| 513961 | Oct 3, 2001 | Oct 3, 2001 | XTO Energy Inc. | William C. Glazener G.U. #15 | 13,000 | 16132214 |
| 514124 | Oct 2, 2001 | Oct 2, 2001 | Anadarko Petroleum Corp. | Lovering, E. H. "A" #4 | 13,800 | 16132217 |
| 513996 | Sep 27, 2001 | Sep 27, 2001 | Anadarko Petroleum Corp. | Parker, J & L "E" #1 | 13,700 | 16132213 |
| 513812 | Sep 24, 2001 | Sep 24, 2001 | Texaco E & P Inc. | Butler Gas Unit #3 | 9,080 | 16131335 |
| 513774 | Sep 24, 2001 | Sep 24, 2001 | XTO Energy Inc. | Curry 'A' #2 | 13,200 | 16132206 |
| 513774 | Sep 24, 2001 | Sep 24, 2001 | XTO Energy Inc. | Curry "a" Gas Unit II #1 | 13,300 | 16132206 |
| 512969 | Sep 24, 2001 | Sep 24, 2001 | Anadarko Petroleum Corp. | Clary #5 | 12,600 | 16132173 |
| 513830 | Sep 21, 2001 | Sep 21, 2001 | Anadarko Petroleum Corp. | Hill "A" #3 | 13,000 | 16132212 |
| 513829 | Sep 21, 2001 | Sep 21, 2001 | Anadarko Petroleum Corp. | Hill "A" #2 | 13,000 | 16132211 |
| 513828 | Sep 21, 2001 | Sep 21, 2001 | Anadarko Petroleum Corp. | Hill "A" #4 | 13,000 | 16132210 |
| 513773 | Sep 21, 2001 | Sep 21, 2001 | XTO Energy Inc. | Robert Eubanks et al Unit No. 1 #1 | 13,200 | 16132207 |
| 513773 | Sep 21, 2001 | Sep 21, 2001 | XTO Energy Inc. | Eubanks Unit No. 1 #1 | 13,500 | 16132207 |
| 513772 | Sep 21, 2001 | Sep 21, 2001 | XTO Energy Inc. | Knight 'B' #2 | 13,200 | 16132208 |
| 513772 | Sep 21, 2001 | Sep 21, 2001 | XTO Energy Inc. | Knight 'B' #2 | 13,200 | 16132208 |
| 513770 | Sep 21, 2001 | Sep 21, 2001 | Ocean Energy, Inc. | South Nan-SU-Gail Gas Unit No. 1 #4 | 13,000 | 16132209 |
| 513785 | Sep 20, 2001 | Sep 20, 2001 | Anadarko Petroleum Corp. | Neal "B" #4 | 14,000 | 16132203 |
| 513784 | Sep 20, 2001 | Sep 20, 2001 | Anadarko Petroleum Corp. | Neal "B" #5 | 14,000 | 16132204 |
| 513783 | Sep 20, 2001 | Sep 20, 2001 | Anadarko Petroleum Corp. | Neal "B" #6 | 14,000 | 16132205 |
| 513781 | Sep 20, 2001 | Sep 20, 2001 | El Paso Production Company | Hunt Gas Unit No. 4 #7 | 13,200 | 16132202 |
| 513781 | Sep 20, 2001 | Sep 20, 2001 | El Paso Production Company | Hunt Gas Unit No. 4 #7 | 13,200 | 16132202 |
| 513677 | Sep 19, 2001 | Sep 19, 2001 | XTO Energy Inc. | Barnard Gas Unit #1 | 12,830 | 16130145 |
| 513656 | Sep 17, 2001 | Sep 17, 2001 | El Paso Production Company | Hunt Gas Unit No. 2 #3 | 13,500 | 16132200 |
| 513216 | Sep 17, 2001 | Sep 17, 2001 | XTO Energy Inc. | McWatters, T. H. #5 | 13,500 | 16131237 |
| 513225 | Sep 13, 2001 | Sep 13, 2001 | Matador Operating Company | Ward-Wheeler Unit #1 | 12,800 | 16132189 |
| 510218 | Sep 13, 2001 | Sep 13, 2001 | Bomar Oil & Gas, Inc. | Sneed, Faye B. #1 | 11,880 | 16130006 |
| 513522 | Sep 11, 2001 | Sep 11, 2001 | Anadarko Petroleum Corp. | Burgher "G" #9 | 13,500 | 16132199 |
| 513522 | Sep 11, 2001 | Sep 11, 2001 | Anadarko Petroleum Corp. | Burgher "G" #9 | 13,500 | 16132199 |
| 513521 | Sep 11, 2001 | Sep 11, 2001 | Anadarko Petroleum Corp. | Neal "B" #3 | 14,000 | 16132198 |
| 513520 | Sep 11, 2001 | Sep 11, 2001 | Anadarko Petroleum Corp. | Terry "B" #1 | 13,500 | 16132197 |
| 513520 | Sep 11, 2001 | Sep 11, 2001 | Anadarko Petroleum Corp. | Terry "B" #1 | 14,000 | 16132197 |
| 513472 | Sep 11, 2001 | Sep 11, 2001 | Basa Resources, Inc. | Eva Huffman Gas Unit #5 | 14,200 | 16132196 |
| 513495 | Sep 10, 2001 | Sep 10, 2001 | El Paso Production Company | Webb A #12 | 13,500 | 16132195 |
| 513415 | Sep 10, 2001 | Sep 10, 2001 | XTO Energy Inc. | William C. Glazener G.U. #12 | 13,000 | 16132194 |
| 513415 | Sep 10, 2001 | Sep 10, 2001 | XTO Energy Inc. | William C. Glazener G.U. #12 | 13,000 | 16132194 |
| 513438 | Sep 7, 2001 | Sep 7, 2001 | Anadarko Petroleum Corp. | Ferrell "A" #3 | 12,500 | 16132193 |
| 513437 | Sep 7, 2001 | Sep 7, 2001 | Anadarko Petroleum Corp. | Moody "A" #7 | 13,000 | 16132192 |
| 513357 | Sep 6, 2001 | Sep 6, 2001 | XTO Energy Inc. | William C. Glazener G.U. #13 | 13,000 | 16132191 |
| 513370 | Sep 5, 2001 | Sep 5, 2001 | Anadarko Petroleum Corp. | Anderson Trust "A" #2 | 13,500 | 16132190 |
| 513224 | Sep 4, 2001 | Sep 4, 2001 | Matador Operating Company | Hill-Kellogg Unit 1 #1 | 12,700 | 16132188 |
| 513223 | Sep 4, 2001 | Sep 4, 2001 | Matador Operating Company | Emmons Unit #3 | 13,200 | 16132187 |
| 513222 | Sep 4, 2001 | Sep 4, 2001 | Matador Operating Company | Emmons Unit #2 | 13,200 | 16132186 |
| 513218 | Sep 4, 2001 | Sep 4, 2001 | XTO Energy Inc. | William C. Glazener G.U. #14 | 13,000 | 16132183 |
| 513245 | Aug 31, 2001 | Aug 31, 2001 | XTO Energy Inc. | William C. Glazener G. U. #10 | 13,000 | 16132185 |
| 513219 | Aug 31, 2001 | Aug 31, 2001 | XTO Energy Inc. | Bailey Gas Unit 'A' #5 | 14,500 | 16132184 |
| 513207 | Aug 30, 2001 | Aug 30, 2001 | El Paso Production Company | Thompson Estate #1 | 13,600 | 16132182 |
| 513109 | Aug 29, 2001 | Aug 29, 2001 | Anadarko Petroleum Corp. | McAdams "B" #1 | 13,500 | 16132181 |
| 513053 | Aug 29, 2001 | Aug 29, 2001 | Matador Operating Company | Fischer Unit #1 | 12,800 | 16132176 |
| 513052 | Aug 29, 2001 | Aug 29, 2001 | Matador Operating Company | Hill Ranch Unit 9 #1 | 12,500 | 16132180 |
| 513051 | Aug 29, 2001 | Aug 29, 2001 | Matador Operating Company | Hill Ranch Unit 10 #1 | 12,500 | 16132933 |
| 513050 | Aug 29, 2001 | Aug 29, 2001 | Matador Operating Company | Hill Ranch Unit 12 #1 | 12,500 | 16132179 |
| 513049 | Aug 29, 2001 | Aug 29, 2001 | Matador Operating Company | Hill Ranch Unit 11 #1 | 12,500 | 16132178 |
| 512896 | Aug 29, 2001 | Aug 29, 2001 | XTO Energy Inc. | Eppes, Fred R. #10 | 13,500 | 16132172 |
| 513027 | Aug 28, 2001 | Aug 28, 2001 | XTO Energy Inc. | William C. Glazener G.U. #11 | 13,000 | 16132175 |
| 513045 | Aug 27, 2001 | Aug 27, 2001 | Anadarko Petroleum Corp. | Shelley "A" #3 | 12,800 | 16132174 |
| 512869 | Aug 23, 2001 | Aug 23, 2001 | XTO Energy Inc. | William C. Glazener G. U. #9 | 13,000 | 16132171 |
| 512835 | Aug 22, 2001 | Aug 22, 2001 | XTO Energy Inc. | Vestal Gas Unit No. 1 #5 | 14,000 | 16132170 |
| 512835 | Aug 22, 2001 | Aug 22, 2001 | XTO Energy Inc. | Vestal Gas Unit No. 1 #5 | 14,500 | 16132170 |
| 510940 | Aug 22, 2001 | Aug 22, 2001 | Anadarko Petroleum Corp. | English #11 | 13,000 | 16132127 |
| 510939 | Aug 22, 2001 | Aug 22, 2001 | Anadarko Petroleum Corp. | English #12 | 13,000 | 16132126 |
| 512794 | Aug 21, 2001 | Aug 21, 2001 | Marathon Oil Company | Utley "A" #4 | 12,650 | 16132169 |
| 512667 | Aug 16, 2001 | Aug 16, 2001 | Anadarko Petroleum Corp. | Ledbetter "A" #3 | 13,000 | 16132167 |
| 512666 | Aug 16, 2001 | Aug 16, 2001 | Anadarko Petroleum Corp. | Ledbetter "A" #4 | 13,000 | 16132168 |
| 511527 | Aug 16, 2001 | Aug 16, 2001 | Valence Operating Company | Boyd "B" #2 | 12,200 | 16130175 |
| 512579 | Aug 15, 2001 | Aug 15, 2001 | Valence Operating Company | Worthy Gas Unit #6 | 13,200 | 16132166 |
| 512476 | Aug 13, 2001 | Aug 13, 2001 | Matador Operating Company | Aultman Gas Unit #3 | 12,800 | 16132165 |
| 512472 | Aug 10, 2001 | Aug 10, 2001 | El Paso Production Company | Eubank-Beene #1 | 12,600 | 16132164 |
| 512472 | Aug 10, 2001 | Aug 10, 2001 | El Paso Production Company | Eubank-Beene #1 | 13,200 | 16132164 |
| 512362 | Aug 9, 2001 | Aug 9, 2001 | XTO Energy Inc. | Brumlow Gas Unit No. 1 #4 | 13,500 | 16132163 |
| 512387 | Aug 8, 2001 | Aug 8, 2001 | Anadarko Petroleum Corp. | Munday "A" #1 | 14,500 | 16131714 |
| 512355 | Aug 8, 2001 | Aug 8, 2001 | Marathon Oil Company | Manahan "B" #2 | 12,500 | 16132162 |
| 512355 | Aug 8, 2001 | Aug 8, 2001 | Marathon Oil Company | Manahan "B" #2 | 12,500 | 16132162 |
| 512212 | Aug 6, 2001 | Aug 6, 2001 | Mitchell Energy Company L.P. | A. O. Evans, Jr. GU #10 | 12,800 | 16132161 |
| 512151 | Aug 3, 2001 | Aug 3, 2001 | XTO Energy Inc. | Vestal Gas Unit No. 1 #4 | 14,000 | 16132160 |
| 512151 | Aug 3, 2001 | Aug 3, 2001 | XTO Energy Inc. | Vestal Gas Unit No. 1 #4 | 14,500 | 16132160 |
| 511077 | Aug 3, 2001 | Aug 3, 2001 | Anadarko Petroleum Corp. | Lancaster "A" #9 | 13,500 | 16132133 |
| 511977 | Jul 31, 2001 | Jul 31, 2001 | Phillips Petroleum Company | McSwane Gas Unit #4 | 12,500 | 16132159 |
| 511969 | Jul 30, 2001 | Jul 30, 2001 | Marathon Oil Company | Middleton "E" #2 | 12,650 | 16132158 |
| 511956 | Jul 27, 2001 | Jul 27, 2001 | El Paso Production Company | Hunt Gas Unit No. 4 #6 | 13,200 | 16132157 |
| 511955 | Jul 27, 2001 | Jul 27, 2001 | El Paso Production Company | Webb A #6 | 13,500 | 16132156 |
| 511955 | Jul 27, 2001 | Jul 27, 2001 | Hunt Petroleum Corporation | Webb A #6 | 13,500 | 16132156 |
| 511955 | Jul 27, 2001 | Jul 27, 2001 | Hunt Petroleum Corporation | Webb A #6 | 13,500 | 16132156 |
| 510734 | Jul 27, 2001 | Jul 27, 2001 | Texaco E & P Inc. | Ham Gas Unit #11 | 10,320 | 16132123 |
| 511586 | Jul 18, 2001 | Jul 18, 2001 | Anadarko Petroleum Corp. | Lovering, E. H. "A" #3 | 13,800 | 16132155 |
| 511540 | Jul 17, 2001 | Jul 17, 2001 | El Paso Production Company | Curry #1 | 13,300 | 16132154 |
| 511535 | Jul 17, 2001 | Jul 17, 2001 | Anadarko Petroleum Corp. | Edwards "A" #9 | 14,000 | 16132153 |
| 511503 | Jul 16, 2001 | Jul 16, 2001 | Apache Corporation | Wolens Heirs #3 | 12,200 | 16132152 |
| 511503 | Jul 16, 2001 | Jul 16, 2001 | Apache Corporation | Wolens Heirs #3 | 12,200 | 16132152 |
| 511451 | Jul 16, 2001 | Jul 16, 2001 | Marathon Oil Company | Hancock "W" #2 | 12,600 | 16132151 |
| 511342 | Jul 11, 2001 | Jul 11, 2001 | Anadarko Petroleum Corp. | Adams "A" #8 | 13,500 | 16132814 |
| 511341 | Jul 11, 2001 | Jul 11, 2001 | Anadarko Petroleum Corp. | Lancaster "A" #8 | 13,500 | 16132149 |
| 511340 | Jul 11, 2001 | Jul 11, 2001 | Anadarko Petroleum Corp. | Kelly "A" #8 | 14,000 | 16132148 |
| 511329 | Jul 11, 2001 | Jul 11, 2001 | El Paso Production Company | Bonner, J. #3 | 12,800 | 16132147 |
| 511328 | Jul 11, 2001 | Jul 11, 2001 | El Paso Production Company | Webb A #14 | 13,500 | 16132146 |
| 511266 | Jul 11, 2001 | Jul 11, 2001 | XTO Energy Inc. | Oakes-Turner Gas Unit No. 1 #4 | 14,000 | 16132145 |
| 511266 | Jul 11, 2001 | Jul 11, 2001 | XTO Energy Inc. | Oakes-Turner Gas Unit No. 1 #4 | 13,900 | 16132145 |
| 511244 | Jul 10, 2001 | Jul 10, 2001 | Matador Operating Company | Goode Unit 2 #1 | 13,700 | 16132143 |
| 511239 | Jul 10, 2001 | Jul 10, 2001 | XTO Energy Inc. | Eppes, Fred R. #9 | 13,500 | 16132144 |
| 511215 | Jul 9, 2001 | Jul 9, 2001 | Anadarko Petroleum Corp. | Kelly "B" #5 | 13,800 | 16132140 |
| 511214 | Jul 9, 2001 | Jul 9, 2001 | Anadarko Petroleum Corp. | Swank "A" #2 | 9,000 | 16132142 |
| 511209 | Jul 9, 2001 | Jul 9, 2001 | Anadarko Petroleum Corp. | Burgher "A" #12 | 14,000 | 16132138 |