| 512222 | Aug 6, 2001 | Aug 6, 2001 | Burleson, Lewis B. Inc. | Embar University #500338852 | 6,500 |
| 511026 | Aug 3, 2001 | Aug 3, 2001 | Bass Enterprises Production Co. | University "A" #300338843 | 13,000 |
| 512124 | Aug 1, 2001 | Aug 1, 2001 | Exxon Mobil Corporation | Parker, J. E. #13600338851 | 7,400 |
| 512026 | Jul 31, 2001 | Jul 31, 2001 | Devon Energy Production Co, L.P. | Triple-N/Grayburg/Cons. #400338850 | 4,700 |
| 511663 | Jul 26, 2001 | Jul 26, 2001 | Platinum Exploration Inc. | Long, Annie A #4SD00304441 | 12,750 |
| 511677 | Jul 20, 2001 | Jul 20, 2001 | Pure Resources, L.P. | Dollarhide Unit #401300303578 | 12,000 |
| 511676 | Jul 20, 2001 | Jul 20, 2001 | Pure Resources, L.P. | Dollarhide Unit #164500304847 | 10,000 |
| 511675 | Jul 20, 2001 | Jul 20, 2001 | Pure Resources, L.P. | Dollarhide Unit #35800304860 | 10,000 |
| 511674 | Jul 20, 2001 | Jul 20, 2001 | Pure Resources, L.P. | Dollarhide Unit #341100304950 | 10,000 |
| 511653 | Jul 20, 2001 | Jul 20, 2001 | XTO Energy Inc. | Texas N #6HH00338567 | 11,600 |
| 511489 | Jul 16, 2001 | Jul 16, 2001 | Fossil Rock Resources, Inc. | Arco "2" #400338849 | 4,800 |
| 511489Amendment | Jul 16, 2001 | Jul 16, 2001 | Fossil Rock Resources, Inc. | Arco University "2A" #400338849 | 4,800 |
| 511374 | Jul 13, 2001 | Jul 13, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #655600338848 | 5,500 |
| 511399 | Jul 12, 2001 | Jul 12, 2001 | Devon Energy Production Co, L.P. | Ralph A #1600338847 | 7,400 |
| 511399Amendment | Jul 12, 2001 | Jul 12, 2001 | Devon Energy Production Co, L.P. | Ralph A #1600338847 | 7,400 |
| 511305 | Jul 12, 2001 | Jul 12, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #655400338846 | 5,500 |
| 511200 | Jul 10, 2001 | Jul 10, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #197200338845 | 5,500 |
| 511199 | Jul 10, 2001 | Jul 10, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #675600338844 | 5,500 |
| 511199Amendment | Jul 10, 2001 | Jul 10, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #675600338844 | 5,500 |
| 511210 | Jul 9, 2001 | Jul 9, 2001 | Pure Resources, L.P. | Dollarhide Unit #401500303580 | 8,400 |
| 511210Amendment | Jul 9, 2001 | Jul 9, 2001 | Pure Resources, L.P. | Dollarhide Unit #4015E00303580 | 10,097 |
| 511074 | Jul 5, 2001 | Jul 5, 2001 | Pure Resources, L.P. | Cowden Estate et Al #1000336977 | 12,850 |
| 511000 | Jul 5, 2001 | Jul 5, 2001 | Exxon Mobil Corporation | Parker, J. E. #13500338842 | 7,400 |
| 510915 | Jun 29, 2001 | Jun 29, 2001 | XTO Energy Inc. | University "9" -D- #7HH00338661 | 11,500 |
| 510741 | Jun 28, 2001 | Jun 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #P 200338841 | 6,550 |
| 509500 | Jun 27, 2001 | Jun 27, 2001 | Arco Permian | Univ. 11 Sec. 13 #7B00338832 | 8,900 |
| 509046 | Jun 26, 2001 | Jun 26, 2001 | Burleson, Lewis B. Inc. | State of Texas EM #200338816 | 6,500 |
| 510653 | Jun 22, 2001 | Jun 22, 2001 | Exxon Mobil Corporation | Parker, J. E. #13400338840 | 7,400 |
| 510652 | Jun 22, 2001 | Jun 22, 2001 | Exxon Mobil Corporation | Parker, J. E. #13300338839 | 7,400 |
| 510592 | Jun 21, 2001 | Jun 21, 2001 | Pure Resources, L.P. | Dollarhide (Silurian) Unit #183100304961 | 8,700 |
| 508787 | Jun 15, 2001 | Jun 15, 2001 | Devon Energy Production Co, L.P. | Fsau #77HH00337474 | 4,760 |
| 510179 | Jun 14, 2001 | Jun 14, 2001 | Sage Energy Company | Logsdon, C. W. #100306518 | 7,015 |
| 510127 | Jun 14, 2001 | Jun 14, 2001 | Minihan Oil & Gas Corporation | University 32-11A #400338838 | 5,000 |
| 510126 | Jun 14, 2001 | Jun 14, 2001 | Minihan Oil & Gas Corporation | University 32-11A #200338837 | 5,000 |
| 510124 | Jun 14, 2001 | Jun 14, 2001 | Minihan Oil & Gas Corporation | University 32-11A #300338836 | 3,000 |
| 509221 | Jun 14, 2001 | Jun 14, 2001 | Texland/JMC Joint Venture | Logsdon "D" #3200338819 | 4,900 |
| 510147 | Jun 11, 2001 | Jun 11, 2001 | B & W Southern Petroleum | B & W #270200338835 | 3,500 |
| 510079 | Jun 11, 2001 | Jun 11, 2001 | Henry Petroleum LP | University -F- #100307311 | 11,819 |
| 509905 | Jun 7, 2001 | Jun 7, 2001 | Apache Corporation | University -AD- #400331677 | 7,880 |
| 509570 | Jun 5, 2001 | Jun 5, 2001 | Minihan Oil & Gas Corporation | University Atp #1000338833 | 8,000 |
| 509569 | Jun 5, 2001 | Jun 5, 2001 | Minihan Oil & Gas Corporation | University Atp #900338834 | 8,000 |
| 509638 | Jun 4, 2001 | Jun 4, 2001 | Cross Timbers Operating Company | University Block 9/Penn/Unit #7200300443 | 10,204 |
| 509562 | Jun 1, 2001 | Jun 1, 2001 | Minihan Oil & Gas Corporation | University Atp #700338831 | 8,000 |
| 509561 | Jun 1, 2001 | Jun 1, 2001 | Minihan Oil & Gas Corporation | University Atp #800338830 | 8,000 |
| 509588 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford-White Oil Unit 2 #100338821 | 7,600 |
| 509587 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford, R. K. #300338825 | 7,600 |
| 509586 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford-White Oil Unit 2 #200338820 | 5,300 |
| 509585 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford, R. K. #700338824 | 7,600 |
| 509584 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #1000338828 | 7,600 |
| 509583 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford, R. K. #200338823 | 6,500 |
| 509581 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. "A" #300338829 | 5,300 |
| 509581Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. "A" #300338829 | 6,500 |
| 509581Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. "A" #300338829 | 7,200 |
| 509581Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. "A" #300338829 | 7,200 |
| 509580 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #800338827 | 5,300 |
| 509580Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #800338827 | 5,300 |
| 509580Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #800338827 | 7,200 |
| 509578 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | Deford, R. K. #400338822 | 6,500 |
| 509577 | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #600338826 | 5,300 |
| 509577Amendment | May 30, 2001 | May 30, 2001 | Hunt Oil Company | White, J. M. #600338826 | 7,200 |
| 508439 | May 29, 2001 | May 29, 2001 | Occidental Permian Ltd. | Logdson, C. W. C #900338809 | 4,800 |
| 508438 | May 29, 2001 | May 29, 2001 | Occidental Permian Ltd. | Logsdon, C. W. C #800338808 | 4,800 |
| 509454 | May 25, 2001 | May 25, 2001 | Patterson Petroleum LP | University "F" #300302075 | 5,100 |
| 509106 | May 22, 2001 | May 22, 2001 | Qualia, C. F. Operating Inc. | Andrews, Selma "A" #200338817 | 7,650 |
| 509105 | May 22, 2001 | May 22, 2001 | Qualia, C. F. Operating Inc. | Andrews, Selma "A" #100338818 | 7,650 |
| 508931 | May 16, 2001 | May 16, 2001 | Belco Energy Corp. | Andrews Unit #30600338815 | 9,700 |
| 508851 | May 14, 2001 | May 14, 2001 | Cross Timbers Operating Company | University Block 9/Penn/Unit #7300338566 | 10,023 |
| 508851Amendment | May 14, 2001 | May 14, 2001 | XTO Energy Inc. | University Block 9/Penn/Unit #7300338566 | 10,023 |
| 508844 | May 11, 2001 | May 11, 2001 | Occidental Permian Ltd. | North Cowden Unit #154300338814 | 4,800 |
| 508838 | May 11, 2001 | May 11, 2001 | Cross Timbers Operating Company | University Deep -N- #10HH00310738 | 13,600 |
| 508632 | May 10, 2001 | May 10, 2001 | Minihan Oil & Gas Corporation | Phillips University 11-A #600338812 | 8,100 |
| 508631 | May 10, 2001 | May 10, 2001 | Minihan Oil & Gas Corporation | University Southern Minerals #400338813 | 8,100 |
| 508542 | May 4, 2001 | May 4, 2001 | Cross Timbers Operating Company | Butler, L. L. #3HH00335995 | 12,605 |
| 508441 | May 2, 2001 | May 2, 2001 | Occidental Permian Ltd. | Midland Farms Unit #72300338811 | 4,900 |
| 508440 | May 2, 2001 | May 2, 2001 | Occidental Permian Ltd. | Midland Farms Unit #382A00338810 | 4,900 |
| 508326 | Apr 30, 2001 | Apr 30, 2001 | Occidental Permian Ltd. | Logsdon, C. W. C #700338807 | 4,800 |
| 505261 | Apr 30, 2001 | Apr 30, 2001 | Pure Resources, L.P. | Cowden Estate et Al #1400338753 | 12,500 |
| 508273 | Apr 27, 2001 | Apr 27, 2001 | Minihan Oil & Gas Corporation | University Atp #600338806 | 8,100 |
| 507189 | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 11 -A- #800338793 | 8,900 |
| 507188 | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 2 #E 1300338792 | 8,900 |
| 507188Amendment | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 2 #E 1300338792 | 8,900 |
| 507186 | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 2 #E 1600338796 | 8,900 |
| 507184 | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 2 #E 1200338794 | 8,900 |
| 507183 | Apr 27, 2001 | Apr 27, 2001 | Arco Permian | University 11 Sec. 2 #E 1400338795 | 8,900 |
| 506786 | Apr 19, 2001 | Apr 19, 2001 | Sage Energy Company | Bennett #1A00300914 | 9,224 |
| 506785 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. 13 #8B00338784 | 8,900 |
| 506784 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. 11 -F- #600339086 | 8,900 |
| 506783 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. 11 -F- #500338780 | 8,900 |
| 506782 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. -1- #13A00338781 | 8,900 |
| 506781 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. -1- #16D00338783 | 8,900 |
| 506767 | Apr 19, 2001 | Apr 19, 2001 | Arco Permian | Univ. 11 Sec. -1- #14D00338779 | 8,900 |
| 507636 | Apr 16, 2001 | Apr 16, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #576000338800 | 5,500 |
| 507636Amendment | Apr 16, 2001 | Apr 16, 2001 | Exxon Mobil Corporation | Means/San Andres/Unit #576000338800 | 5,500 |
| 507555 | Apr 13, 2001 | Apr 13, 2001 | Texland/JMC Joint Venture | Logsdon "C" #5100338804 | 4,900 |
| 507554 | Apr 13, 2001 | Apr 13, 2001 | Texland/JMC Joint Venture | Logsdon "E" #1900338803 | 4,900 |
| 507556 | Apr 12, 2001 | Apr 12, 2001 | Texland/JMC Joint Venture | Scarborough Unit #204300338802 | 4,900 |
| 507552 | Apr 12, 2001 | Apr 12, 2001 | Texland/JMC Joint Venture | Logsdon "C" #4700338297 | 4,900 |
| 507598 | Apr 10, 2001 | Apr 10, 2001 | Pure Resources, L.P. | Cowden, E. P. "B" #4BR00338801 | 2,400 |
| 507588 | Apr 10, 2001 | Apr 10, 2001 | Phillips Petroleum Company | University Andrews #6200304779 | 6,241 |
| 507553 | Apr 9, 2001 | Apr 9, 2001 | OXY USA WTP LP | North Dollarhide Unit #34600338799 | 8,400 |