| 133219 | Sep 15, 1981 | Sep 15, 1981 | Mesa Petroleum Co. | Saldivar Estate #747933132 | 11,549 |
| 133158 | Sep 15, 1981 | Sep 15, 1981 | U. S. Operating, Inc. | Gates Ranch #1-3247933131 | 6,000 |
| 133220 | Sep 14, 1981 | Sep 14, 1981 | Killam & Hurd, Ltd. | Fee #1-94247933133 | 10,500 |
| 133148 | Sep 14, 1981 | Sep 14, 1981 | Getty Oil Co. | El Gato #547933130 | 9,200 |
| 133046 | Sep 11, 1981 | Sep 11, 1981 | HNG Oil Company | Hirsch Estate 2072 #147933129 | 9,300 |
| 132793 | Sep 10, 1981 | Sep 10, 1981 | Mesa Petroleum Co. | Saldivar Estate #847933128 | 11,430 |
| 132788 | Sep 10, 1981 | Sep 10, 1981 | Hopson, Fred S. | Santos, A. Jr. #147933127 | 7,084 |
| 137528 | Sep 4, 1981 | Sep 4, 1981 | Bar M Petroleum Co., Inc. | Arnold #447933168 | 5,250 |
| 132040 | Sep 2, 1981 | Sep 2, 1981 | Mobil Producing TX. & N.M. Inc. | Bonugli, Helen #147933126 | 13,000 |
| 132034 | Sep 1, 1981 | Sep 1, 1981 | Killam & Hurd, Ltd. | Benavides, Rosa V. De #4647933123 | 4,300 |
| 132030 | Sep 1, 1981 | Sep 1, 1981 | GHR Energy Corp. | Carr #747933124 | 10,500 |
| 131902 | Sep 1, 1981 | Sep 1, 1981 | TXO Production Corp. | Palafox "E" #1347933125 | 6,300 |
| 131641 | Aug 31, 1981 | Aug 31, 1981 | Geo Expl., Inc/Viking Pet., Inc | Bruni-Summers #147933122 | 11,000 |
| 131546 | Aug 28, 1981 | Aug 28, 1981 | Davis & Forbes | Kirkpatrick, O.G. NCT-1 #1047933121 | 1,900 |
| 131545 | Aug 28, 1981 | Aug 28, 1981 | Davis & Forbes | Kirkpatrick, O.G. NCT-1 #1147933120 | 1,900 |
| 131544 | Aug 28, 1981 | Aug 28, 1981 | Davis & Forbes | Kirkpatrick, O.G. NCT-1 #1247933119 | 1,900 |
| 131442 | Aug 28, 1981 | Aug 28, 1981 | GHR Energy Corp. | Schwarz, E.H. #347931375 | 11,340 |
| 131409 | Aug 28, 1981 | Aug 28, 1981 | HNG Oil Company | Norfleet, A.V. #247933118 | 7,500 |
| 131264 | Aug 25, 1981 | Aug 25, 1981 | Petro-Lewis Corporation | Petty, O.S. "B" #5-2147933117 | 6,250 |
| 130731 | Aug 24, 1981 | Aug 24, 1981 | Price Drilling & Exploration Co. | Vaquillas Ranch Co. #126747932140 | 2,259 |
| 130637 | Aug 20, 1981 | Aug 20, 1981 | Chevron U. S. A. Inc. | Pena, Helen L. #147933116 | 10,000 |
| 130585 | Aug 20, 1981 | Aug 20, 1981 | El Paso Exploration Co. | Hein Trust #147933114 | 11,500 |
| 130566 | Aug 20, 1981 | Aug 20, 1981 | Forest Oil Corp. | Olmitos Ranch, Inc. #147932583 | 10,450 |
| 130625 | Aug 17, 1981 | Aug 17, 1981 | Sanchez-O'Brien Oil & Gas Corp. | Vaquillas Ranch Ltd "A" #147933115 | 9,500 |
| 130301 | Aug 14, 1981 | Aug 14, 1981 | Conoco Inc. | Benavides, Carlos #147933113 | 14,000 |
| 130186 | Aug 13, 1981 | Aug 13, 1981 | Gulf Oil Corp. | Ramirez, J. E. #247933112 | 9,500 |
| 129820 | Aug 12, 1981 | Aug 12, 1981 | GHR Energy Corp. | Carr #647933524 | 10,500 |
| 129814 | Aug 12, 1981 | Aug 12, 1981 | Zero Corporation of Texas | Moos #147933110 | 2,508 |
| 129348 | Aug 10, 1981 | Aug 10, 1981 | Diamex Co. | Martin-Volz #247933109 | 9,000 |
| 129243 | Aug 10, 1981 | Aug 10, 1981 | Pennzoil Producing Co. | Hall, Alice B. B.M.T. #7-147933108 | 13,300 |
| 129232 | Aug 10, 1981 | Aug 10, 1981 | Damson Oil Corp. | Petty, O. S. #4-1147933107 | 5,700 |
| 129157 | Aug 7, 1981 | Aug 7, 1981 | Overly Operating Co. | Martinez, Ramiro et Al #147933106 | 7,700 |
| 129154 | Aug 7, 1981 | Aug 7, 1981 | Warrior Management Co. | McNary #147933105 | 7,500 |
| 128848 | Aug 6, 1981 | Aug 6, 1981 | HNG Oil Company | Vaquillas Ranch #646147933104 | 9,420 |
| 128812 | Aug 5, 1981 | Aug 5, 1981 | Forest Oil Corp. | Russell-Winch #547933103 | 10,100 |
| 127639 | Jul 29, 1981 | Jul 29, 1981 | Amoco Production Company | Killam-Hurd-Amoco-Trautman #947933102 | 7,500 |
| 127638 | Jul 29, 1981 | Jul 29, 1981 | Amoco Production Company | Killam-Hurd-Amoco-Trautman #847933101 | 7,500 |
| 127637 | Jul 29, 1981 | Jul 29, 1981 | Amoco Production Company | Killam-Hurd-Amoco Trautmann #747933100 | 7,500 |
| 127636 | Jul 29, 1981 | Jul 29, 1981 | Amoco Production Company | Killam-Hurd-Amoco-Trautman #547933099 | 7,500 |
| 127634 | Jul 29, 1981 | Jul 29, 1981 | Petro-Lewis Corporation | Petty, O. S. #2-2547933098 | 5,550 |
| 127632 | Jul 29, 1981 | Jul 29, 1981 | Petro-Lewis Corporation | Petty, O.S. #1-2547933097 | 6,250 |
| 127621 | Jul 29, 1981 | Jul 29, 1981 | Mobil Producing TX. & N.M. Inc. | Villanueva Unit #147933095 | 7,808 |
| 127620 | Jul 29, 1981 | Jul 29, 1981 | HNG Oil Company | Vaquillas Ranch #645147933094 | 9,400 |
| 127619 | Jul 29, 1981 | Jul 29, 1981 | HNG Oil Company | Vaquillas Ranch #135147933093 | 9,500 |
| 127605 | Jul 29, 1981 | Jul 29, 1981 | Consolidated Oil & Gas, Inc. | BMT #647933092 | 8,500 |
| 127602 | Jul 29, 1981 | Jul 29, 1981 | Good Hope Refineries, Inc. | Lundell #847932477 | 10,350 |
| 127592 | Jul 29, 1981 | Jul 29, 1981 | Stampede Energy Corp. | James #1647933091 | 7,500 |
| 127588 | Jul 29, 1981 | Jul 29, 1981 | Stampede Energy Corp. | James #1747933090 | 7,500 |
| 127587 | Jul 29, 1981 | Jul 29, 1981 | Conoco Inc. | Benavides, Rosa V. -E #747933089 | 9,450 |
| 127586 | Jul 29, 1981 | Jul 29, 1981 | Stampede Energy Corp. | James #1547933088 | 7,500 |
| 127202 | Jul 27, 1981 | Jul 27, 1981 | Conoco Inc. | Vaquillas Ranch-B #1347933087 | 12,114 |
| 127120 | Jul 27, 1981 | Jul 27, 1981 | Getty Oil Co. | El Gato #347933086 | 9,000 |
| 127117 | Jul 27, 1981 | Jul 27, 1981 | Getty Oil Co. | Walker-C #147904083 | 6,790 |
| 127099 | Jul 27, 1981 | Jul 27, 1981 | Good Hope Refineries, Inc. | Bruni Ranch #747933085 | 12,200 |
| 127073 | Jul 27, 1981 | Jul 27, 1981 | Southland Royalty Company | Bruni Mineral Trust #147933082 | 17,908 |
| 126714 | Jul 24, 1981 | Jul 24, 1981 | Hughes & Hughes | Longoria, M. T. -A- #147933081 | 10,750 |
| 126395 | Jul 23, 1981 | Jul 23, 1981 | Mesa Petroleum Co. | Saldivar Estate #647933080 | 11,633 |
| 127087 | Jul 22, 1981 | Jul 22, 1981 | Morris Exploration, Inc. | Guerra, Francisco #247933084 | 1,800 |
| 128258 | Jul 21, 1981 | Jul 21, 1981 | Good Hope Refineries, Inc. | Lundell #1147932479 | 10,825 |
| 125736 | Jul 20, 1981 | Jul 20, 1981 | Hughes & Hughes | De Benavides, Rosa V. et Al #547932658 | 11,000 |
| 125730 | Jul 20, 1981 | Jul 20, 1981 | Zero Corporation of Texas | Moos, H "B" #647933079 | 2,500 |
| 125728 | Jul 20, 1981 | Jul 20, 1981 | Zero Corporation of Texas | Moos, H. "B" #747933078 | 2,500 |
| 125726 | Jul 20, 1981 | Jul 20, 1981 | Damson Oil Corp. | Petty, O.S. #3-1147933077 | 5,700 |
| 125725 | Jul 20, 1981 | Jul 20, 1981 | Damson Oil Corp. | Petty, O.S. #2-1147933076 | 5,700 |
| 125722 | Jul 20, 1981 | Jul 20, 1981 | Good Hope Refineries, Inc. | Leyendecker, M.M. Gas Unit #147930774 | 8,354 |
| 125720 | Jul 20, 1981 | Jul 20, 1981 | Mesa Petroleum Co. | Saldivar Estate #547933075 | 9,975 |
| 125679 | Jul 20, 1981 | Jul 20, 1981 | Good Hope Refineries, Inc. | Carr #147932151 | 10,989 |
| 125675 | Jul 20, 1981 | Jul 20, 1981 | Forest Oil Corp. | Vaquillas Ranch Co., Ltd. #1347933074 | 10,700 |
| 125674 | Jul 20, 1981 | Jul 20, 1981 | Forest Oil Corp. | Vaquillas Rch. Co.state Gas Unit #347933073 | 10,600 |
| 125673 | Jul 20, 1981 | Jul 20, 1981 | Forest Oil Corp. | Vergara-Rayzor Gas Unit #147933072 | 11,000 |
| 125665 | Jul 20, 1981 | Jul 20, 1981 | Central Producers, Inc. | Atlantic Refining Co. #447933071 | 750 |
| 125664 | Jul 20, 1981 | Jul 20, 1981 | Central Producers, Inc. | Laredo National Bank #147901597 | 2,200 |
| 125341 | Jul 15, 1981 | Jul 15, 1981 | Sohio Petroleum Co. | Watkins, Griffin Estate #147933069 | 16,000 |
| 127081 | Jul 14, 1981 | Jul 14, 1981 | Amoco Production Company | Killam-Hurd-Amoco Trautman #247933083 | 7,550 |
| 125510 | Jul 14, 1981 | Jul 14, 1981 | CNR Resources, Inc. | De Benavides, Rosa V. CNR #3147933070 | 8,000 |
| 124994 | Jul 13, 1981 | Jul 13, 1981 | GHR Energy Corp. | Schwarz #547933068 | 10,600 |
| 145990 | Jul 10, 1981 | Jul 10, 1981 | Monterrey Petroleum Corp. | Blocker Ranch "H" 1841 #547933219 | 5,600 |
| 124780 | Jul 10, 1981 | Jul 10, 1981 | CNR Resources, Inc. | De Benavides, Rosa V. - CNR #3047933064 | 8,000 |
| 124892 | Jul 9, 1981 | Jul 9, 1981 | Petro-Lewis Corporation | Petty, O.S. #1-847933067 | 5,650 |
| 124891 | Jul 9, 1981 | Jul 9, 1981 | Petro-Lewis Corporation | Petty, O.S. #2-847933066 | 6,250 |
| 132198 | Jul 8, 1981 | Jul 8, 1981 | Smith, R. E. | Benavides, S. #1547902307 | 2,897 |
| 132194 | Jul 8, 1981 | Jul 8, 1981 | Smith, R. E. | S. Benavides "A" #447902281 | 2,840 |
| 124299 | Jul 8, 1981 | Jul 8, 1981 | Killam & Hurd, Ltd. | White, Grace N. #147933063 | 4,000 |
| 124120 | Jul 7, 1981 | Jul 7, 1981 | Conoco Inc. | Vaquillas Ranch A-1 #1247933062 | 8,643 |
| 124864 | Jul 6, 1981 | Jul 6, 1981 | Morris Exploration, Inc. | Guerra, F #147933065 | 1,800 |
| 124018 | Jul 6, 1981 | Jul 6, 1981 | Forest Oil Corp. | Lundells, Inc #247933061 | 11,200 |
| 123922 | Jul 6, 1981 | Jul 6, 1981 | Killam & Hurd, Ltd. | Killam & Hurd Fee (1690) #147933059 | 10,000 |
| 123711 | Jul 3, 1981 | Jul 3, 1981 | Good Hope Refineries, Inc. | Lundell #247932447 | 10,080 |
| 130407 | Jul 2, 1981 | Jul 2, 1981 | Conoco Inc. | Zachry, H. B. "C" #447931216 | 8,018 |
| 123946 | Jun 29, 1981 | Jun 29, 1981 | CNR Resources, Inc. | De Benavidas, Rosa V. - CNR #3247933060 | 5,500 |
| 124741 | Jun 25, 1981 | Jun 25, 1981 | Amoco Production Company | Killam-Hurd-Amoco Cantu #247933056 | 7,550 |
| 122525 | Jun 24, 1981 | Jun 24, 1981 | Good Hope Refineries, Inc. | Nordan Trust et Al #147933055 | 13,500 |
| 122512 | Jun 24, 1981 | Jun 24, 1981 | Hughes & Hughes Oil Co. | Olmitos Ranch, Inc. State -A- #547932892 | 8,800 |
| 122031 | Jun 22, 1981 | Jun 22, 1981 | Mueller Engineering Corp. | Olmitos Ranch, Inc. "B" #2-VL47930058 | 7,216 |
| 121871 | Jun 19, 1981 | Jun 19, 1981 | Consolidated Oil & Gas, Inc. | BMT #547933053 | 8,300 |
| 121657 | Jun 18, 1981 | Jun 18, 1981 | Good Hope Refineries, Inc. | Frost National Bank #847933051 | 11,500 |
| 121548 | Jun 18, 1981 | Jun 18, 1981 | Price Drilling & Exploration Co. | Benavides, A. #2-2347933048 | 2,900 |
| 121546 | Jun 18, 1981 | Jun 18, 1981 | Bright & Co. | Yeager-Armstrong #247933047 | 6,858 |
| 122043 | Jun 16, 1981 | Jun 16, 1981 | Getty Oil Co. | El Gato #447933054 | 9,200 |
| 121215 | Jun 16, 1981 | Jun 16, 1981 | Harwood Exploration, Inc. | Benavides, Guillermo #147933046 | 3,500 |