| 488060Amendment | Sep 29, 1999 | Sep 29, 1999 | Kerr-McGee Oil & Gas Onshore LLC | Speer, George H. #2242732353 | 7,650 |
| 487111 | Sep 29, 1999 | Sep 29, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #742733186 | 9,000 |
| 487946 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1342733193 | 12,500 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1342733193 | 12,000 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1342733193 | 13,500 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1342733193 | 13,500 |
| 487946Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1342733193 | 13,500 |
| 487945 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1242733194 | 12,500 |
| 487945Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1242733194 | 12,000 |
| 487944 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1042733195 | 12,500 |
| 487944Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 3 #1042733195 | 12,000 |
| 487943 | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #1342733196 | 13,000 |
| 487943Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #1342733196 | 13,000 |
| 487943Amendment | Sep 27, 1999 | Sep 27, 1999 | Coastal Oil & Gas Corporation | USA 2 #1342733196 | 13,000 |
| 487939 | Sep 24, 1999 | Sep 24, 1999 | Texas Independent Explor., Inc. | HMC-Tie Labrisa #942733192 | 7,800 |
| 487777 | Sep 21, 1999 | Sep 21, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #12442733191 | 8,500 |
| 487577 | Sep 14, 1999 | Sep 14, 1999 | Linder Oil Company,a Partnership | Texaco Fee Guerra "D" #1STH42733019 | 3,600 |
| 487482 | Sep 13, 1999 | Sep 13, 1999 | Texas Independent Explor., Inc. | Mayfair Labrisa #542733190 | 7,800 |
| 487482Amendment | Sep 13, 1999 | Sep 13, 1999 | Texas Independent Explor., Inc. | Mayfair Labrisa #542733190 | 7,800 |
| 487307 | Sep 13, 1999 | Sep 13, 1999 | Reh Energy, Inc. | Garza, D.L. Estate Mineral Trust #142733187 | 4,600 |
| 487438 | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #1142733189 | 12,000 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #1142733189 | 12,000 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #1142733189 | 12,000 |
| 487438Amendment | Sep 10, 1999 | Sep 10, 1999 | Coastal Oil & Gas Corporation | USA 3 #1142733189 | 12,000 |
| 487411 | Sep 9, 1999 | Sep 9, 1999 | Conoco Inc. | Slick, T. B. A-527 #19242733188 | 5,600 |
| 487111Amendment | Sep 9, 1999 | Sep 9, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #742733186 | 10,000 |
| 487111Amendment | Sep 9, 1999 | Sep 9, 1999 | Totalfinaelf E&P USA Inc | Davenport, O. H. Heirs #742733186 | 10,000 |
| 487032 | Aug 31, 1999 | Aug 31, 1999 | Bass Enterprises Production Co. | Bloomberg #1942733185 | 9,500 |
| 486406 | Aug 30, 1999 | Aug 30, 1999 | Conoco Inc. | Slick, T. B. A-229 #19142733173 | 6,800 |
| 486836 | Aug 27, 1999 | Aug 27, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #11642733181 | 13,000 |
| 487018 | Aug 26, 1999 | Aug 26, 1999 | Conoco Inc. | Slick, T. B. A-229 #19042733184 | 6,700 |
| 487018Amendment | Aug 26, 1999 | Aug 26, 1999 | Conoco Inc. | Slick, T. B. A-229 #19042733184 | 6,700 |
| 486852 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #9442732014 | 11,500 |
| 486837 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #10542732816 | 7,828 |
| 486822 | Aug 26, 1999 | Aug 26, 1999 | Fina Oil & Chemical Company | State Slick D #2142732795 | 7,890 |
| 486865 | Aug 24, 1999 | Aug 24, 1999 | Bass Enterprises Production Co. | Bloomberg #2042733183 | 9,500 |
| 486893 | Aug 23, 1999 | Aug 23, 1999 | Sanchez Oil & Gas Corporation | State of Texas #242733182 | 14,800 |
| 486893Amendment | Aug 23, 1999 | Aug 23, 1999 | El Tres Exploration | State of Texas #242733182 | 14,800 |
| 486893Amendment | Aug 23, 1999 | Aug 23, 1999 | Energy 2000, Inc. | State of Texas #242733182 | 14,800 |
| 486775 | Aug 19, 1999 | Aug 19, 1999 | Fina Oil & Chemical Company | Davenport, O. H. Heirs #842733179 | 10,000 |
| 486708 | Aug 19, 1999 | Aug 19, 1999 | Exxon Corp. | McGill Bros. #55642733178 | 9,200 |
| 486708Amendment | Aug 19, 1999 | Aug 19, 1999 | Exxon Corp. | McGill Bros. #55642733178 | 9,200 |
| 486755 | Aug 18, 1999 | Aug 18, 1999 | Samedan Oil Corporation | Phillips Btlt #242733158 | 11,080 |
| 486669 | Aug 16, 1999 | Aug 16, 1999 | Star of Texas Energy Srvs, Inc. | State of Texas Slick #5 #142733176 | 6,500 |
| 486668 | Aug 16, 1999 | Aug 16, 1999 | Star of Texas Energy Srvs, Inc. | State of Texas - Slick #4 #142733177 | 6,500 |
| 486563 | Aug 10, 1999 | Aug 10, 1999 | Carrizo Oil & Gas, Inc. | Neblett #142733034 | 10,354 |
| 486552 | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-527 #18942733175 | 5,600 |
| 486551 | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-229 #18842733174 | 6,800 |
| 486551Amendment | Aug 10, 1999 | Aug 10, 1999 | Conoco Inc. | Slick, T. B. A-229 #18842733174 | 7,500 |
| 486355 | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. #942701299 | 6,822 |
| 486355Amendment | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. #942701299 | 6,822 |
| 486350 | Aug 3, 1999 | Aug 3, 1999 | Shell Western E&P Inc. | Garza, A. M. -St #842701298 | 8,000 |
| 486081 | Jul 22, 1999 | Jul 22, 1999 | Kerr-McGee Corporation | Champion, A. A. #342732229 | 6,500 |
| 486081Amendment | Jul 22, 1999 | Jul 22, 1999 | Kerr-McGee Corporation | Champion, A. A. #342732229 | 6,500 |
| 485701 | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #142731991 | 6,700 |
| 485699 | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #342732559 | 6,555 |
| 485699Amendment | Jul 7, 1999 | Jul 7, 1999 | Bison Energy Partners, Inc. | Flores Unit #342732559 | 6,555 |
| 485457 | Jun 28, 1999 | Jun 28, 1999 | Bison Energy Partners, Inc. | Yturria L & L #342732068 | 7,463 |
| 485482 | Jun 25, 1999 | Jun 25, 1999 | GMT Inc. | Neblett, S. #142733172 | 10,200 |
| 485482Amendment | Jun 25, 1999 | Jun 25, 1999 | Exxon Mobil Corporation | Howell, J. J. #542733172 | 9,805 |
| 485418 | Jun 24, 1999 | Jun 24, 1999 | Texas Independent Explor., Inc. | Slick 230 #242733171 | 6,000 |
| 485390 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #1042733170 | 13,000 |
| 485390Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #1042733170 | 13,000 |
| 485389 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #1142733169 | 13,000 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #1142733169 | 13,000 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | USA 1 #1142733169 | 13,000 |
| 485385 | Jun 22, 1999 | Jun 22, 1999 | Kerr-McGee Corporation | Slick Estate -C- #1442733133 | 10,255 |
| 485331 | Jun 21, 1999 | Jun 21, 1999 | BNP Petroleum Corporation | M. E. Evans et al Unit #142733168 | 7,000 |
| 485305 | Jun 21, 1999 | Jun 21, 1999 | Dolch Oil & Gas, Inc. | Villarreal-State #142733167 | 7,300 |
| 485235 | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Ruiz-Zamora #142732087 | 7,170 |
| 485235Amendment | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Ruiz-Zamora #142732087 | 7,750 |
| 485222 | Jun 16, 1999 | Jun 16, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #1042733166 | 5,700 |
| 485222Amendment | Jun 16, 1999 | Jun 16, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #1042733166 | 5,700 |
| 485181 | Jun 16, 1999 | Jun 16, 1999 | M. J. G., Inc. | First National Bank Mission #342733165 | 11,000 |
| 485164 | Jun 14, 1999 | Jun 14, 1999 | Coastal Oil & Gas Corporation | Cow Creek Corporation, et Al. #142733141 | 15,000 |
| 485077 | Jun 8, 1999 | Jun 8, 1999 | Bison Energy Partners, Inc. | Garcia, J. A. et Al #2A42731944 | 6,310 |
| 484604 | Jun 1, 1999 | Jun 1, 1999 | Fina Oil & Chemical Company | State Slick D #2142732795 | 7,890 |
| 484806 | May 27, 1999 | May 27, 1999 | Coastal Oil & Gas Corporation | Guerra GU "B" #642732652 | 11,655 |
| 484508 | May 25, 1999 | May 25, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #10642732842 | 6,780 |
| 484474 | May 25, 1999 | May 25, 1999 | M. J. G., Inc. | Garza Gas Unit No. 1 #642733164 | 12,000 |
| 484423 | May 17, 1999 | May 17, 1999 | Edge Petroleum Oper. Co., Inc. | Lopez G. U. #S 1WD42733163 | 4,000 |
| 484480 | May 14, 1999 | May 14, 1999 | Fina Oil & Chemical Company | Southwest Farm & Ranch-State #1042733041 | 6,990 |
| 484187 | May 10, 1999 | May 10, 1999 | Greenbrier Oper. Co. | Echols, George et Al #342733090 | 10,500 |
| 484392 | May 7, 1999 | May 7, 1999 | Conoco Inc. | Slick, T. B. Estate A-527 #18542733107 | 6,220 |
| 484239 | May 3, 1999 | May 3, 1999 | Linder Oil Company,a Partnership | Texaco Fee Guerra "G" #142733162 | 5,600 |
| 484183 | May 3, 1999 | May 3, 1999 | Exxon Corp. | McGill Bros. #43142730247 | 6,540 |
| 484006 | May 3, 1999 | May 3, 1999 | Pyle Petroleum Inc. | La Brisa Land & Cattle Co. #W 142703425 | 4,235 |
| 484182 | Apr 28, 1999 | Apr 28, 1999 | Kerr-McGee Corporation | Chapotal Land Co. -A- #1342703950 | 4,700 |
| 484142 | Apr 27, 1999 | Apr 27, 1999 | Coastal Oil & Gas Corporation | Guerra GU "B" #942732725 | 14,646 |
| 484080 | Apr 23, 1999 | Apr 23, 1999 | Kerr-McGee Corporation | Champion, A. A. #542733161 | 6,300 |
| 484042 | Apr 22, 1999 | Apr 22, 1999 | Wynn-Crosby Energy, Inc. | Guerra, A. Jr. et al -A- #642730188 | 7,150 |
| 483986 | Apr 20, 1999 | Apr 20, 1999 | Barrett Brothers Oil & Gas, Inc. | Bracken #142733160 | 9,500 |
| 483746 | Apr 8, 1999 | Apr 8, 1999 | Tri-C Resources, Inc. | Garza State Unit #142733045 | 6,768 |
| 483699 | Apr 6, 1999 | Apr 6, 1999 | Tri-C Resources, Inc. | Coates #442733072 | 5,365 |
| 483607 | Mar 30, 1999 | Mar 30, 1999 | Tri-C Resources, Inc. | Coates #142733010 | 5,120 |
| 483389 | Mar 23, 1999 | Mar 23, 1999 | Samedan Oil Corporation | Phillips Btlt #242733158 | 11,800 |
| 483389Amendment | Mar 23, 1999 | Mar 23, 1999 | Samedan Oil Corporation | Phillips Btlt #242733158 | 13,000 |
| 483401 | Mar 22, 1999 | Mar 22, 1999 | Coastal Oil & Gas Corporation | Samano "H" #242732333 | 6,200 |
| 483006 | Mar 22, 1999 | Mar 22, 1999 | Texas Independent Explor., Inc. | Gonzales #242732941 | 7,870 |
| 483381 | Mar 19, 1999 | Mar 19, 1999 | Shana Petroleum Company | De Garza, J. G. #1042733127 | 7,600 |