 551880 | Oct 21, 2004 | Oct 21, 2004 | Latigo Petroleum Texas, LP | South Foster Gbsau #109 | 5,000 | 13538772 |
| 551879 | Oct 21, 2004 | Oct 21, 2004 | Latigo Petroleum Texas, LP | Foster Gbsau #623 | 5,000 | 13538773 |
| 550505 | Oct 13, 2004 | Oct 13, 2004 | Baker Operating, Inc. | Williamson San Andres Unit #H 1 | 4,600 | 13536683 |
| 552161 | Oct 12, 2004 | Oct 12, 2004 | Henry Petroleum LP | Sallie #2301 | 10,800 | 13538774 |
| 552161Amendment | Oct 12, 2004 | Oct 12, 2004 | Henry Petroleum LP | Sallie #2301 | 10,800 | 13538774 |
| 552004 | Oct 8, 2004 | Oct 8, 2004 | Conocophillips Company | Embar #14 | 8,524 | 13502710 |
| 549706 | Oct 8, 2004 | Oct 8, 2004 | Conocophillips Company | Clyde Cowden #125 | 5,900 | 13502581 |
| 549530 | Oct 8, 2004 | Oct 8, 2004 | Laguna Petroleum Corporation | Foster, H. C. #21 | 4,600 | 13538738 |
| 551940 | Oct 7, 2004 | Oct 7, 2004 | Occidental Permian Ltd. | Cowden, Elliott F. -A- #168 | 9,110 | 13535865 |
| 551772 | Oct 6, 2004 | Oct 6, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #2012 | 6,100 | 13538767 |
| 551771 | Oct 6, 2004 | Oct 6, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #4909 | 6,100 | 13538768 |
| 551770 | Oct 6, 2004 | Oct 6, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #5008 | 6,100 | 13538769 |
| 550133 | Oct 5, 2004 | Oct 5, 2004 | O'Ryan Oil and Gas | Johnson, J L -B- #1 A | 4,500 | 13530601 |
| 538787 | Oct 5, 2004 | Oct 5, 2004 | Sunday Corporation | Barrow #1 | 6,000 | 13538521 |
| 549075 | Oct 4, 2004 | Oct 4, 2004 | Laguna Petroleum Corporation | Foster, H. C. #20 | 4,600 | 13538735 |
| 549069 | Oct 4, 2004 | Oct 4, 2004 | Laguna Petroleum Corporation | Foster, H. C. #19 | 4,600 | 13538734 |
| 551618 | Sep 30, 2004 | Sep 30, 2004 | Laguna Petroleum Corporation | Foster, H. C. #18 | 4,600 | 13511166 |
| 546824Amendment | Sep 23, 2004 | Sep 23, 2004 | Anadarko Petroleum Corporation | TXL South Unit #5917 | 7,000 | 13538672 |
| 551354 | Sep 22, 2004 | Sep 22, 2004 | Conocophillips Company | Goldsmith Andector Unit #P102 | 6,550 | 13538764 |
| 551353 | Sep 22, 2004 | Sep 22, 2004 | Conocophillips Company | Goldsmith Andector Unit #T 92 | 6,550 | 13538763 |
| 551349 | Sep 22, 2004 | Sep 22, 2004 | Conocophillips Company | Goldsmith Andector Unit #J552 | 6,550 | 13538762 |
| 551345 | Sep 22, 2004 | Sep 22, 2004 | Conocophillips Company | Goldsmith Andector Unit #F 72 | 6,550 | 13538761 |
| 551072 | Sep 20, 2004 | Sep 20, 2004 | Conocophillips Company | Goldsmith Andector Unit #F125 | 6,550 | 13538760 |
| 551070 | Sep 20, 2004 | Sep 20, 2004 | Conocophillips Company | Goldsmith Andector Unit #E115 | 6,550 | 13538759 |
| 551068 | Sep 20, 2004 | Sep 20, 2004 | Conocophillips Company | Goldsmith Andector Unit #C 95 | 6,550 | 13538758 |
| 549834 | Sep 17, 2004 | Sep 17, 2004 | Laguna Petroleum Corporation | Addis -B- #3 | 4,900 | 13538741 |
| 549510 | Sep 17, 2004 | Sep 17, 2004 | Laguna Petroleum Corporation | Maurice, R. #10 | 4,900 | 13538737 |
| 551021 | Sep 16, 2004 | Sep 16, 2004 | Conocophillips Company | Clyde Cowden #203 | 6,200 | 13538756 |
| 551009 | Sep 16, 2004 | Sep 16, 2004 | Conocophillips Company | Cowden, Clyde #199 | 6,200 | 13538753 |
| 550964 | Sep 16, 2004 | Sep 16, 2004 | Henry Petroleum LP | Nicole #3601 | 10,800 | 13538752 |
| 550958 | Sep 16, 2004 | Sep 16, 2004 | Henry Petroleum LP | Sallie #101 | 10,800 | 13538751 |
| 550958Amendment | Sep 16, 2004 | Sep 16, 2004 | Henry Petroleum LP | Sallie #101 | 10,800 | 13538751 |
| 550613 | Sep 15, 2004 | Sep 15, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #4405 | 6,100 | 13538750 |
| 550612 | Sep 15, 2004 | Sep 15, 2004 | Neg Operating LLC | Goldsmith Adobe Unit #4406 | 6,100 | 13538749 |
| 549916 | Sep 14, 2004 | Sep 14, 2004 | Great Western Drilling Company | J.L. Johnson -31- #27 | 5,000 | 13538743 |
| 549264 | Sep 14, 2004 | Sep 14, 2004 | Conocophillips Company | Clyde Cowden #136 | 5,885 | 13502592 |
| 550534 | Sep 8, 2004 | Sep 8, 2004 | Conocophillips Company | Goldsmith Andector Unit #K135 | 6,550 | 13538748 |
| 548161 | Sep 8, 2004 | Sep 8, 2004 | Citation Oil & Gas Corp. | Scharbauer -B- #9 | 4,600 | 13538706 |
| 550413 | Sep 7, 2004 | Sep 7, 2004 | Conocophillips Company | Goldsmith Andector Unit #N115 | 6,550 | 13538747 |
| 549768 | Aug 26, 2004 | Aug 26, 2004 | Breck Operating Corp. | Fraser, G. C. #2 | 5,900 | 13535319 |
| 550035 | Aug 24, 2004 | Aug 24, 2004 | OXY USA WTP LP | Falcatta #2 | 9,000 | 13538744 |
| 550034 | Aug 24, 2004 | Aug 24, 2004 | OXY USA WTP LP | Falcatta #1 | 9,000 | 13538746 |
| 550034Amendment | Aug 24, 2004 | Aug 24, 2004 | OXY USA WTP LP | Falcatta #1H | 9,000 | 13538746 |
| 550033 | Aug 24, 2004 | Aug 24, 2004 | OXY USA WTP LP | Cutlass #5 | 9,000 | 13538745 |
| 549913 | Aug 23, 2004 | Aug 23, 2004 | Great Western Drlg. Co. | J.L. Johnson -31- #26 | 5,000 | 13538742 |
| 549836 | Aug 23, 2004 | Aug 23, 2004 | Walsh & Watts, Inc. | TXL -A- #11 | 4,500 | 13538740 |
| 549559 | Aug 13, 2004 | Aug 13, 2004 | Triad Energy Corporation | Woods, E N #4A | 4,750 | 13538739 |
| 547982 | Aug 12, 2004 | Aug 12, 2004 | Conocophillips Company | Embar #68 | 6,550 | 13538705 |
| 549161 | Aug 6, 2004 | Aug 6, 2004 | Conocophillips Company | Embar #69 | 6,650 | 13538736 |
| 549120 | Aug 6, 2004 | Aug 6, 2004 | EOG Resources, Inc. | Holt #1204HH | 13,150 | 13537112 |
| 548933 | Aug 4, 2004 | Aug 4, 2004 | Forest Oil Permian Corporation | Phillips-Slator "24" #1 | 6,000 | 13535521 |
| 549004 | Aug 2, 2004 | Aug 2, 2004 | OXY USA WTP LP | Cutlass #4 | 9,000 | 13538732 |
| 549002 | Aug 2, 2004 | Aug 2, 2004 | OXY USA WTP LP | Gist #1 | 9,600 | 13538733 |
| 548953 | Jul 30, 2004 | Jul 30, 2004 | Turrentine Oil and Gas, Inc. | Foster, H S 15 #20 | 4,550 | 13538731 |