| 511500 | Jul 16, 2001 | Jul 16, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "B" #102X | 7,900 | 43535572 |
| 511470 | Jul 16, 2001 | Jul 16, 2001 | Dreyfus, Louis Natural Gas Corp | Shurley 110 #17 | 6,825 | 43535571 |
| 511188 | Jul 16, 2001 | Jul 16, 2001 | Thompson, J. Cleo | Keene #1 | 9,000 | 43535553 |
| 511437 | Jul 13, 2001 | Jul 13, 2001 | Dreyfus, Louis Natural Gas Corp | Pfluger 110 #10 | 5,600 | 43535570 |
| 511436 | Jul 13, 2001 | Jul 13, 2001 | Dreyfus, Louis Natural Gas Corp | Cusenbary, W. R. "A" #3504 | 5,800 | 43535568 |
| 511435 | Jul 13, 2001 | Jul 13, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly 115 #9 | 6,700 | 43535569 |
| 511434 | Jul 13, 2001 | Jul 13, 2001 | Dreyfus, Louis Natural Gas Corp | Cusenbary, W. R. #3405 | 5,900 | 43535567 |
| 511396 | Jul 12, 2001 | Jul 12, 2001 | Dreyfus, Louis Natural Gas Corp | Ward 114 #18 | 6,900 | 43535565 |
| 511394 | Jul 12, 2001 | Jul 12, 2001 | Dreyfus, Louis Natural Gas Corp | Espy "A" #3304 | 5,900 | 43535566 |
| 511392 | Jul 12, 2001 | Jul 12, 2001 | Dreyfus, Louis Natural Gas Corp | Vanderstucken 48 #7 | 5,650 | 43535564 |
| 511388 | Jul 12, 2001 | Jul 12, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #1723 | 8,600 | 43535563 |
| 511323 | Jul 11, 2001 | Jul 11, 2001 | Dreyfus, Louis Natural Gas Corp | McMillan, W. B. 15 #5 | 5,650 | 43535562 |
| 511322 | Jul 11, 2001 | Jul 11, 2001 | Dreyfus, Louis Natural Gas Corp | Fields 23 #7 | 5,750 | 43535561 |
| 511321 | Jul 11, 2001 | Jul 11, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #1736 | 8,675 | 43535560 |
| 511320 | Jul 11, 2001 | Jul 11, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #1735 | 8,625 | 43535559 |
| 509117 | Jul 10, 2001 | Jul 10, 2001 | Samson Lone Star LP | Nicks, Gerald #6 | 10,000 | 43535515 |
| 508474 | Jul 3, 2001 | Jul 3, 2001 | Samson Lone Star LP | Nobles #9 | 10,000 | 43535485 |
| 508473 | Jul 3, 2001 | Jul 3, 2001 | Samson Lone Star LP | Nobles #8 | 10,000 | 43536471 |
| 508472 | Jul 3, 2001 | Jul 3, 2001 | Samson Lone Star LP | Kiser #6 | 10,000 | 43535483 |
| 508471 | Jul 3, 2001 | Jul 3, 2001 | Samson Lone Star LP | Kiser #5 | 10,000 | 43535482 |
| 510934 | Jun 29, 2001 | Jun 29, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #1737 | 8,675 | 43535556 |
| 510933 | Jun 29, 2001 | Jun 29, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #1743 | 8,700 | 43535555 |
| 510932 | Jun 29, 2001 | Jun 29, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly 127 #2 | 6,500 | 43535554 |
| 510818 | Jun 27, 2001 | Jun 27, 2001 | Dreyfus, Louis Natural Gas Corp | Jones 118 #16 | 8,200 | 43534701 |
| 510691 | Jun 25, 2001 | Jun 25, 2001 | Dreyfus, Louis Natural Gas Corp | Pfluger 110 #9 | 5,600 | 43535552 |
| 510689 | Jun 25, 2001 | Jun 25, 2001 | Dreyfus, Louis Natural Gas Corp | Espy, Thomas #4 | 6,000 | 43535551 |
| 510656 | Jun 22, 2001 | Jun 22, 2001 | Dreyfus, Louis Natural Gas Corp | Sawyer 112 #16 | 6,775 | 43535550 |
| 510607 | Jun 21, 2001 | Jun 21, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly 126 #12 | 6,650 | 43535549 |
| 510606 | Jun 21, 2001 | Jun 21, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "1" #1 | 8,475 | 43535547 |
| 510605 | Jun 21, 2001 | Jun 21, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "1" #2 | 8,475 | 43535546 |
| 510604 | Jun 21, 2001 | Jun 21, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly 126 #13 | 6,650 | 43535548 |
| 510521 | Jun 20, 2001 | Jun 20, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "B" #102 | 8,475 | 43535545 |
| 510520 | Jun 20, 2001 | Jun 20, 2001 | Dreyfus, Louis Natural Gas Corp | Brown/Whitehead 2 #2 | 8,875 | 43535544 |
| 509186 | Jun 20, 2001 | Jun 20, 2001 | Burlington Resources O & G Co LP | Deberry-Halbert Unit #15 | 6,925 | 43535516 |
| 509183 | Jun 20, 2001 | Jun 20, 2001 | Burlington Resources O & G Co LP | Deberry-Halbert Unit #14 | 6,840 | 43535517 |
| 510436 | Jun 18, 2001 | Jun 18, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly #1260 | 6,650 | 43535543 |
| 510435 | Jun 18, 2001 | Jun 18, 2001 | Dreyfus, Louis Natural Gas Corp | Fields 51 #8 | 6,250 | 43535542 |
| 510369 | Jun 15, 2001 | Jun 15, 2001 | Dreyfus, Louis Natural Gas Corp | Shurley 98 #14 | 6,450 | 43535541 |
| 510368 | Jun 15, 2001 | Jun 15, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #3210 | 6,900 | 43535540 |
| 510368Amendment | Jun 15, 2001 | Jun 15, 2001 | Dreyfus, Louis Natural Gas Corp | Wilson, Duke #3210 | 6,900 | 43535540 |
| 510290 | Jun 14, 2001 | Jun 14, 2001 | Dreyfus, Louis Natural Gas Corp | Fields "20" #13 | 6,150 | 43535539 |
| 510289 | Jun 14, 2001 | Jun 14, 2001 | Dreyfus, Louis Natural Gas Corp | Shurley 94 #12 | 6,250 | 43535538 |
| 510244 | Jun 13, 2001 | Jun 13, 2001 | Dreyfus, Louis Natural Gas Corp | Fields "19" #8 | 6,300 | 43535535 |
| 510243 | Jun 13, 2001 | Jun 13, 2001 | Dreyfus, Louis Natural Gas Corp | Thomson "C" #10 | 6,750 | 43535536 |
| 510242 | Jun 13, 2001 | Jun 13, 2001 | Dreyfus, Louis Natural Gas Corp | Thomson "D" #8 | 6,250 | 43535537 |
| 510241 | Jun 13, 2001 | Jun 13, 2001 | Dreyfus, Louis Natural Gas Corp | Fields "19" #12 | 6,300 | 43535534 |
| 510083 | Jun 11, 2001 | Jun 11, 2001 | Dreyfus, Louis Natural Gas Corp | Thomson "A" #4 | 6,600 | 43535532 |
| 509901 | Jun 11, 2001 | Jun 11, 2001 | Cyclone Exploration, Inc. | Fields, John D. #7048 | 6,500 | 43535529 |
| 509900 | Jun 11, 2001 | Jun 11, 2001 | Cyclone Exploration, Inc. | Fields, John D. #6048 | 6,500 | 43535528 |
| 509996 | Jun 7, 2001 | Jun 7, 2001 | Dreyfus, Louis Natural Gas Corp | Kelly 35 #2A | 6,950 | 43535530 |
| 509995 | Jun 7, 2001 | Jun 7, 2001 | Dreyfus, Louis Natural Gas Corp | Shurley 110 #15 | 6,800 | 43535531 |
| 509891 | Jun 6, 2001 | Jun 6, 2001 | Dreyfus, Louis Natural Gas Corp | Ward 114 #15 | 6,950 | 43535527 |
| 509735 | Jun 1, 2001 | Jun 1, 2001 | Dreyfus, Louis Natural Gas Corp | Fawcett, Randee Trust #7 | 8,500 | 43535526 |
| 509681 | May 31, 2001 | May 31, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth 51 #1 | 8,500 | 43535524 |
| 509680 | May 31, 2001 | May 31, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth 54 #5 | 8,550 | 43535525 |
| 509409 | May 30, 2001 | May 30, 2001 | Cyclone Exploration, Inc. | Fields, John D. #5048 | 6,500 | 43535523 |
| 509457 | May 25, 2001 | May 25, 2001 | KCS Medallion Resources, Inc. | Miers a 82 #18 | 6,000 | 43535522 |
| 509438 | May 25, 2001 | May 25, 2001 | Dreyfus, Louis Natural Gas Corp | Canyon Ranch #8310S | 5,550 | 43534816 |
| 509396 | May 24, 2001 | May 24, 2001 | KCS Medallion Resources, Inc. | Genini #3707 | 6,800 | 43535521 |
| 509395 | May 24, 2001 | May 24, 2001 | KCS Medallion Resources, Inc. | Genini #3806 | 6,800 | 43535520 |
| 509329 | May 23, 2001 | May 23, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "54" #3 | 8,500 | 43535519 |
| 509328 | May 23, 2001 | May 23, 2001 | Dreyfus, Louis Natural Gas Corp | Hudspeth "53" #1 | 8,525 | 43535518 |
| 509096 | May 17, 2001 | May 17, 2001 | Xeric Oil & Gas Corporation | Frazier, Joe #1 | 5,300 | 43537140 |
| 509096Amendment | May 17, 2001 | May 17, 2001 | Xeric Oil & Gas Corporation | Frazier, Joe #1 | 6,500 | 43537140 |
| 509062 | May 16, 2001 | May 16, 2001 | Burlington Resources O & G Co LP | Deberry Heirs Unit #6 | 6,885 | 43535513 |
| 509061 | May 16, 2001 | May 16, 2001 | Burlington Resources O & G Co LP | Deberry-Heirs Unit #9 | 6,940 | 43535512 |
| 509061Amendment | May 16, 2001 | May 16, 2001 | Burlington Resources O & G Co LP | Deberry-Heirs Unit #9 | 6,940 | 43535512 |
| 508912 | May 14, 2001 | May 14, 2001 | Athanor Texas Inc. | Wallace, D. 74 #2 | 5,000 | 43535511 |
| 508736 | May 14, 2001 | May 14, 2001 | Range Production Company | Hill, Wess #10 | 9,500 | 43535498 |
| 508905 | May 11, 2001 | May 11, 2001 | Dreyfus, Louis Natural Gas Corp | Simmons 72 1/2 #3 | 8,000 | 43535510 |
| 508904 | May 11, 2001 | May 11, 2001 | Dreyfus, Louis Natural Gas Corp | Fields 17 #16 | 6,150 | 43535509 |
| 508884 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #9310S | 5,451 | 43535501 |
| 508883 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1210S | 5,481 | 43535502 |
| 508882 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #0129S | 5,465 | 43535503 |
| 508881 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #8210S | 5,386 | 43535504 |
| 508880 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1048S | 5,401 | 43535505 |
| 508879 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1049S | 5,416 | 43535506 |
| 508878 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1067S | 5,448 | 43535507 |
| 508877 | May 11, 2001 | May 11, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #0939S | 5,452 | 43535508 |
| 508803 | May 10, 2001 | May 10, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1158S | 5,446 | 43535500 |
| 508802 | May 10, 2001 | May 10, 2001 | Burlington Resources O & G Co LP | Canyon Ranch #1159S | 5,420 | 43535499 |
| 508750 | May 9, 2001 | May 9, 2001 | Dreyfus, Louis Natural Gas Corp | Fields 16 #10 | 6,200 | 43535496 |
| 508748 | May 9, 2001 | May 9, 2001 | Dreyfus, Louis Natural Gas Corp | Kirby "184" #6 | 8,100 | 43535497 |
| 508689 | May 8, 2001 | May 8, 2001 | Burlington Resources O & G Co LP | Deberry "A" #61 | 6,760 | 43535495 |
| 508615 | May 7, 2001 | May 7, 2001 | Burlington Resources O & G Co LP | Deberry-Meckel Unit #12 | 6,540 | 43537159 |
| 508613 | May 7, 2001 | May 7, 2001 | Burlington Resources O & G Co LP | Deberry-Meckel Unit #11 | 6,380 | 43535493 |
| 508612 | May 7, 2001 | May 7, 2001 | Burlington Resources O & G Co LP | Deberry-Meckel Unit #10 | 6,300 | 43535492 |
| 508612Amendment | May 7, 2001 | May 7, 2001 | Dominion Oklahoma Texas E&P, Inc | Deberry-Meckel Unit #11 | 6,400 | 43535492 |
| 508553 | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #54 | 6,130 | 43535487 |
| 508552 | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #58 | 5,725 | 43535488 |
| 508552Amendment | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #58 | 6,000 | 43535488 |
| 508551 | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #57 | 6,120 | 43535489 |
| 508550 | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #56 | 5,860 | 43535490 |
| 508549 | May 4, 2001 | May 4, 2001 | Burlington Resources O & G Co LP | Meckel #55 | 6,345 | 43535491 |
| 508530 | May 3, 2001 | May 3, 2001 | Dreyfus, Louis Natural Gas Corp | Allison 54 #4 | 6,200 | 43535486 |
| 508462 | May 2, 2001 | May 2, 2001 | Burlington Resources O & G Co LP | Deberry "A" #62 | 6,630 | 43535479 |
| 508461 | May 2, 2001 | May 2, 2001 | Burlington Resources O & G Co LP | Deberry "A" #63 | 6,625 | 43535480 |
| 508460 | May 2, 2001 | May 2, 2001 | Burlington Resources O & G Co LP | Deberry "A" #64 | 6,550 | 43535481 |
| 508411 | May 1, 2001 | May 1, 2001 | Burlington Resources O & G Co LP | Steen #56 | 5,645 | 43535473 |
| 508410 | May 1, 2001 | May 1, 2001 | Burlington Resources O & G Co LP | Steen #57 | 5,920 | 43535474 |