| 495068 | May 19, 2000 | May 19, 2000 | Dewbre Petroleum Corporation | Brannan #242733231 | 10,200 |
| 495008 | May 16, 2000 | May 16, 2000 | Hanson Production Company | State of Texas #642732391 | 8,648 |
| 495029 | May 12, 2000 | May 12, 2000 | Epstein, Edwin a Jr Oper Co Inc | Guerra, et Al. #342732974 | 18,000 |
| 494871 | May 9, 2000 | May 9, 2000 | Texas Independent Explor., Inc. | Coates 553 #342733230 | 9,000 |
| 494764 | May 5, 2000 | May 5, 2000 | GMT Inc. | Neblett, S. #242733229 | 10,200 |
| 494764Amendment | May 5, 2000 | May 5, 2000 | Exxon Mobil Corporation | Howell, J.J. #642733229 | 9,750 |
| 494747 | May 5, 2000 | May 5, 2000 | Coastal Oil & Gas Corporation | USA 1 #1242733228 | 14,500 |
| 494747Amendment | May 5, 2000 | May 5, 2000 | Coastal Oil & Gas Corporation | USA 1 #1242733228 | 14,500 |
| 494747Amendment | May 5, 2000 | May 5, 2000 | El Paso Production Oil & Gas Co. | USA 1 #1242733228 | 14,500 |
| 494612 | May 1, 2000 | May 1, 2000 | Kerr-McGee Oil & Gas Onshore LLC | Garcia L&L Co. -C- #1142732643 | 4,890 |
| 494563 | May 1, 2000 | May 1, 2000 | Starco Exploration, Inc. | Edmunds, A. K. #342701169 | 5,896 |
| 494524 | Apr 27, 2000 | Apr 27, 2000 | Shana Petroleum Company | De Garza, J. G. #1042733127 | 6,030 |
| 494522 | Apr 27, 2000 | Apr 27, 2000 | Neuhaus, V. F. Properties, Inc. | Solis, Delores S. et Al #242733226 | 3,000 |
| 494522Amendment | Apr 27, 2000 | Apr 27, 2000 | Neuhaus, V. F. Properties, Inc. | Delores S. Solis Gas Unit #242733226 | 3,000 |
| 494522Amendment | Apr 27, 2000 | Apr 27, 2000 | Neuhaus, V. F. Properties, Inc. | Dolores S. Solis Gas Unit #242733226 | 3,000 |
| 494176 | Apr 19, 2000 | Apr 19, 2000 | Prolithic Energy Company, L.P. | Gonzales, Osbelia Saenz et Al #1C42733201 | 6,960 |
| 494131 | Apr 14, 2000 | Apr 14, 2000 | Shell Western E&P | Bensten Bros. "B" #1242731662 | 9,481 |
| 494013 | Apr 12, 2000 | Apr 12, 2000 | Lynx Energy Company, Inc. | Texaco-Fee Guerra G #242733225 | 6,000 |
| 492766 | Apr 11, 2000 | Apr 11, 2000 | Samedan Oil Corporation | Martinez -B- #5442733220 | 7,500 |
| 492766Amendment | Apr 11, 2000 | Apr 11, 2000 | Samedan Oil Corporation | Martinez -B- #5442733220 | 7,500 |
| 493720 | Apr 10, 2000 | Apr 10, 2000 | Texas Independent Explor., Inc. | Slick, Earl F. et Al #142732266 | 8,439 |
| 493676 | Mar 31, 2000 | Mar 31, 2000 | Kerr-McGee Oil & Gas Onshore LLC | Hall, C. M. -A- #1142733224 | 10,000 |
| 493340 | Mar 24, 2000 | Mar 24, 2000 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch 907 #642733223 | 6,200 |
| 493340Amendment | Mar 24, 2000 | Mar 24, 2000 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch 907 #642733223 | 6,350 |
| 493340Amendment | Mar 24, 2000 | Mar 24, 2000 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch 907 #642733223 | 6,350 |
| 493317 | Mar 22, 2000 | Mar 22, 2000 | M. J. G., Inc. | Garcia "B" #442733222 | 11,000 |
| 492767 | Mar 20, 2000 | Mar 20, 2000 | Samedan Oil Corporation | Martinez -B- #3242701257 | 7,985 |
| 493060 | Mar 16, 2000 | Mar 16, 2000 | Samedan Oil Corporation | Martinez -B- #5042733003 | 6,900 |
| 492854 | Mar 8, 2000 | Mar 8, 2000 | Coastal Oil & Gas Corporation | Btlt A #242733221 | 14,000 |
| 492655 | Mar 2, 2000 | Mar 2, 2000 | Shell Western E&P Inc. | Garza, A. M. #942701299 | 6,822 |
| 492648 | Mar 2, 2000 | Mar 2, 2000 | M. J. G., Inc. | Garcia "B" #342733219 | 10,500 |
| 492534 | Feb 28, 2000 | Feb 28, 2000 | Conoco Inc. | Slick, T. B. H-536 #8742732607 | 5,190 |
| 492380 | Feb 28, 2000 | Feb 28, 2000 | Texas Independent Explor., Inc. | Gonzales #242732941 | 7,870 |
| 491967 | Feb 16, 2000 | Feb 16, 2000 | Texas Independent Explor., Inc. | Guerra Brothers G. U. #342732711 | 8,314 |
| 491878 | Feb 14, 2000 | Feb 14, 2000 | Fina Oil & Chemical Company | Slick, T. B. Estate #11242732929 | 7,867 |
| 491888 | Feb 8, 2000 | Feb 8, 2000 | Belco Energy Corp. | La Brisa Ranch #142732924 | 5,700 |
| 491807 | Feb 7, 2000 | Feb 7, 2000 | Ceniza Petroleum, Inc. | McLean, Marrs #3042733218 | 5,000 |
| 491467 | Feb 2, 2000 | Feb 2, 2000 | Texas Independent Explor., Inc. | Coates Estate #142730877 | 7,500 |
| 491564 | Jan 31, 2000 | Jan 31, 2000 | Coastal Oil & Gas Corporation | Guerra GU "C" #142732610 | 13,210 |
| 491517 | Jan 27, 2000 | Jan 27, 2000 | M. J. G., Inc. | Celestino Garza Gas Unit #742733217 | 10,600 |
| 491517Amendment | Jan 27, 2000 | Jan 27, 2000 | M. J. G., Inc. | Celestino Garza Gas Unit #742733217 | 11,000 |
| 491502 | Jan 27, 2000 | Jan 27, 2000 | Coastal Oil & Gas Corporation | Samano, M. "C" #142732070 | 7,408 |
| 491240 | Jan 25, 2000 | Jan 25, 2000 | Texas Independent Explor., Inc. | La Brisa HMC/Tie Labrisa #242732354 | 7,798 |
| 491262 | Jan 21, 2000 | Jan 21, 2000 | Kerr-McGee Oil & Gas Onshore LLC | Garcia L & L "C" #1442733216 | 5,700 |
| 491262Amendment | Jan 21, 2000 | Jan 21, 2000 | Kerr-McGee Oil & Gas Onshore LLC | Garcia L & L "C" #1442733216 | 5,700 |
| 491161 | Jan 20, 2000 | Jan 20, 2000 | Belco Energy Corp. | La Brisa Ranch #1A42733006 | 6,000 |
| 491181 | Jan 18, 2000 | Jan 18, 2000 | Kerr-McGee Oil & Gas Onshore LLC | Yturria L & L Co. -B- #442732347 | 5,258 |
| 490875 | Jan 10, 2000 | Jan 10, 2000 | Fina Oil & Chemical Company | Slick, T. B. Estate #9142732005 | 10,050 |
| 490927 | Jan 7, 2000 | Jan 7, 2000 | M. J. G., Inc. | Garcia "B" #242733215 | 11,000 |
| 490838 | Jan 5, 2000 | Jan 5, 2000 | Fina Oil & Chemical Company | Slick, T. B. Estate #11742733214 | 13,000 |
| 490683 | Dec 28, 1999 | Dec 28, 1999 | Edge Petroleum Oper. Co., Inc. | La Brisa - Aubrey #142733212 | 7,000 |
| 490628 | Dec 23, 1999 | Dec 23, 1999 | Starco Exploration, Inc. | Edmunds, A. K. #2A42732282 | 3,980 |
| 490586 | Dec 22, 1999 | Dec 22, 1999 | Coastal Oil & Gas Corporation | Sandia "C" #342732715 | 11,150 |
| 490546 | Dec 21, 1999 | Dec 21, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Speer, Geo. H. State -D- #642733211 | 10,000 |
| 490546Amendment | Dec 21, 1999 | Dec 21, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Speer, Geo. H. State -D- #642733211 | 10,000 |
| 490510 | Dec 20, 1999 | Dec 20, 1999 | Pearl Energy L.L.C. | Judd Estate-State #1042733210 | 10,000 |
| 490346 | Dec 20, 1999 | Dec 20, 1999 | WJW Operating Co.,llc | Cantu #142732907 | 7,300 |
| 490213 | Dec 16, 1999 | Dec 16, 1999 | Texas Independent Explor., Inc. | Coates Estate #142730877 | 7,500 |
| 490319 | Dec 13, 1999 | Dec 13, 1999 | Bison Energy Partners, Inc. | Yturria L&L #342732068 | 7,463 |
| 490315 | Dec 13, 1999 | Dec 13, 1999 | Kerr-McGee Oil & Gas Onshore LLC | De Garcia, B. G. #3942731910 | 8,852 |
| 490771 | Dec 9, 1999 | Dec 9, 1999 | Coastal Oil & Gas Corporation | USA 3 #842732932 | 11,690 |
| 490172 | Dec 9, 1999 | Dec 9, 1999 | Edge Petroleum Oper. Co., Inc. | Margo Estate #242733209 | 6,000 |
| 490053 | Dec 9, 1999 | Dec 9, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #8042731976 | 9,467 |
| 489893 | Dec 3, 1999 | Dec 3, 1999 | Samedan Oil Corporation | Martinez -B- #5342733087 | 6,893 |
| 489752 | Nov 30, 1999 | Nov 30, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #7742731477 | 9,500 |
| 489793 | Nov 23, 1999 | Nov 23, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Alvarez-Hinojosa Gas Unit #342732960 | 7,250 |
| 489728 | Nov 22, 1999 | Nov 22, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Orive, A. #942732975 | 7,945 |
| 489638 | Nov 22, 1999 | Nov 22, 1999 | Kukui Operating Company | Laurel, D. "A" #242733046 | 7,628 |
| 489704 | Nov 19, 1999 | Nov 19, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Slick Estate -C- #1542733208 | 9,500 |
| 489615 | Nov 18, 1999 | Nov 18, 1999 | BNP Petroleum Corporation | Pirtle et al Unit #142733207 | 6,700 |
| 489393 | Nov 10, 1999 | Nov 10, 1999 | Wynn-Crosby Energy, Inc. | Guerra, F. B. Estate "B" #942732260 | 8,300 |
| 489391 | Nov 10, 1999 | Nov 10, 1999 | Wynn-Crosby Energy, Inc. | Guerra, A. Jr. et al A- #442700783 | 7,400 |
| 489392 | Nov 9, 1999 | Nov 9, 1999 | Wynn-Crosby Energy, Inc. | F. B. Guerra Estate "B" #1142732299 | 8,175 |
| 489308 | Nov 9, 1999 | Nov 9, 1999 | Kerr-McGee Oil & Gas Onshore LLC | A. G. Hermann Gas Unit #542732864 | 7,600 |
| 489308Amendment | Nov 9, 1999 | Nov 9, 1999 | Kerr-McGee Oil & Gas Onshore LLC | A. G. Hermann Gas Unit #542732864 | 7,600 |
| 489296 | Nov 8, 1999 | Nov 8, 1999 | Kerr-McGee Oil & Gas Onshore LLC | A. G. Herman Gas Unit #142732021 | 5,005 |
| 489115 | Nov 4, 1999 | Nov 4, 1999 | Fina Oil & Chemical Company | T. B. Slick Estate #7842731611 | 10,457 |
| 488963 | Oct 28, 1999 | Oct 28, 1999 | Kerr-McGee Oil & Gas Onshore LLC | De Garcia, B. G. #4442732345 | 8,172 |
| 488959 | Oct 28, 1999 | Oct 28, 1999 | Wynn-Crosby Energy, Inc. | Guerra F. B. -B- #1342732300 | 8,400 |
| 488488 | Oct 28, 1999 | Oct 28, 1999 | M. J. G., Inc. | Garcia "B" #142733202 | 11,000 |
| 488951 | Oct 27, 1999 | Oct 27, 1999 | Pearl Energy L.L.C. | Bentsen Bros. "B" #1242731662 | 9,481 |
| 488916 | Oct 27, 1999 | Oct 27, 1999 | Shell Western E&P Inc. | Thomas-Rife Gas Unit #1142733206 | 10,000 |
| 488871 | Oct 26, 1999 | Oct 26, 1999 | Kerr-McGee Oil & Gas Onshore LLC | A. G. Hermann Gas Unit #442732527 | 8,305 |
| 488824 | Oct 26, 1999 | Oct 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #10742732862 | 7,000 |
| 488824Amendment | Oct 26, 1999 | Oct 26, 1999 | Shell Western E&P | Slick, T. B. Estate #10742732862 | 7,000 |
| 488790 | Oct 25, 1999 | Oct 25, 1999 | Coastal Oil & Gas Corporation | Cow Creek Corporation, et Al. #142733141 | 15,000 |
| 488746 | Oct 22, 1999 | Oct 22, 1999 | Coastal Oil & Gas Corporation | Cow Creek Corporation, et Al. #242733205 | 15,500 |
| 488746Amendment | Oct 22, 1999 | Oct 22, 1999 | Coastal Oil & Gas Corporation | Cow Creek Corporation, et Al. #242733205 | 15,500 |
| 488745 | Oct 22, 1999 | Oct 22, 1999 | Coastal Oil & Gas Corporation | USA 4 #142733204 | 11,500 |
| 488705 | Oct 20, 1999 | Oct 20, 1999 | Shell Western E&P Inc. | Thomas-Rife Gas Unit #1042733203 | 8,000 |
| 488635 | Oct 19, 1999 | Oct 19, 1999 | Coastal Oil & Gas Corporation | Guerra GU "D" #1042733059 | 14,500 |
| 488484 | Oct 14, 1999 | Oct 14, 1999 | Prolithic Energy Company, L.P. | Gonzales, Osbelia Saenz et Al #142733201 | 7,700 |
| 488363 | Oct 11, 1999 | Oct 11, 1999 | Conoco Inc. | Garcia, M. M. "D" #2942733200 | 7,800 |
| 488363Amendment | Oct 11, 1999 | Oct 11, 1999 | Glenn, Wayne E. & Assoc., Inc. | Garcia, M. M. "D" #2942733200 | 7,800 |
| 488331 | Oct 8, 1999 | Oct 8, 1999 | Texas Independent Explor., Inc. | Slick 541 #342733199 | 7,800 |
| 488260 | Oct 7, 1999 | Oct 7, 1999 | Linder Oil Company,a Partnership | Texaco Fee #142733147 | 3,900 |
| 488260Amendment | Oct 7, 1999 | Oct 7, 1999 | Lynx Energy Company, Inc. | Texaco Fee Guerra "F" #142733147 | 3,000 |
| 488259 | Oct 7, 1999 | Oct 7, 1999 | BNP Petroleum Corporation | CNG et al Unit #142733198 | 6,200 |
| 488259Amendment | Oct 7, 1999 | Oct 7, 1999 | BNP Petroleum Corporation | CNG et al Unit #142733198 | 6,517 |
| 488060 | Sep 29, 1999 | Sep 29, 1999 | Kerr-McGee Corporation | Speer, George H. #2242732353 | 7,650 |