| 488060Amendment | Sep 29, 1999 | Sep 29, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Speer, George H. #22 | 7,650 | 42732353 |
| 487111 | Sep 29, 1999 | Sep 29, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #7 | 9,000 | 42733186 |
| 487946 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #13 | 12,500 | 42733193 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #13 | 12,000 | 42733193 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #13 | 13,500 | 42733193 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #13 | 13,500 | 42733193 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #13 | 13,500 | 42733193 |
| 487945 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #12 | 12,500 | 42733194 |
| 487945Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #12 | 12,000 | 42733194 |
| 487944 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #10 | 12,500 | 42733195 |
| 487944Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #10 | 12,000 | 42733195 |
| 487943 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #13 | 13,000 | 42733196 |
| 487943Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #13 | 13,000 | 42733196 |
| 487943Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #13 | 13,000 | 42733196 |
| 487939 | Sep 24, 1999 | Sep 24, 1999 | Texas Independent Explor., Inc. | HMC-Tie Labrisa #9 | 7,800 | 42733192 |
| 487777 | Sep 21, 1999 | Sep 21, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #124 | 8,500 | 42733191 |
| 487577 | Sep 14, 1999 | Sep 14, 1999 | Linder Oil Company,a Partnership | Texaco Fee Guerra "D" #1STH | 3,600 | 42733019 |
| 487482 | Sep 13, 1999 | Sep 13, 1999 | Texas Independent Explor., Inc. | Mayfair Labrisa #5 | 7,800 | 42733190 |
| 487482Amendment | Sep 13, 1999 | Sep 13, 1999 | Texas Independent Explor., Inc. | Mayfair Labrisa #5 | 7,800 | 42733190 |
| 487307 | Sep 13, 1999 | Sep 13, 1999 | Reh Energy, Inc. | Garza, D.L. Estate Mineral Trust #1 | 4,600 | 42733187 |
| 487438 | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #11 | 12,000 | 42733189 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #11 | 12,000 | 42733189 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #11 | 12,000 | 42733189 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #11 | 12,000 | 42733189 |
| 487411 | Sep 9, 1999 | Sep 9, 1999 | Conoco Inc. | Slick, T. B. A-527 #192 | 5,600 | 42733188 |
| 487111Amendment | Sep 9, 1999 | Sep 9, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #7 | 10,000 | 42733186 |
| 487111Amendment | Sep 9, 1999 | Sep 9, 1999 | Totalfinaelf E&P USA Inc | Davenport, O. H. Heirs #7 | 10,000 | 42733186 |
| 487032 | Aug 31, 1999 | Aug 31, 1999 | Bass Enterprises Production Co. | Bloomberg #19 | 9,500 | 42733185 |
| 486406 | Aug 30, 1999 | Aug 30, 1999 | Conoco Inc. | Slick, T. B. A-229 #191 | 6,800 | 42733173 |
| 486836 | Aug 27, 1999 | Aug 27, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #116 | 13,000 | 42733181 |
| 487018 | Aug 26, 1999 | Aug 26, 1999 | Conoco Inc. | Slick, T. B. A-229 #190 | 6,700 | 42733184 |
| 487018Amendment | Aug 26, 1999 | Aug 26, 1999 | Conoco Inc. | Slick, T. B. A-229 #190 | 6,700 | 42733184 |
| 486852 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #94 | 11,500 | 42732014 |
| 486837 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #105 | 7,828 | 42732816 |
| 486822 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | State Slick D #21 | 7,890 | 42732795 |
| 486865 | Aug 24, 1999 | Aug 24, 1999 | Bass Enterprises Production Co. | Bloomberg #20 | 9,500 | 42733183 |
| 486893 | Aug 23, 1999 | Aug 23, 1999 | Sanchez Oil & Gas Corporation | State of Texas #2 | 14,800 | 42733182 |
| 486893Amendment | Aug 23, 1999 | Aug 23, 1999 | El Tres Exploration | State of Texas #2 | 14,800 | 42733182 |
| 486893Amendment | Aug 23, 1999 | Aug 23, 1999 | Energy 2000, Inc. | State of Texas #2 | 14,800 | 42733182 |
| 486775 | Aug 19, 1999 | Aug 19, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #8 | 10,000 | 42733179 |
| 486708 | Aug 19, 1999 | Aug 19, 1999 | Exxon Corp. | McGill Bros. #556 | 9,200 | 42733178 |
| 486708Amendment | Aug 19, 1999 | Aug 19, 1999 | Exxon Corp. | McGill Bros. #556 | 9,200 | 42733178 |
| 486755 | Aug 18, 1999 | Aug 18, 1999 | Samedan Oil Corporation | Phillips Btlt #2 | 11,080 | 42733158 |
| 486669 | Aug 16, 1999 | Aug 16, 1999 | Star of Texas Energy Srvs, Inc. | State of Texas Slick #5 #1 | 6,500 | 42733176 |
| 486668 | Aug 16, 1999 | Aug 16, 1999 | Star of Texas Energy Srvs, Inc. | State of Texas - Slick #4 #1 | 6,500 | 42733177 |
| 486563 | Aug 10, 1999 | Aug 10, 1999 | Carrizo Oil & Gas, Inc. | Neblett #1 | 10,354 | 42733034 |
| 486552 | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-527 #189 | 5,600 | 42733175 |
| 486551 | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-229 #188 | 6,800 | 42733174 |
| 486551Amendment | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-229 #188 | 7,500 | 42733174 |
| 486355 | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. #9 | 6,822 | 42701299 |
| 486355Amendment | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. #9 | 6,822 | 42701299 |
| 486350 | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. -St #8 | 8,000 | 42701298 |
| 486081 | Jul 22, 1999 | Jul 22, 1999 | Kerr-McGee Corporation | Champion, A. A. #3 | 6,500 | 42732229 |
| 486081Amendment | Jul 22, 1999 | Jul 22, 1999 | Kerr-McGee Corporation | Champion, A. A. #3 | 6,500 | 42732229 |
| 485701 | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #1 | 6,700 | 42731991 |
| 485699 | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #3 | 6,555 | 42732559 |
| 485699Amendment | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #3 | 6,555 | 42732559 |
| 485457 | Jun 28, 1999 | Jun 28, 1999 | Bison Energy Partners, Inc. | Yturria L & L #3 | 7,463 | 42732068 |
| 485482 | Jun 25, 1999 | Jun 25, 1999 | GMT Inc. | Neblett, S. #1 | 10,200 | 42733172 |
| 485482Amendment | Jun 25, 1999 | Jun 25, 1999 | Exxon Mobil Corporation | Howell, J. J. #5 | 9,805 | 42733172 |
| 485418 | Jun 24, 1999 | Jun 24, 1999 | Texas Independent Explor., Inc. | Slick 230 #2 | 6,000 | 42733171 |
| 485390 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #10 | 13,000 | 42733170 |
| 485390Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #10 | 13,000 | 42733170 |
| 485389 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #11 | 13,000 | 42733169 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #11 | 13,000 | 42733169 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #11 | 13,000 | 42733169 |
| 485385 | Jun 22, 1999 | Jun 22, 1999 | Kerr-McGee Corporation | Slick Estate -C- #14 | 10,255 | 42733133 |
| 485331 | Jun 21, 1999 | Jun 21, 1999 | BNP Petroleum Corporation | M. E. Evans et al Unit #1 | 7,000 | 42733168 |
| 485305 | Jun 21, 1999 | Jun 21, 1999 | Dolch Oil & Gas, Inc. | Villarreal-State #1 | 7,300 | 42733167 |
| 485235 | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Ruiz-Zamora #1 | 7,170 | 42732087 |
| 485235Amendment | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Ruiz-Zamora #1 | 7,750 | 42732087 |
| 485222 | Jun 16, 1999 | Jun 16, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #10 | 5,700 | 42733166 |
| 485222Amendment | Jun 16, 1999 | Jun 16, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #10 | 5,700 | 42733166 |
| 485181 | Jun 16, 1999 | Jun 16, 1999 | M. J. G., Inc. | First National Bank Mission #3 | 11,000 | 42733165 |
| 485164 | Jun 14, 1999 | Jun 14, 1999 | Coastal Oil & Gas Corporation | Cow Creek Corporation, et Al. #1 | 15,000 | 42733141 |
| 485077 | Jun 8, 1999 | Jun 8, 1999 | Bison Energy Partners, Inc. | Garcia, J. A. et Al #2A | 6,310 | 42731944 |
| 484604 | Jun 1, 1999 | Jun 1, 1999 | Fina Oil & Chemical Company | State Slick D #21 | 7,890 | 42732795 |
| 484806 | May 27, 1999 | May 27, 1999 | Coastal Oil & Gas Corporation | Guerra GU "B" #6 | 11,655 | 42732652 |
| 484508 | May 25, 1999 | May 25, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #106 | 6,780 | 42732842 |
| 484474 | May 25, 1999 | May 25, 1999 | M. J. G., Inc. | Garza Gas Unit No. 1 #6 | 12,000 | 42733164 |
| 484423 | May 17, 1999 | May 17, 1999 | Edge Petroleum Oper. Co., Inc. | Lopez G. U. #S 1WD | 4,000 | 42733163 |
| 484480 | May 14, 1999 | May 14, 1999 | Fina Oil & Chemical Company | Southwest Farm & Ranch-State #10 | 6,990 | 42733041 |
| 484187 | May 10, 1999 | May 10, 1999 | Greenbrier Oper. Co. | Echols, George et Al #3 | 10,500 | 42733090 |
| 484392 | May 7, 1999 | May 7, 1999 | Conoco Inc. | Slick, T. B. Estate A-527 #185 | 6,220 | 42733107 |
| 484239 | May 3, 1999 | May 3, 1999 | Linder Oil Company,a Partnership | Texaco Fee Guerra "G" #1 | 5,600 | 42733162 |
| 484183 | May 3, 1999 | May 3, 1999 | Exxon Corp. | McGill Bros. #431 | 6,540 | 42730247 |
| 484006 | May 3, 1999 | May 3, 1999 | Pyle Petroleum Inc. | La Brisa Land & Cattle Co. #W 1 | 4,235 | 42703425 |
| 484182 | Apr 28, 1999 | Apr 28, 1999 | Kerr-McGee Corporation | Chapotal Land Co. -A- #13 | 4,700 | 42703950 |
| 484142 | Apr 27, 1999 | Apr 27, 1999 | Coastal Oil & Gas Corporation | Guerra GU "B" #9 | 14,646 | 42732725 |
| 484080 | Apr 23, 1999 | Apr 23, 1999 | Kerr-McGee Corporation | Champion, A. A. #5 | 6,300 | 42733161 |
| 484042 | Apr 22, 1999 | Apr 22, 1999 | Wynn-Crosby Energy, Inc. | Guerra, A. Jr. et al -A- #6 | 7,150 | 42730188 |
| 483986 | Apr 20, 1999 | Apr 20, 1999 | Barrett Brothers Oil & Gas, Inc. | Bracken #1 | 9,500 | 42733160 |
| 483746 | Apr 8, 1999 | Apr 8, 1999 | Tri-C Resources, Inc. | Garza State Unit #1 | 6,768 | 42733045 |
| 483699 | Apr 6, 1999 | Apr 6, 1999 | Tri-C Resources, Inc. | Coates #4 | 5,365 | 42733072 |
| 483607 | Mar 30, 1999 | Mar 30, 1999 | Tri-C Resources, Inc. | Coates #1 | 5,120 | 42733010 |
| 483389 | Mar 23, 1999 | Mar 23, 1999 | Samedan Oil Corporation | Phillips Btlt #2 | 11,800 | 42733158 |
| 483389Amendment | Mar 23, 1999 | Mar 23, 1999 | Samedan Oil Corporation | Phillips Btlt #2 | 13,000 | 42733158 |
| 483401 | Mar 22, 1999 | Mar 22, 1999 | Coastal Oil & Gas Corporation | Samano "H" #2 | 6,200 | 42732333 |
| 483006 | Mar 22, 1999 | Mar 22, 1999 | Texas Independent Explor., Inc. | Gonzales #2 | 7,870 | 42732941 |
| 483381 | Mar 19, 1999 | Mar 19, 1999 | Shana Petroleum Company | De Garza, J. G. #10 | 7,600 | 42733127 |