| 483375 | Mar 19, 1999 | Mar 19, 1999 | Star of Texas Energy Srvs, Inc. | State Slick #2A #1 | 6,900 | 42732700 |
| 483369 | Mar 18, 1999 | Mar 18, 1999 | M. J. G., Inc. | First National Bank of Mission #2 | 11,000 | 42733157 |
| 483369Amendment | Mar 18, 1999 | Mar 18, 1999 | M. J. G., Inc. | First National Bank of Mission #2 | 11,000 | 42733157 |
| 483019 | Mar 15, 1999 | Mar 15, 1999 | Texas Independent Explor., Inc. | Cameron 554 #1 | 8,213 | 42732736 |
| 483242 | Mar 11, 1999 | Mar 11, 1999 | Coastal Oil & Gas Corporation | Samano, M. #2 | 8,500 | 42732116 |
| 483027 | Mar 2, 1999 | Mar 2, 1999 | Edge Petroleum Oper. Co., Inc. | Cameron State #1A | 7,800 | 42733156 |
| 482915 | Feb 26, 1999 | Feb 26, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #73 | 9,500 | 42731429 |
| 482370 | Feb 22, 1999 | Feb 22, 1999 | Fina Oil & Chemical Company | State Slick D #22 | 10,395 | 42732872 |
| 482650 | Feb 11, 1999 | Feb 11, 1999 | M. J. G., Inc. | Villarreal #1 | 11,000 | 42733155 |
| 482650Amendment | Feb 11, 1999 | Feb 11, 1999 | M. J. G., Inc. | Villarreal #1 | 11,000 | 42733155 |
| 482431 | Feb 9, 1999 | Feb 9, 1999 | Guaranty Petroleum Corp. | Alaniz-Garcia Unit #1 | 900 | 42733154 |
| 482361 | Feb 8, 1999 | Feb 8, 1999 | Exxon Corp. | McGill Bros. #252 | 5,349 | 42700237 |
| 482503 | Feb 5, 1999 | Feb 5, 1999 | Oryx Energy Company | Chapotal Land Co. -A- #13 | 4,700 | 42703950 |
| 482426 | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #115 | 9,800 | 42733153 |
| 482426Amendment | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #115 | 10,800 | 42733153 |
| 482426Amendment | Feb 4, 1999 | Feb 4, 1999 | Fina Oil & Chemical Company | Slick, T. B. Estate #115 | 10,800 | 42733153 |
| 482436 | Feb 3, 1999 | Feb 3, 1999 | Ceniza Petroleum, Inc. | Marrs McLean #29 | 5,000 | 42733152 |
| 482036 | Jan 29, 1999 | Jan 29, 1999 | M. J. G., Inc. | Celestino Garza Gas Unit #5 | 7,000 | 42732441 |
| 482292 | Jan 27, 1999 | Jan 27, 1999 | Longhorn Development LLC | JMK #1 #1 | 5,800 | 42733151 |
| 482203 | Jan 22, 1999 | Jan 22, 1999 | Pearl Energy L.L.C. | Bentsen Brothers State #9 | 10,600 | 42733150 |
| 482078 | Jan 19, 1999 | Jan 19, 1999 | Edge Petroleum Oper. Co., Inc. | Margo Est. #1 | 7,000 | 42733149 |
| 383188 | Jan 8, 1999 | Jan 8, 1999 | Oryx Energy Company | Speer, Geo. H. -State- D - #2 | 10,103 | 42700740 |
| 481744 | Jan 4, 1999 | Jan 4, 1999 | Texas Independent Explor., Inc. | Martinez, F. F. 546 #1B | 7,600 | 42732680 |
| 481686 | Dec 31, 1998 | Dec 31, 1998 | Texas Independent Explor., Inc. | Slick #5351 | 7,855 | 42732403 |
| 481740 | Dec 28, 1998 | Dec 28, 1998 | Edge Petroleum Oper. Co., Inc. | Lopez G.U. #1 | 6,700 | 42733148 |
| 481726 | Dec 28, 1998 | Dec 28, 1998 | Linder Oil Company,a Partnership | Texaco Fee Guerra "F" #1 | 3,000 | 42733147 |
| 481592 | Dec 21, 1998 | Dec 21, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #71 | 10,290 | 42731376 |
| 481606 | Dec 17, 1998 | Dec 17, 1998 | Fina Oil & Chemical Company | Champion, A. A. #4 | 10,200 | 42733146 |
| 481332 | Dec 16, 1998 | Dec 16, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #78 | 10,500 | 42731611 |
| 481423 | Dec 11, 1998 | Dec 11, 1998 | Fina Oil & Chemical Company | State of Texas #12 Gas Unit #1 #12 | 10,000 | 42733145 |
| 481423Amendment | Dec 11, 1998 | Dec 11, 1998 | Fina Oil & Chemical Company | State of Texas Gas Unit #1 #12 | 10,000 | 42733145 |
| 481334 | Dec 9, 1998 | Dec 9, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #86 | 9,500 | 42731891 |
| 481338 | Dec 7, 1998 | Dec 7, 1998 | Oryx Energy Company | McKinney, A. #33 | 9,950 | 42733144 |
| 481143 | Nov 25, 1998 | Nov 25, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #111 | 9,600 | 42733143 |
| 481136 | Nov 25, 1998 | Nov 25, 1998 | Star of Texas Energy Srvs, Inc. | Trustee #2 #1 | 5,420 | 42733032 |
| 481135 | Nov 25, 1998 | Nov 25, 1998 | Star of Texas Energy Srvs, Inc. | Trustee #2A #1 | 6,000 | 42733142 |
| 481074 | Nov 25, 1998 | Nov 25, 1998 | Reh Energy, Inc. | Montalvo, N. R. #59 | 5,500 | 42733140 |
| 481098 | Nov 24, 1998 | Nov 24, 1998 | Coastal Oil & Gas Corporation | Cow Creek Corporation et Al. #1 | 15,000 | 42733141 |
| 480599 | Nov 16, 1998 | Nov 16, 1998 | M. J. G., Inc. | Texas Osage Gas Unit No. 1 #1 | 8,373 | 42732153 |
| 480383 | Nov 12, 1998 | Nov 12, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #10 | 8,000 | 42732380 |
| 480692 | Nov 6, 1998 | Nov 6, 1998 | Tri-C Resources, Inc. | TCR Speer-State #2 | 7,900 | 42733139 |
| 480652 | Nov 4, 1998 | Nov 4, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas-Slick # 3 #1 | 6,500 | 42733138 |
| 480102 | Nov 3, 1998 | Nov 3, 1998 | Fina Oil & Chemical Company | Fina Conoco Fee #9 | 7,500 | 42732373 |
| 480358 | Oct 21, 1998 | Oct 21, 1998 | Carrizo Oil & Gas, Inc. | Yturria, Hensley #1 | 7,356 | 42733120 |
| 480323 | Oct 20, 1998 | Oct 20, 1998 | Carrizo Oil & Gas, Inc. | Neblett #1 | 10,354 | 42733034 |
| 480298 | Oct 20, 1998 | Oct 20, 1998 | Coastal Oil & Gas Corporation | Guerra GU "D" #14 | 15,040 | 42733137 |
| 480228 | Oct 20, 1998 | Oct 20, 1998 | Samedan Oil Corporation | Martinez "B" #47 | 6,834 | 42732947 |
| 480157 | Oct 14, 1998 | Oct 14, 1998 | Tri-C Resources, Inc. | La Brisa Ranch #1 | 6,800 | 42733136 |
| 480101 | Oct 14, 1998 | Oct 14, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #15 | 7,800 | 42732463 |
| 480101Amendment | Oct 14, 1998 | Oct 14, 1998 | Fina Oil & Chemical Company | Fina-Conoco Fee #15 | 7,800 | 42732463 |
| 480085 | Oct 12, 1998 | Oct 12, 1998 | Oryx Energy Company | Garcia, I. Y. #23 | 8,400 | 42733135 |
| 480085Amendment | Oct 12, 1998 | Oct 12, 1998 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, I. Y. #23 | 12,900 | 42733135 |
| 479872 | Oct 9, 1998 | Oct 9, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #93 | 10,090 | 42732029 |
| 479297 | Oct 6, 1998 | Oct 6, 1998 | Texas Independent Explor., Inc. | La Brisa 91 #6 | 7,200 | 42733129 |
| 479789 | Oct 1, 1998 | Oct 1, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #114 | 10,800 | 42733000 |
| 479752 | Sep 30, 1998 | Sep 30, 1998 | Bass Enterprises Production Co. | Bloomberg #17 | 10,000 | 42733131 |
| 479776 | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate -C- #13 | 10,000 | 42733134 |
| 479775 | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate "C" #14 | 11,000 | 42733133 |
| 479775Amendment | Sep 29, 1998 | Sep 29, 1998 | Oryx Energy Company | Slick Estate "C" #14 | 11,000 | 42733133 |
| 479761 | Sep 29, 1998 | Sep 29, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas-Slick #2 #1 | 5,700 | 42733132 |
| 479587 | Sep 28, 1998 | Sep 28, 1998 | Barrett Brothers Oil & Gas, Inc. | Pirtle #1 | 9,000 | 42733076 |
| 479684 | Sep 24, 1998 | Sep 24, 1998 | Oryx Energy Company | Alvarez-Hinojosa Gas Unit #2 | 7,495 | 42732343 |
| 479109 | Sep 23, 1998 | Sep 23, 1998 | Oryx Energy Company | Hermann, A. G. Gas Unit #3 | 7,180 | 42732188 |
| 479627 | Sep 22, 1998 | Sep 22, 1998 | Edge Petroleum Oper. Co., Inc. | Villarreal et Al #1 | 5,000 | 42733130 |
| 479430 | Sep 16, 1998 | Sep 16, 1998 | Fina Oil & Chemical Company | Slick, T. B. Estate #121U | 5,700 | 42733054 |
| 479399 | Sep 11, 1998 | Sep 11, 1998 | Oryx Energy Company | A. G. Hermann Gas Unit #6 | 6,964 | 42732881 |
| 479371 | Sep 10, 1998 | Sep 10, 1998 | Oryx Energy Company | Chapotal Land Co. -A- #24 | 4,730 | 42731850 |
| 479371Amendment | Sep 10, 1998 | Sep 10, 1998 | Kerr-McGee Corporation | Chapotal Land Co. -A- #24 | 8,999 | 42731850 |
| 479371Amendment | Sep 10, 1998 | Sep 10, 1998 | Kerr-McGee Corporation | Chapotal Land Co. -A- #24 | 8,999 | 42731850 |
| 479107 | Aug 28, 1998 | Aug 28, 1998 | Oryx Energy Company | Alvarez-Hinojosa Gas Unit #3 | 7,250 | 42732960 |
| 479045 | Aug 28, 1998 | Aug 28, 1998 | Mueller Engineering Corp. | Slick Estate #4 | 3,600 | 42733128 |
| 479045Amendment | Aug 28, 1998 | Aug 28, 1998 | Mueller Engineering Corp. | Slick Estate #4 | 3,600 | 42733128 |
| 479032 | Aug 27, 1998 | Aug 27, 1998 | Linder Oil Company,a Partnership | Texaco Fee- Guerra "A" #1STH | 3,600 | 42732759 |
| 478942 | Aug 24, 1998 | Aug 24, 1998 | Shana Petroleum Company | De Garza, J. G. #10 | 7,600 | 42733127 |
| 478828 | Aug 19, 1998 | Aug 19, 1998 | Star of Texas Energy Srvs, Inc. | State of Texas Slick #1 #1 | 6,500 | 42733126 |
| 478741 | Aug 18, 1998 | Aug 18, 1998 | Texas Oilfield Envir. Serv.,inc | Cameron-State #1A | 5,700 | 42731516 |
| 478761 | Aug 17, 1998 | Aug 17, 1998 | Tesoro E&P Company, L.P. | Guerra, A. "A" #12 | 9,500 | 42733125 |
| 478759 | Aug 17, 1998 | Aug 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #11 | 16,000 | 42733124 |
| 477803 | Aug 10, 1998 | Aug 10, 1998 | Hughes, Dan A. Company | Guerra Mineral Trust "NCT III" #9 | 2,485 | 42733026 |
| 478551 | Aug 6, 1998 | Aug 6, 1998 | Carrizo Oil & Gas, Inc. | Thomas, Carrizo No. 1 #1 | 9,500 | 42733123 |
| 478243 | Jul 28, 1998 | Jul 28, 1998 | Texas Independent Explor., Inc. | Cameron 487 #1 | 8,263 | 42732706 |
| 478141 | Jul 23, 1998 | Jul 23, 1998 | Texas Independent Explor., Inc. | Cameron 487 #2 | 8,200 | 42732742 |
| 478081 | Jul 17, 1998 | Jul 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #15 | 15,500 | 42733122 |
| 477424 | Jul 14, 1998 | Jul 14, 1998 | Samedan Oil Corporation | Martinez B #47 | 6,430 | 42732947 |
| 477611 | Jul 13, 1998 | Jul 13, 1998 | Redman Operating Company | Canales, R. #1 | 6,000 | 42733121 |
| 477837 | Jul 10, 1998 | Jul 10, 1998 | Coastal Oil & Gas Corporation | Guerra GU "B" #2 | 12,879 | 42732550 |
| 477811 | Jul 9, 1998 | Jul 9, 1998 | Oryx Energy Company | Speer, George H. #21 | 7,385 | 42732319 |
| 477810 | Jul 9, 1998 | Jul 9, 1998 | Shana Petroleum Company | De Garza, J. G. #9 | 7,465 | 42732198 |
| 477529 | Jul 1, 1998 | Jul 1, 1998 | Samedan Oil Corporation | Martinez -B- #29 | 6,015 | 42701254 |
| 477553 | Jun 29, 1998 | Jun 29, 1998 | Carrizo Oil & Gas, Inc. | Hensley-Yturria #1 | 8,000 | 42733120 |
| 477238 | Jun 17, 1998 | Jun 17, 1998 | Coastal Oil & Gas Corporation | Guerra GU "C" #8 | 16,000 | 42733119 |
| 476872 | Jun 10, 1998 | Jun 10, 1998 | Pyle Petroleum Inc. | Kempner Minerals, LP #2 | 5,200 | 42731413 |
| 476727 | May 29, 1998 | May 29, 1998 | Conoco Inc. | Slick, T.B. B-506 #190 | 6,450 | 42733117 |
| 476726 | May 29, 1998 | May 29, 1998 | Conoco Inc. | T. B. Slick B-506 #191 | 6,450 | 42733118 |
| 476669 | May 29, 1998 | May 29, 1998 | Fina Oil & Chemical Company | State Slick D #21 | 9,000 | 42732795 |
| 476669Amendment | May 29, 1998 | May 29, 1998 | Fina Oil & Chemical Company | State Slick D #21 | 9,000 | 42732795 |
| 476550 | May 29, 1998 | May 29, 1998 | Integrated Operating Corporation | Heard, J. F. B. #5A | 4,320 | 42732484 |
| 476683 | May 28, 1998 | May 28, 1998 | Tri-C Resources, Inc. | Speers-State #1 | 8,000 | 42733116 |
| 476683Amendment | May 28, 1998 | May 28, 1998 | Tri-C Resources, Inc. | TCR Speer State #1 | 8,000 | 42733116 |
| 476661 | May 27, 1998 | May 27, 1998 | Tri-C Resources, Inc. | Hall #1 | 7,000 | 42733115 |