| 471335 | Dec 30, 1997 | Dec 30, 1997 | Union Oil Company of California | Southwest Andrews Unit #7518N00338337 | 9,300 |
| 471387 | Dec 18, 1997 | Dec 18, 1997 | Enerstar Resources, L.C. | Holt #1H00304526 | 9,291 |
| 471240 | Dec 18, 1997 | Dec 18, 1997 | Texland/JMC Joint Venture | Scarborough Unit #118900338334 | 4,900 |
| 471347 | Dec 17, 1997 | Dec 17, 1997 | Enron Oil & Gas Company | Cowden #10100338336 | 13,200 |
| 471347Amendment | Dec 17, 1997 | Dec 17, 1997 | Enron Oil & Gas Company | Cowden #10100338336 | 13,200 |
| 471268 | Dec 16, 1997 | Dec 16, 1997 | Cross Timbers Operating Company | Texas Q #800338335 | 10,800 |
| 471197 | Dec 15, 1997 | Dec 15, 1997 | Phillips Petroleum Company | Bitler #105HH00336894 | 4,621 |
| 471157 | Dec 12, 1997 | Dec 12, 1997 | Pioneer Natural Res. (GPC), Inc. | Cowden, Emma Tract C #6900340007 | 5,500 |
| 470939 | Dec 11, 1997 | Dec 11, 1997 | Phillips Petroleum Company | University Andrews #4500304769 | 7,696 |
| 470851 | Dec 5, 1997 | Dec 5, 1997 | Cross Timbers Operating Company | University 198 #700338331 | 5,300 |
| 470790 | Dec 3, 1997 | Dec 3, 1997 | Pioneer Natural Res. (GPC), Inc. | Cowden, Emma Tract C #6700338330 | 5,500 |
| 470497 | Dec 1, 1997 | Dec 1, 1997 | Fasken Oil and Ranch, Ltd. | Fee "Y" #2000338329 | 6,100 |
| 470496 | Dec 1, 1997 | Dec 1, 1997 | Fasken Oil and Ranch, Ltd. | Fee "Y" #2100338328 | 6,100 |
| 470496Amendment | Dec 1, 1997 | Dec 1, 1997 | Fasken Oil and Ranch, Ltd. | Fee "Y" #2100338328 | 6,100 |
| 469892 | Nov 26, 1997 | Nov 26, 1997 | Texland/JMC Joint Venture | Logsdon "B" #1600338322 | 4,900 |
| 470244 | Nov 24, 1997 | Nov 24, 1997 | Lynx Petroleum Consultants Inc. | Cox Estate #200310977 | 10,986 |
| 470272 | Nov 20, 1997 | Nov 20, 1997 | Exxon Corp. | Mc Kean Eilers #100301601 | 8,600 |
| 470133 | Nov 18, 1997 | Nov 18, 1997 | Union Oil Company of California | Southwest Andrews Unit #3318N00338326 | 9,300 |
| 470132 | Nov 18, 1997 | Nov 18, 1997 | Union Oil Company of California | Southwest Andrews Unit #5318N00338327 | 9,300 |
| 470101 | Nov 18, 1997 | Nov 18, 1997 | Ausland Production Company | Amoco University "3" #800338325 | 4,800 |
| 469896 | Nov 17, 1997 | Nov 17, 1997 | Texland/JMC Joint Venture | Scarborough Unit #208300338324 | 4,900 |
| 469899 | Nov 13, 1997 | Nov 13, 1997 | Texland/JMC Joint Venture | Scarborough Unit #204900338323 | 4,900 |
| 469460 | Nov 6, 1997 | Nov 6, 1997 | Exxon Corp. | Fullerton Clearfork Unit #502200301316 | 7,600 |
| 469611 | Nov 5, 1997 | Nov 5, 1997 | Altura Energy Ltd. | Fullerton (San Andres) Unit #12900338321 | 5,000 |
| 469521 | Nov 5, 1997 | Nov 5, 1997 | Texland/JMC Joint Venture | Logsdon "C" #4100338318 | 4,900 |
| 469556 | Nov 3, 1997 | Nov 3, 1997 | Cross Timbers Operating Company | State University AO #1200338320 | 10,800 |
| 469555 | Nov 3, 1997 | Nov 3, 1997 | Cross Timbers Operating Company | Texas Q #700338319 | 10,800 |
| 469329 | Nov 3, 1997 | Nov 3, 1997 | Hicon Gas Producers, Inc. | University 9-14 #700338313 | 3,300 |
| 469328 | Nov 3, 1997 | Nov 3, 1997 | Hicon Gas Producers, Inc. | University 9-14 #800338315 | 3,300 |
| 469327 | Nov 3, 1997 | Nov 3, 1997 | Hicon Gas Producers, Inc. | University 9-14 SW #900338314 | 3,300 |
| 469326 | Nov 3, 1997 | Nov 3, 1997 | Hicon Gas Producers, Inc. | University 8-14 #300338317 | 3,300 |
| 469324 | Nov 3, 1997 | Nov 3, 1997 | Hicon Gas Producers, Inc. | University 9-14 #400338316 | 3,300 |
| 469504 | Oct 31, 1997 | Oct 31, 1997 | Phillips Petroleum Company | University Andrews #10700310024 | 4,040 |
| 469503 | Oct 31, 1997 | Oct 31, 1997 | Phillips Petroleum Company | University Andrews #6900304588 | 5,540 |
| 469502 | Oct 31, 1997 | Oct 31, 1997 | Phillips Petroleum Company | University Andrews #9400304797 | 4,300 |
| 466976 | Oct 30, 1997 | Oct 30, 1997 | Kaiser-Francis Oil Company | Lineberry (SA & CF) Unit #156B00338276 | 4,900 |
| 469163 | Oct 29, 1997 | Oct 29, 1997 | Cross Timbers Operating Company | University BLK 9 Wolfcamp Unit #5BH00307075 | 10,400 |
| 469331 | Oct 28, 1997 | Oct 28, 1997 | Hicon Gas Producers, Inc. | University 9-14 #600338312 | 3,300 |
| 468475 | Oct 27, 1997 | Oct 27, 1997 | WTG Exploration | University "44" #200304723 | 10,000 |
| 469250 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "33-11" #400338311 | 5,000 |
| 469249 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "33-11" #300338310 | 5,000 |
| 469248 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "33-11" #200338309 | 5,000 |
| 469247 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "33-11" #100338308 | 5,000 |
| 469246 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "28-11B" #100338307 | 5,000 |
| 469246Amendment | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "28-11B" #100338307 | 5,000 |
| 469245 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "28-11A" #300338306 | 5,000 |
| 469244 | Oct 24, 1997 | Oct 24, 1997 | Minihan Oil & Gas Corporation | University "28-11" #700338305 | 5,000 |
| 469218 | Oct 24, 1997 | Oct 24, 1997 | Phillips Petroleum Company | University Andrews #8000304786 | 5,500 |
| 468986 | Oct 22, 1997 | Oct 22, 1997 | Hicon Gas Producers, Inc. | University 12-14 NE #300338304 | 3,300 |
| 468985 | Oct 22, 1997 | Oct 22, 1997 | Hicon Gas Producers, Inc. | University 10-14 #400338303 | 3,300 |
| 468984 | Oct 22, 1997 | Oct 22, 1997 | Hicon Gas Producers, Inc. | University 3-14 #800338302 | 3,300 |
| 468983 | Oct 21, 1997 | Oct 21, 1997 | Hicon Gas Producers, Inc. | University 3-14 NE #900338301 | 3,300 |
| 468908 | Oct 21, 1997 | Oct 21, 1997 | Citation Oil & Gas Corp. | King, E. F. #1300305216 | 10,225 |
| 468731 | Oct 20, 1997 | Oct 20, 1997 | Hicon Gas Producers, Inc. | University 8-14 #200338295 | 3,300 |
| 468929 | Oct 17, 1997 | Oct 17, 1997 | Minihan Oil & Gas Corporation | University "32-11" #100338300 | 5,000 |
| 468811 | Oct 17, 1997 | Oct 17, 1997 | Texland/JMC Joint Venture | Logsdon "C" #4800338296 | 4,900 |
| 468743 | Oct 17, 1997 | Oct 17, 1997 | Exxon Corp. | Fullerton Clearfork Unit #482200301315 | 7,600 |
| 468729 | Oct 17, 1997 | Oct 17, 1997 | Hicon Gas Producers, Inc. | University 13-14 South #400338294 | 3,300 |
| 468729Amendment | Oct 17, 1997 | Oct 17, 1997 | Hicon Gas Producers, Inc. | University 13-14 South #4H00338294 | 3,300 |
| 468728 | Oct 17, 1997 | Oct 17, 1997 | Hicon Gas Producers, Inc. | University 13-14 South #300338293 | 3,300 |
| 468726 | Oct 17, 1997 | Oct 17, 1997 | Hicon Gas Producers, Inc. | University 13-14 South #500338292 | 3,300 |
| 468812 | Oct 16, 1997 | Oct 16, 1997 | Texland/JMC Joint Venture | Logsdon "C" #4700338297 | 4,900 |
| 468859 | Oct 15, 1997 | Oct 15, 1997 | Enron Oil & Gas Company | Cowden #30100338299 | 13,500 |
| 468859Amendment | Oct 15, 1997 | Oct 15, 1997 | Enron Oil & Gas Company | Cowden #30100338299 | 13,250 |
| 468813 | Oct 15, 1997 | Oct 15, 1997 | Texland/JMC Joint Venture | Logsdon "C" #4600338298 | 4,900 |
| 467814 | Oct 14, 1997 | Oct 14, 1997 | Minihan Oil & Gas Corporation | MPS University #200301623 | 7,560 |
| 468712 | Oct 13, 1997 | Oct 13, 1997 | Phillips Petroleum Company | Bitler #41HH00304486 | 4,605 |
| 468711 | Oct 13, 1997 | Oct 13, 1997 | Phillips Petroleum Company | Bitler #49HH00310341 | 4,615 |
| 468703 | Oct 13, 1997 | Oct 13, 1997 | Hicon Gas Producers, Inc. | University 3-14 #400338291 | 3,300 |
| 468663 | Oct 10, 1997 | Oct 10, 1997 | Cross Timbers Operating Company | University 9B #700338290 | 10,800 |
| 468462 | Oct 10, 1997 | Oct 10, 1997 | Lynx Petroleum Consultants Inc. | Cox Estate #300330418 | 7,500 |
| 466978 | Oct 10, 1997 | Oct 10, 1997 | Kaiser-Francis Oil Company | Grogan (SA & CF) Unit #800338275 | 4,900 |
| 468238 | Oct 1, 1997 | Oct 1, 1997 | Cross Timbers Operating Company | University "9" D #5H00336923 | 10,600 |
| 467976 | Sep 25, 1997 | Sep 25, 1997 | Union Oil Company of California | Dollarhide Unit #4312DH00335485 | 8,704 |
| 467929 | Sep 23, 1997 | Sep 23, 1997 | F & M Oil & Gas Company | Drysdale, Milburn #100302197 | 11,938 |
| 467769 | Sep 23, 1997 | Sep 23, 1997 | Minihan Oil & Gas Corporation | University "FW" #100335973 | 8,910 |
| 467638 | Sep 22, 1997 | Sep 22, 1997 | Union Oil Company of California | Parker, J. E. "B" #1700338288 | 9,300 |
| 467637 | Sep 22, 1997 | Sep 22, 1997 | Union Oil Company of California | Parker, J. E. "C" (Amoco) #2400338287 | 9,300 |
| 467768 | Sep 19, 1997 | Sep 19, 1997 | Burleson, Lewis B. Inc. | Embar University #100338289 | 4,600 |
| 467768Amendment | Sep 19, 1997 | Sep 19, 1997 | Burleson, Lewis B. Inc. | Embar University #100338289 | 5,400 |
| 467607 | Sep 19, 1997 | Sep 19, 1997 | Universal Resources Corp. | McWhorter #10400336207 | 8,400 |
| 467439 | Sep 19, 1997 | Sep 19, 1997 | Henry Petroleum Corp. | University "C" #600338286 | 10,000 |
| 467438 | Sep 19, 1997 | Sep 19, 1997 | Henry Petroleum Corp. | Shafter Lake Clearfork Unit #325W00338285 | 7,200 |
| 467437 | Sep 19, 1997 | Sep 19, 1997 | Henry Petroleum Corp. | Shafter Lake Clearfork Unit #424W00338284 | 7,200 |
| 467436 | Sep 19, 1997 | Sep 19, 1997 | Henry Petroleum Corp. | Shafter Lake Clearfork Unit #425W00338283 | 7,200 |
| 467447 | Sep 17, 1997 | Sep 17, 1997 | Ausland Production Company | Marathon University "5" #100338282 | 4,800 |
| 467175 | Sep 11, 1997 | Sep 11, 1997 | Sage Energy Company | Sage-Exxon "6" #1100338278 | 4,800 |
| 466442 | Sep 10, 1997 | Sep 10, 1997 | Cross Timbers Operating Company | University Block 9 Penn Unit #5600338270 | 9,600 |
| 467325 | Sep 9, 1997 | Sep 9, 1997 | Cross Timbers Operating Company | University Block 9 C #700338281 | 10,800 |
| 467276 | Sep 9, 1997 | Sep 9, 1997 | Burleson, Lewis B. Inc. | University G #1000338280 | 4,700 |
| 467221 | Sep 5, 1997 | Sep 5, 1997 | Rust Oil Corp. | Texron "10" #200338279 | 4,700 |
| 467060 | Sep 4, 1997 | Sep 4, 1997 | Blanco Oil Co. | Blanco-Fullerton "18" #100338277 | 4,800 |
| 466575 | Aug 29, 1997 | Aug 29, 1997 | Minihan Oil & Gas Corporation | University "27-11" #100338274 | 5,000 |
| 466384 | Aug 29, 1997 | Aug 29, 1997 | Minihan Oil & Gas Corporation | MPS University #500338266 | 5,000 |
| 466443 | Aug 28, 1997 | Aug 28, 1997 | Cross Timbers Operating Company | State University AO #1100338271 | 10,800 |
| 466726 | Aug 27, 1997 | Aug 27, 1997 | T.G.B., Inc. | State of Texas CX #100307431 | 12,700 |
| 466518 | Aug 27, 1997 | Aug 27, 1997 | Qualia, C. F. Operating Inc. | Allar #300338273 | 7,700 |
| 466031 | Aug 27, 1997 | Aug 27, 1997 | Phillips Petroleum Company | University Atp #400337264 | 6,000 |
| 466445 | Aug 26, 1997 | Aug 26, 1997 | Cross Timbers Operating Company | University 9D #600338269 | 10,800 |
| 466444 | Aug 26, 1997 | Aug 26, 1997 | Cross Timbers Operating Company | State University BA #700338272 | 10,800 |