| 483375 | Mar 19, 1999 | Mar 19, 1999 | Star of Texas Energy Srvs, Inc. | State Slick #2A #142732700 | 6,900 |
| 483369 | Mar 18, 1999 | Mar 18, 1999 | M. J. G., Inc. | First National Bank of Mission #242733157 | 11,000 |
| 483369Amendment | Mar 18, 1999 | Mar 18, 1999 | M. J. G., Inc. | First National Bank of Mission #242733157 | 11,000 |
| 483019 | Mar 15, 1999 | Mar 15, 1999 | Texas Independent Explor., Inc. | Cameron 554 #142732736 | 8,213 |
| 483242 | Mar 11, 1999 | Mar 11, 1999 | Coastal Oil & Gas Corporation | Samano, M. #242732116 | 8,500 |
| 483027 | Mar 2, 1999 | Mar 2, 1999 | Edge Petroleum Oper. Co., Inc. | Cameron State #1A42733156 | 7,800 |
| 482915 | Feb 26, 1999 | Feb 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #7342731429 | 9,500 |
| 482370 | Feb 22, 1999 | Feb 22, 1999 | Fina Oil & Chemical Company | State Slick D #2242732872 | 10,395 |
| 482650 | Feb 11, 1999 | Feb 11, 1999 | M. J. G., Inc. | Villarreal #142733155 | 11,000 |
| 482650Amendment | Feb 11, 1999 | Feb 11, 1999 | M. J. G., Inc. | Villarreal #142733155 | 11,000 |
| 482431 | Feb 9, 1999 | Feb 9, 1999 | Guaranty Petroleum Corp. | Alaniz-Garcia Unit #142733154 | 900 |
| 482361 | Feb 8, 1999 | Feb 8, 1999 | Exxon Corp. | McGill Bros. #25242700237 | 5,349 |
| 482503 | Feb 5, 1999 | Feb 5, 1999 | Oryx Energy Company | Chapotal Land Co. -A- #1342703950 | 4,700 |
| 482426 | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #11542733153 | 9,800 |
| 482426Amendment | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #11542733153 | 10,800 |
| 482426Amendment | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #11542733153 | 10,800 |
| 482436 | Feb 3, 1999 | Feb 3, 1999 | Ceniza Petroleum, Inc. | Marrs McLean #2942733152 | 5,000 |
| 482036 | Jan 29, 1999 | Jan 29, 1999 | M. J. G., Inc. | Celestino Garza Gas Unit #542732441 | 7,000 |
| 482292 | Jan 27, 1999 | Jan 27, 1999 | Longhorn Development LLC | JMK #1 #142733151 | 5,800 |
| 482203 | Jan 22, 1999 | Jan 22, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #942733150 | 10,600 |
| 482078 | Jan 19, 1999 | Jan 19, 1999 | Edge Petroleum Oper. Co., Inc. | Margo Est. #142733149 | 7,000 |
| 383188 | Jan 8, 1999 | Jan 8, 1999 | Oryx Energy Company | Speer, Geo. H. -State- D - #242700740 | 10,103 |
| 481744 | Jan 4, 1999 | Jan 4, 1999 | Texas Independent Explor., Inc. | Martinez, F. F. 546 #1B42732680 | 7,600 |
| 481686 | Dec 31, 1998 | Dec 31, 1998 | Texas Independent Explor., Inc. | Slick #535142732403 | 7,855 |
| 481740 | Dec 28, 1998 | Dec 28, 1998 | Edge Petroleum Oper. Co., Inc. | Lopez G.U. #142733148 | 6,700 |
| 481726 | Dec 28, 1998 | Dec 28, 1998 | Linder Oil Company,a Partnership | Texaco Fee Guerra "F" #142733147 | 3,000 |
| 481592 | Dec 21, 1998 | Dec 21, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #7142731376 | 10,290 |
| 481606 | Dec 17, 1998 | Dec 17, 1998 | Fina Oil & Chemical Company | Champion, A. A. #442733146 | 10,200 |
| 481332 | Dec 16, 1998 | Dec 16, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #7842731611 | 10,500 |
| 481423 | Dec 11, 1998 | Dec 11, 1998 | Fina Oil & Chemical Company | State of Texas #12 Gas Unit #1 #1242733145 | 10,000 |
| 481423Amendment | Dec 11, 1998 | Dec 11, 1998 | Fina Oil & Chemical Company | State of Texas Gas Unit #1 #1242733145 | 10,000 |
| 481334 | Dec 9, 1998 | Dec 9, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #8642731891 | 9,500 |
| 481338 | Dec 7, 1998 | Dec 7, 1998 | Oryx Energy Company | McKinney, A. #3342733144 | 9,950 |
| 481143 | Nov 25, 1998 | Nov 25, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #11142733143 | 9,600 |
| 481136 | Nov 25, 1998 | Nov 25, 1998 | Star of Texas Energy Srvs, Inc. | Trustee #2 #142733032 | 5,420 |
| 481135 | Nov 25, 1998 | Nov 25, 1998 | Star of Texas Energy Srvs, Inc. | Trustee #2A #142733142 | 6,000 |
| 481074 | Nov 25, 1998 | Nov 25, 1998 | Reh Energy, Inc. | Montalvo, N. R. #5942733140 | 5,500 |
| 481098 | Nov 24, 1998 | Nov 24, 1998 | Coastal Oil & Gas Corporation | Cow Creek Corporation et Al. #142733141 | 15,000 |
| 480599 | Nov 16, 1998 | Nov 16, 1998 | M. J. G., Inc. | Texas Osage Gas Unit No. 1 #142732153 | 8,373 |
| 480383 | Nov 12, 1998 | Nov 12, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #1042732380 | 8,000 |
| 480692 | Nov 6, 1998 | Nov 6, 1998 | Tri-C Resources, Inc. | TCR Speer-State #242733139 | 7,900 |
| 480652 | Nov 4, 1998 | Nov 4, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas-Slick # 3 #142733138 | 6,500 |
| 480102 | Nov 3, 1998 | Nov 3, 1998 | Fina Oil & Chemical Company | Fina Conoco Fee #942732373 | 7,500 |
| 480358 | Oct 21, 1998 | Oct 21, 1998 | Carrizo Oil & Gas, Inc. | Yturria, Hensley #142733120 | 7,356 |
| 480323 | Oct 20, 1998 | Oct 20, 1998 | Carrizo Oil & Gas, Inc. | Neblett #142733034 | 10,354 |
| 480298 | Oct 20, 1998 | Oct 20, 1998 | Coastal Oil & Gas Corporation | Guerra GU "D" #1442733137 | 15,040 |
| 480228 | Oct 20, 1998 | Oct 20, 1998 | Samedan Oil Corporation | Martinez "B" #4742732947 | 6,834 |
| 480157 | Oct 14, 1998 | Oct 14, 1998 | Tri-C Resources, Inc. | La Brisa Ranch #142733136 | 6,800 |
| 480101 | Oct 14, 1998 | Oct 14, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #1542732463 | 7,800 |
| 480101Amendment | Oct 14, 1998 | Oct 14, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #1542732463 | 7,800 |
| 480085 | Oct 12, 1998 | Oct 12, 1998 | Oryx Energy Company | Garcia, I. Y. #2342733135 | 8,400 |
| 480085Amendment | Oct 12, 1998 | Oct 12, 1998 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, I. Y. #2342733135 | 12,900 |
| 479872 | Oct 9, 1998 | Oct 9, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #9342732029 | 10,090 |
| 479297 | Oct 6, 1998 | Oct 6, 1998 | Texas Independent Explor., Inc. | La Brisa 91 #642733129 | 7,200 |
| 479789 | Oct 1, 1998 | Oct 1, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #11442733000 | 10,800 |
| 479752 | Sep 30, 1998 | Sep 30, 1998 | Bass Enterprises Production Co. | Bloomberg #1742733131 | 10,000 |
| 479776 | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate -C- #1342733134 | 10,000 |
| 479775 | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate "C" #1442733133 | 11,000 |
| 479775Amendment | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate "C" #1442733133 | 11,000 |
| 479761 | Sep 29, 1998 | Sep 29, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas-Slick #2 #142733132 | 5,700 |
| 479587 | Sep 28, 1998 | Sep 28, 1998 | Barrett Brothers Oil & Gas, Inc. | Pirtle #142733076 | 9,000 |
| 479684 | Sep 24, 1998 | Sep 24, 1998 | Oryx Energy Company | Alvarez-Hinojosa Gas Unit #242732343 | 7,495 |
| 479109 | Sep 23, 1998 | Sep 23, 1998 | Oryx Energy Company | Hermann, A. G. Gas Unit #342732188 | 7,180 |
| 479627 | Sep 22, 1998 | Sep 22, 1998 | Edge Petroleum Oper. Co., Inc. | Villarreal et Al #142733130 | 5,000 |
| 479430 | Sep 16, 1998 | Sep 16, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #121U42733054 | 5,700 |
| 479399 | Sep 11, 1998 | Sep 11, 1998 | Oryx Energy Company | A. G. Hermann Gas Unit #642732881 | 6,964 |
| 479371 | Sep 10, 1998 | Sep 10, 1998 | Oryx Energy Company | Chapotal Land Co. -A- #2442731850 | 4,730 |
| 479371Amendment | Sep 10, 1998 | Sep 10, 1998 | Kerr-McGee Corporation | Chapotal Land Co. -A- #2442731850 | 8,999 |
| 479371Amendment | Sep 10, 1998 | Sep 10, 1998 | Kerr-McGee Corporation | Chapotal Land Co. -A- #2442731850 | 8,999 |
| 479107 | Aug 28, 1998 | Aug 28, 1998 | Oryx Energy Company | Alvarez-Hinojosa Gas Unit #342732960 | 7,250 |
| 479045 | Aug 28, 1998 | Aug 28, 1998 | Mueller Engineering Corp. | Slick Estate #442733128 | 3,600 |
| 479045Amendment | Aug 28, 1998 | Aug 28, 1998 | Mueller Engineering Corp. | Slick Estate #442733128 | 3,600 |
| 479032 | Aug 27, 1998 | Aug 27, 1998 | Linder Oil Company,a Partnership | Texaco Fee- Guerra "A" #1STH42732759 | 3,600 |
| 478942 | Aug 24, 1998 | Aug 24, 1998 | Shana Petroleum Company | De Garza, J. G. #1042733127 | 7,600 |
| 478828 | Aug 19, 1998 | Aug 19, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas Slick #1 #142733126 | 6,500 |
| 478741 | Aug 18, 1998 | Aug 18, 1998 | Texas Oilfield Envir. Serv.,inc | Cameron-State #1A42731516 | 5,700 |
| 478761 | Aug 17, 1998 | Aug 17, 1998 | Tesoro E&P Company, L.P. | Guerra, A. "A" #1242733125 | 9,500 |
| 478759 | Aug 17, 1998 | Aug 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #1142733124 | 16,000 |
| 477803 | Aug 10, 1998 | Aug 10, 1998 | Hughes, Dan A. Company | Guerra Mineral Trust "NCT III" #942733026 | 2,485 |
| 478551 | Aug 6, 1998 | Aug 6, 1998 | Carrizo Oil & Gas, Inc. | Thomas, Carrizo No. 1 #142733123 | 9,500 |
| 478243 | Jul 28, 1998 | Jul 28, 1998 | Texas Independent Explor., Inc. | Cameron 487 #142732706 | 8,263 |
| 478141 | Jul 23, 1998 | Jul 23, 1998 | Texas Independent Explor., Inc. | Cameron 487 #242732742 | 8,200 |
| 478081 | Jul 17, 1998 | Jul 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #1542733122 | 15,500 |
| 477424 | Jul 14, 1998 | Jul 14, 1998 | Samedan Oil Corporation | Martinez B #4742732947 | 6,430 |
| 477611 | Jul 13, 1998 | Jul 13, 1998 | Redman Operating Company | Canales, R. #142733121 | 6,000 |
| 477837 | Jul 10, 1998 | Jul 10, 1998 | Coastal Oil & Gas Corporation | Guerra GU "B" #242732550 | 12,879 |
| 477811 | Jul 9, 1998 | Jul 9, 1998 | Oryx Energy Company | Speer, George H. #2142732319 | 7,385 |
| 477810 | Jul 9, 1998 | Jul 9, 1998 | Shana Petroleum Company | De Garza, J. G. #942732198 | 7,465 |
| 477529 | Jul 1, 1998 | Jul 1, 1998 | Samedan Oil Corporation | Martinez -B- #2942701254 | 6,015 |
| 477553 | Jun 29, 1998 | Jun 29, 1998 | Carrizo Oil & Gas, Inc. | Hensley-Yturria #142733120 | 8,000 |
| 477238 | Jun 17, 1998 | Jun 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #842733119 | 16,000 |
| 476872 | Jun 10, 1998 | Jun 10, 1998 | Pyle Petroleum Inc. | Kempner Minerals, LP #242731413 | 5,200 |
| 476727 | May 29, 1998 | May 29, 1998 | Conoco Inc. | Slick, T.B. B-506 #19042733117 | 6,450 |
| 476726 | May 29, 1998 | May 29, 1998 | Conoco Inc. | T. B. Slick B-506 #19142733118 | 6,450 |
| 476669 | May 29, 1998 | May 29, 1998 | Fina Oil & Chemical Company | State Slick D #2142732795 | 9,000 |
| 476669Amendment | May 29, 1998 | May 29, 1998 | Fina Oil & Chemical Company | State Slick D #2142732795 | 9,000 |
| 476550 | May 29, 1998 | May 29, 1998 | Integrated Operating Corporation | Heard, J. F. B. #5A42732484 | 4,320 |
| 476683 | May 28, 1998 | May 28, 1998 | Tri-C Resources, Inc. | Speers-State #142733116 | 8,000 |
| 476683Amendment | May 28, 1998 | May 28, 1998 | Tri-C Resources, Inc. | TCR Speer State #142733116 | 8,000 |
| 476661 | May 27, 1998 | May 27, 1998 | Tri-C Resources, Inc. | Hall #142733115 | 7,000 |