| 525287 | Nov 6, 2002 | Nov 6, 2002 | Ricochet Energy, Inc. | Nye, F. Gas Unit #142733049 | 11,500 |
| 524660 | Nov 2, 2002 | Nov 2, 2002 | Edge Petroleum Oper. Co., Inc. | Margo Estate #142733149 | 5,750 |
| 525081 | Oct 30, 2002 | Oct 30, 2002 | El Paso Production Oil & Gas Co. | Bliss #142733552 | 11,500 |
| 525081Amendment | Oct 30, 2002 | Oct 30, 2002 | El Paso Production Oil & Gas Co. | Bliss #142733552 | 11,500 |
| 525071 | Oct 29, 2002 | Oct 29, 2002 | Samson Lone Star LP | Slick 230 #642733551 | 10,500 |
| 525071Amendment | Oct 29, 2002 | Oct 29, 2002 | Samson Lone Star LP | Slick 230 " a " #642733551 | 10,500 |
| 525027 | Oct 29, 2002 | Oct 29, 2002 | Headington Oil Company, L.P. | Murch, B. L. #1342733550 | 5,500 |
| 525027Amendment | Oct 29, 2002 | Oct 29, 2002 | Headington Oil Company, L.P. | Murch, B. L. #1342733550 | 6,000 |
| 525035 | Oct 28, 2002 | Oct 28, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal #842733549 | 10,250 |
| 524851 | Oct 23, 2002 | Oct 23, 2002 | Conoco Inc. | T. B. Slick Est. B 528 #15242704717 | 6,025 |
| 524773 | Oct 23, 2002 | Oct 23, 2002 | Dewbre Petroleum Corporation | Slick Estate '527' #142733547 | 9,500 |
| 524868 | Oct 22, 2002 | Oct 22, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Solis Heirs #142733548 | 4,700 |
| 524868Amendment | Oct 22, 2002 | Oct 22, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Solis Heirs #142733548 | 4,700 |
| 524659 | Oct 22, 2002 | Oct 22, 2002 | Ascent Energy, Inc | Nimmo Gas Unit No. 1 #7P42733544 | 10,500 |
| 521741Amendment | Oct 18, 2002 | Oct 18, 2002 | Hughes, Dan A. Company | Morse #342733508 | 12,000 |
| 524714 | Oct 17, 2002 | Oct 17, 2002 | Newgulf Petroleum, LLC | Margo #542733545 | 5,250 |
| 524711 | Oct 17, 2002 | Oct 17, 2002 | Newgulf Petroleum, LLC | 3 M South #142733546 | 4,450 |
| 524628 | Oct 15, 2002 | Oct 15, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garza Heirs #142733467 | 7,040 |
| 524628Amendment | Oct 15, 2002 | Oct 15, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garza Heirs #142733467 | 7,040 |
| 524619 | Oct 15, 2002 | Oct 15, 2002 | El Paso Production Oil & Gas Co. | Elpaso Flores-Hensley #142733543 | 10,000 |
| 524619Amendment | Oct 15, 2002 | Oct 15, 2002 | El Paso Production Oil & Gas Co. | El Paso Flores-Hensley #142733543 | 12,000 |
| 524512 | Oct 14, 2002 | Oct 14, 2002 | Comstock Oil & Gas, Inc. | Pena, Emma #142733542 | 10,000 |
| 524478 | Oct 9, 2002 | Oct 9, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Yturria L & L -B- #742733541 | 11,000 |
| 523726 | Oct 9, 2002 | Oct 9, 2002 | Ascent Energy, Inc | Brannan #542733534 | 8,600 |
| 524355 | Oct 7, 2002 | Oct 7, 2002 | Samedan Oil Corporation | Martinez B #4542732942 | 7,280 |
| 524287 | Oct 3, 2002 | Oct 3, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Saenz, M.-State- #2142731153 | 9,373 |
| 524000 | Oct 1, 2002 | Oct 1, 2002 | Texas Independent Explor., Inc. | La Brisa 91 #842733536 | 6,200 |
| 524057 | Sep 30, 2002 | Sep 30, 2002 | Peoples Energy Prod.-TX, L.P. | Olivarez, O. GU #542733537 | 11,000 |
| 524090 | Sep 27, 2002 | Sep 27, 2002 | El Paso Production Oil & Gas Co. | Yturria L & L #142733540 | 11,000 |
| 524089 | Sep 27, 2002 | Sep 27, 2002 | El Paso Production Oil & Gas Co. | Samano #3742733539 | 10,000 |
| 524058 | Sep 25, 2002 | Sep 25, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal #542733538 | 10,300 |
| 524058Amendment | Sep 25, 2002 | Sep 25, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal #542733538 | 10,300 |
| 524010 | Sep 25, 2002 | Sep 25, 2002 | Conoco Inc. | T. B. Slick Est. B-534 #17342732405 | 8,155 |
| 523979 | Sep 24, 2002 | Sep 24, 2002 | Shell Western E&P | Barrera, F. -State #642733535 | 10,492 |
| 523781 | Sep 20, 2002 | Sep 20, 2002 | El Paso Production Oil & Gas Co. | Arriaga GU "F" #242732807 | 10,751 |
| 523577 | Sep 10, 2002 | Sep 10, 2002 | Peoples Energy Prod.-TX, L.P. | Guerra Bros. #942733533 | 7,500 |
| 523577Amendment | Sep 10, 2002 | Sep 10, 2002 | Peoples Energy Prod.-TX, L.P. | Guerra Bros. #942733533 | 7,500 |
| 523460 | Sep 9, 2002 | Sep 9, 2002 | Exxon Mobil Corporation | East, Alice K. Mrs., State #742730845 | 4,382 |
| 523431 | Sep 6, 2002 | Sep 6, 2002 | El Paso Production Oil & Gas Co. | Samano #3642733532 | 11,500 |
| 523431Amendment | Sep 6, 2002 | Sep 6, 2002 | El Paso Production Oil & Gas Co. | Samano #3642733532 | 11,500 |
| 523420 | Sep 6, 2002 | Sep 6, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Laurel, C. #1142733327 | 6,795 |
| 523387 | Sep 4, 2002 | Sep 4, 2002 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #13142733367 | 12,250 |
| 523384 | Sep 4, 2002 | Sep 4, 2002 | El Paso Production Oil & Gas Co. | Samano #3542733531 | 12,000 |
| 523384Amendment | Sep 4, 2002 | Sep 4, 2002 | El Paso Production Oil & Gas Co. | Samano #3542733531 | 12,000 |
| 523349 | Sep 4, 2002 | Sep 4, 2002 | Conoco Inc. | T. B. Slick Est. A-529 #197ST42733435 | 7,000 |
| 523102 | Aug 30, 2002 | Aug 30, 2002 | Headington Oil Company, L.P. | Murch, B. L. #1242733528 | 12,000 |
| 523222 | Aug 29, 2002 | Aug 29, 2002 | El Paso Production Oil & Gas Co. | Guerra Gas Unit "D" #1342733530 | 14,500 |
| 523194 | Aug 28, 2002 | Aug 28, 2002 | Shell Western E&P | Barrera, F. -State #542733529 | 10,492 |
| 523143 | Aug 27, 2002 | Aug 27, 2002 | Ascent Energy, Inc | Cameron Gas Unit #142701356 | 8,080 |
| 523130 | Aug 26, 2002 | Aug 26, 2002 | Tepee Petroleum Co., Inc. | Alta-Garcia #142733527 | 6,350 |
| 523086 | Aug 23, 2002 | Aug 23, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal Garcia Unit #142733526 | 10,100 |
| 523046 | Aug 22, 2002 | Aug 22, 2002 | Thorp Petroleum Corporation | Garcia/ Dougherty et Al #142733525 | 11,500 |
| 522929 | Aug 21, 2002 | Aug 21, 2002 | Texas Independent Explor., Inc. | Cameron 137 #242733524 | 9,000 |
| 522961 | Aug 20, 2002 | Aug 20, 2002 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #13042733322 | 10,510 |
| 522882 | Aug 19, 2002 | Aug 19, 2002 | El Paso Production Oil & Gas Co. | Guerra Gas Unit "D" #1542733523 | 13,500 |
| 522882Amendment | Aug 19, 2002 | Aug 19, 2002 | El Paso Production Oil & Gas Co. | Guerra-USA Gas Unit "D" #1542733523 | 13,500 |
| 522881 | Aug 19, 2002 | Aug 19, 2002 | El Paso Production Oil & Gas Co. | Sandia "C" #642733522 | 12,500 |
| 522814 | Aug 15, 2002 | Aug 15, 2002 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #13942733521 | 14,000 |
| 522814Amendment | Aug 15, 2002 | Aug 15, 2002 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #13942733521 | 14,000 |
| 522814Amendment | Aug 15, 2002 | Aug 15, 2002 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #13942733521 | 10,950 |
| 522673 | Aug 9, 2002 | Aug 9, 2002 | El Paso Production Oil & Gas Co. | Samano #2842733446 | 15,000 |
| 522672 | Aug 9, 2002 | Aug 9, 2002 | El Paso Production Oil & Gas Co. | Samano #3442733520 | 12,000 |
| 522672Amendment | Aug 9, 2002 | Aug 9, 2002 | El Paso Production Oil & Gas Co. | Samano #3442733520 | 12,000 |
| 522672Amendment | Aug 9, 2002 | Aug 9, 2002 | El Paso Production Oil & Gas Co. | Samano #3442733520 | 12,000 |
| 522620 | Aug 8, 2002 | Aug 8, 2002 | Samedan Oil Corporation | Martinez B #5242733080 | 4,850 |
| 522537 | Aug 7, 2002 | Aug 7, 2002 | Conoco Inc. | T B Slick A-229 #19942733518 | 9,000 |
| 522543 | Aug 6, 2002 | Aug 6, 2002 | Samson Lone Star LP | Seyfreidt 928 #342733519 | 10,500 |
| 522543Amendment | Aug 6, 2002 | Aug 6, 2002 | Samson Lone Star LP | Seyfreidt 928 #342733519 | 10,500 |
| 522518 | Aug 5, 2002 | Aug 5, 2002 | Conoco Inc. | T. B. Slick Est. B-536 #18342732655 | 8,085 |
| 522100 | Jul 23, 2002 | Jul 23, 2002 | Conoco Inc. | Semmes Trust 906 #842733516 | 7,100 |
| 522035 | Jul 19, 2002 | Jul 19, 2002 | Peoples Energy Prod.-TX, L.P. | Villareal #742733515 | 10,100 |
| 522034 | Jul 19, 2002 | Jul 19, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal #642733514 | 11,300 |
| 522022 | Jul 19, 2002 | Jul 19, 2002 | Ascent Energy, Inc | Nimmo Gas Unit No. 1 #5P42733512 | 8,600 |
| 522022Amendment | Jul 19, 2002 | Jul 19, 2002 | Ascent Energy, Inc | Nimmo Gas Unit No. 1 #5P42733512 | 9,500 |
| 521996 | Jul 19, 2002 | Jul 19, 2002 | Conoco Inc. | State/LMB Partnership 220 #1042733513 | 6,900 |
| 521975 | Jul 18, 2002 | Jul 18, 2002 | Shell Western E&P | Garza, A. M. - State #942701299 | 9,100 |
| 521953 | Jul 17, 2002 | Jul 17, 2002 | El Paso Production Oil & Gas Co. | Samano #3342733511 | 12,000 |
| 521953Amendment | Jul 17, 2002 | Jul 17, 2002 | El Paso Production Oil & Gas Co. | Samano #3342733511 | 12,000 |
| 521952 | Jul 17, 2002 | Jul 17, 2002 | El Paso Production Oil & Gas Co. | Coates #342733510 | 12,000 |
| 521932 | Jul 17, 2002 | Jul 17, 2002 | Samson Lone Star LP | Slick 539 #1542733509 | 9,000 |
| 521932Amendment | Jul 17, 2002 | Jul 17, 2002 | Samson Lone Star LP | Slick 539 #1542733509 | 9,000 |
| 521722 | Jul 12, 2002 | Jul 12, 2002 | Conoco Inc. | T. B. Slick B-528 #19842733507 | 6,700 |
| 521741 | Jul 10, 2002 | Jul 10, 2002 | Hughes, Dan A. Company | Morse #342733508 | 12,000 |
| 521621 | Jul 8, 2002 | Jul 8, 2002 | Conoco Inc. | Semmes Trust, et al 906 #442733321 | 7,850 |
| 521569 | Jul 3, 2002 | Jul 3, 2002 | Samson Lone Star LP | Seyfriedt 928 #242733505 | 10,500 |
| 521568 | Jul 3, 2002 | Jul 3, 2002 | Samson Lone Star LP | Slick 539 #2242733506 | 9,000 |
| 521537 | Jul 2, 2002 | Jul 2, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, I.Y. #3442733504 | 12,200 |
| 521537Amendment | Jul 2, 2002 | Jul 2, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, I.Y. #3442733504 | 12,200 |
| 521537Amendment | Jul 2, 2002 | Jul 2, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, I.Y. #3442733504 | 12,200 |
| 521431 | Jun 27, 2002 | Jun 27, 2002 | Thorp Petroleum Corporation | Salinas, Fausto et Al #1242733503 | 12,500 |
| 521399 | Jun 27, 2002 | Jun 27, 2002 | El Paso Production Oil & Gas Co. | USA 3 #642732598 | 11,612 |
| 521363 | Jun 25, 2002 | Jun 25, 2002 | Totalfinaelf E&P USA Inc | T. B. Slick Estate #14142733502 | 12,000 |
| 521363Amendment | Jun 25, 2002 | Jun 25, 2002 | Totalfinaelf E&P USA Inc | T. B. Slick Estate #14142733502 | 12,000 |
| 521322 | Jun 24, 2002 | Jun 24, 2002 | El Paso Production Oil & Gas Co. | Coates #242733501 | 12,000 |
| 521319 | Jun 24, 2002 | Jun 24, 2002 | Hughes, Dan A. Company | Morse #242733500 | 9,500 |
| 521279 | Jun 21, 2002 | Jun 21, 2002 | Samson Lone Star LP | Coates 553 #542733499 | 9,400 |
| 521276 | Jun 21, 2002 | Jun 21, 2002 | Peoples Energy Prod.-TX, L.P. | Bentson-Whittington GU 1 #742733498 | 10,800 |
| 521224 | Jun 20, 2002 | Jun 20, 2002 | Newgulf Petroleum, LLC | Margo #4A42733497 | 3,200 |
| 521175 | Jun 19, 2002 | Jun 19, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Yturria L & L Co. -B- #642733496 | 5,600 |
| 521175Amendment | Jun 19, 2002 | Jun 19, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Yturria L & L Co. -B- #642733496 | 5,600 |