| 346129 | May 5, 1988 | May 5, 1988 | Lewis Petro Properties, Inc. | Eads #1 | 7,900 | 47934679 |
| 346129Amendment | May 5, 1988 | May 5, 1988 | Lewis Petro Properties, Inc. | Eads #1 | 7,900 | 47934679 |
| 346002 | May 4, 1988 | May 4, 1988 | Killam Oil Company | De Benavides, Rosa V. #2412 | 3,700 | 47934952 |
| 346002Amendment | May 4, 1988 | May 4, 1988 | Killam Oil Company | De Benavides, Rosa V. "412" #2 | 3,700 | 47934952 |
| 345839 | May 3, 1988 | May 3, 1988 | Lewis Petro Properties, Inc. | Leyendecker-Kone #3 | 7,500 | 47934892 |
| 345895 | Apr 29, 1988 | Apr 29, 1988 | Getty Oil Co. | Vaquillas Ranch #6 | 10,300 | 47934673 |
| 345894 | Apr 29, 1988 | Apr 29, 1988 | Texaco Inc. | Bruni, A. M. Fee #17 | 10,450 | 47934674 |
| 345842 | Apr 29, 1988 | Apr 29, 1988 | Enron Oil & Gas Company | Lessor, Mary Etta #4 | 6,218 | 47934064 |
| 345858 | Apr 28, 1988 | Apr 28, 1988 | Sagex, Inc. | Dickinson, C. B. #4 | 10,000 | 47934672 |
| 345616 | Apr 28, 1988 | Apr 28, 1988 | Killam Oil Company | Texaco Inc. Catto Heirs #1 Unit #1 | 8,500 | 47933949 |
| 345664 | Apr 26, 1988 | Apr 26, 1988 | Chevron U. S. A. Inc. | Bruni Mineral Trust "A" #22 | 10,800 | 47934671 |
| 343421 | Apr 26, 1988 | Apr 26, 1988 | L.T.D. Explorations Inc. | Killam & Hurd, L.T.D., Fee #2A | 1,300 | 47934653 |
| 345535 | Apr 21, 1988 | Apr 21, 1988 | Transamerican Natural Gas Corp. | Lundell #55 | 11,100 | 47934670 |
| 345379 | Apr 18, 1988 | Apr 18, 1988 | TDC Engineering, Inc. | Wright, Scott Oils #5 | 7,000 | 47934669 |
| 345189 | Apr 14, 1988 | Apr 14, 1988 | Michael Petroleum Corporation | Martin-Volz #1 | 9,700 | 47934668 |
| 345142 | Apr 14, 1988 | Apr 14, 1988 | Forest Oil Corp. | Lundell A #2 | 10,800 | 47933851 |
| 345050 | Apr 11, 1988 | Apr 11, 1988 | Sanchez-O'Brien Oil & Gas Corp. | O'Keefe #2 | 8,300 | 47934667 |
| 344967 | Apr 11, 1988 | Apr 11, 1988 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch, South #14 | 8,750 | 47934666 |
| 344932 | Apr 11, 1988 | Apr 11, 1988 | Hamilton, J. R. & Archer, J.R. | Hendrickson, K. #1 | 8,500 | 47934665 |
| 344860 | Apr 6, 1988 | Apr 6, 1988 | Enron Oil & Gas Company | James Trust 953 #10 | 8,000 | 47934663 |
| 344859 | Apr 6, 1988 | Apr 6, 1988 | Enron Oil & Gas Company | James Trust 951 #11 | 8,100 | 47934664 |
| 344769 | Apr 4, 1988 | Apr 4, 1988 | Sagex, Inc. | Benavides, Charlotte Adams #1 | 10,000 | 47934662 |
| 344613 | Apr 1, 1988 | Apr 1, 1988 | Graham Royalty, Ltd. | Petty, O. S. #1025 | 5,540 | 47933097 |
| 344132 | Mar 23, 1988 | Mar 23, 1988 | RBD-PNB Operating Agency | Briscoe "H" #10 | 5,000 | 47934661 |
| 344079 | Mar 22, 1988 | Mar 22, 1988 | TDC Engineering, Inc. | Malakoff-Peterson #5S | 1,700 | 47934659 |
| 344087 | Mar 21, 1988 | Mar 21, 1988 | Transamerican Natural Gas Corp. | Frost National Bank #31 | 10,600 | 47934660 |
| 343729 | Mar 18, 1988 | Mar 18, 1988 | Frio Production Co. | McGrath, Marie #1 | 1,700 | 47934658 |
| 343916 | Mar 17, 1988 | Mar 17, 1988 | Amoco Production Company | Killam-Hurd-Amoco Fee "E" #1 | 7,620 | 47933228 |
| 343904 | Mar 17, 1988 | Mar 17, 1988 | Columbus Energy Corp. | Schwarz #6 | 7,100 | 47934657 |
| 343904Amendment | Mar 17, 1988 | Mar 17, 1988 | Columbus Energy Corp. | Schwarz #6 | 7,100 | 47934657 |
| 343931 | Mar 15, 1988 | Mar 15, 1988 | Sanchez-O'Brien Oil & Gas Corp. | San Isidro Farm #2 | 8,800 | 47934656 |
| 343931Amendment | Mar 15, 1988 | Mar 15, 1988 | Sanchez-O'Brien Oil & Gas Corp. | San Isidro Farm #2 | 8,800 | 47934656 |
| 343767 | Mar 15, 1988 | Mar 15, 1988 | Enron Oil & Gas Company | Bruni Mineral "a" NCT #1 | 5,200 | 47930848 |
| 343763 | Mar 14, 1988 | Mar 14, 1988 | Columbus Energy Corp. | Schwarz #5 | 7,100 | 47934655 |
| 343564 | Mar 9, 1988 | Mar 9, 1988 | Rolf, E. Gerald | Benavides, A. T. #1 | 3,700 | 47934654 |
| 343377 | Mar 4, 1988 | Mar 4, 1988 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #31 | 5,540 | 47931060 |
| 343455 | Mar 3, 1988 | Mar 3, 1988 | Transamerican Natural Gas Corp. | Schwarz #12 | 8,500 | 47934652 |
| 343315 | Mar 2, 1988 | Mar 2, 1988 | Chevron U. S. A. Inc. | Vidaurri, R. #8 | 9,425 | 50531226 |
| 343270 | Mar 1, 1988 | Mar 1, 1988 | Enron Oil & Gas Company | Garner, Tully C. 1056 #2 | 8,030 | 47934651 |
| 343191 | Feb 26, 1988 | Feb 26, 1988 | TDC Engineering, Inc. | Malakoff-Peterson #4 | 7,300 | 47934650 |
| 343176 | Feb 26, 1988 | Feb 26, 1988 | Enron Oil & Gas Company | Garner, Tully C. #13 | 8,050 | 47934649 |
| 343176Amendment | Feb 26, 1988 | Feb 26, 1988 | Enron Oil & Gas Company | Garner, Tully C. #13 | 8,050 | 47934649 |
| 343206 | Feb 25, 1988 | Feb 25, 1988 | Transamerican Natural Gas Corp. | Hereford #23 | 8,500 | 47934648 |
| 343109 | Feb 25, 1988 | Feb 25, 1988 | Forest Oil Corp. | Bonebrake #4 | 10,500 | 47934647 |
| 342731 | Feb 25, 1988 | Feb 25, 1988 | Enron Oil & Gas Company | Bruni Mineral "A" #8 | 11,000 | 47934645 |
| 342718 | Feb 19, 1988 | Feb 19, 1988 | Getty Oil Co. | El Gato #18 | 10,000 | 47934644 |
| 342861 | Feb 18, 1988 | Feb 18, 1988 | Sanchez-O'Brien Oil & Gas Corp. | Link Ranch #2 | 8,000 | 47934646 |
| 342673 | Feb 17, 1988 | Feb 17, 1988 | Transamerican Natural Gas Corp. | Lundell #51 | 10,000 | 47934643 |
| 342651 | Feb 16, 1988 | Feb 16, 1988 | Transamerican Natural Gas Corp. | Hereford #22 | 7,900 | 47934642 |
| 342650 | Feb 16, 1988 | Feb 16, 1988 | Transamerican Natural Gas Corp. | B.M.T. #24 | 11,300 | 47934641 |
| 342513 | Feb 10, 1988 | Feb 10, 1988 | Michael Petroleum Corporation | Lundell - 48 #1 | 10,800 | 47934640 |
| 342513Amendment | Feb 10, 1988 | Feb 10, 1988 | Michael Petroleum Corporation | Lundell - 48 #1 | 11,500 | 47934640 |
| 342412 | Feb 10, 1988 | Feb 10, 1988 | Hopson, Fred S. | L.N.B. #1X | 8,000 | 47934377 |
| 342482 | Feb 9, 1988 | Feb 9, 1988 | TDC Engineering, Inc. | Wright, Scott Oils #4 | 7,200 | 47934639 |
| 342419 | Feb 9, 1988 | Feb 9, 1988 | Enron Oil & Gas Company | Benavides, Rosa V. 1908 #1 | 10,000 | 47934638 |
| 342375 | Feb 9, 1988 | Feb 9, 1988 | Mobil Producing TX. & N.M. Inc. | South Callaghan Ranch #7 | 7,610 | 47933451 |
| 342072 | Jan 29, 1988 | Jan 29, 1988 | Amoco Production Company | Killam-Hurd Amoco 'AP' #1 | 7,900 | 47934637 |
| 342029 | Jan 29, 1988 | Jan 29, 1988 | Coalinga Corporation | Kirkpatrick, O.G. #16 | 2,450 | 47934636 |
| 342029Amendment | Jan 29, 1988 | Jan 29, 1988 | Coalinga Corporation | Kirkpatrick, O.G. #16 | 2,450 | 47934636 |
| 341789 | Jan 22, 1988 | Jan 22, 1988 | Michael Petroleum Corporation | McKendrick #1 | 9,900 | 47934635 |
| 341648 | Jan 20, 1988 | Jan 20, 1988 | TDC Engineering, Inc. | Johnson Unit #1 | 7,200 | 47934634 |
| 341648Amendment | Jan 20, 1988 | Jan 20, 1988 | TDC Engineering, Inc. | Johnson #1 | 7,200 | 47934634 |
| 341400 | Jan 18, 1988 | Jan 18, 1988 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch, South #13 | 10,000 | 47934632 |
| 341400Amendment | Jan 18, 1988 | Jan 18, 1988 | Mobil Producing TX. & N.M. Inc. | South Callaghan Ranch #13 | 10,000 | 47934632 |
| 341405 | Jan 15, 1988 | Jan 15, 1988 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch, South #12 | 9,000 | 47934633 |
| 341334 | Jan 14, 1988 | Jan 14, 1988 | Sanchez-O'Brien Oil & Gas Corp. | O'Keefe #1 | 8,300 | 47934631 |
| 341334Amendment | Jan 14, 1988 | Jan 14, 1988 | Sanchez-O'Brien Oil & Gas Corp. | O'Keefe #1 | 8,300 | 47934631 |
| 341323 | Jan 14, 1988 | Jan 14, 1988 | Getty Oil Co. | El Gato #13 | 9,105 | 47934385 |
| 341320 | Jan 13, 1988 | Jan 13, 1988 | Basic Earth Science Systems,inc. | West Cole #122 | 2,413 | 47932281 |
| 341237 | Jan 13, 1988 | Jan 13, 1988 | Transamerican Natural Gas Corp. | Vergara "C" #2 | 10,500 | 47934630 |
| 341234 | Jan 13, 1988 | Jan 13, 1988 | Killam Oil Company | K & H "1647" #2 | 10,000 | 47934629 |
| 341154 | Jan 7, 1988 | Jan 7, 1988 | Enron Oil & Gas Company | Bruni Mineral "a" NCT #7 | 11,600 | 47934628 |
| 341145 | Jan 7, 1988 | Jan 7, 1988 | Sanchez-O'Brien Oil & Gas Corp. | San Isidro Farm #1 | 8,900 | 47934627 |
| 340772 | Jan 6, 1988 | Jan 6, 1988 | Lewis Petro Properties, Inc. | Kone #1C | 7,280 | 47930410 |
| 340937 | Jan 4, 1988 | Jan 4, 1988 | Rosewood Resources, Inc. | Caterina Lopez Estate #1 | 6,500 | 47934626 |
| 340921 | Dec 31, 1987 | Dec 31, 1987 | Amoco Production Company | Killam-Hurd-Amoco 'AN' #1 | 8,600 | 47934624 |
| 340920 | Dec 31, 1987 | Dec 31, 1987 | Amoco Production Company | Killam-Hurd-Amoco "AO" #1 | 7,800 | 47934625 |
| 340756 | Dec 29, 1987 | Dec 29, 1987 | Michael Petroleum Corporation | Pena-Rodriguez Gas Unit #2 | 8,000 | 47934623 |
| 340501 | Dec 22, 1987 | Dec 22, 1987 | Enron Oil & Gas Company | Hirsch Estate 2096 #6 | 9,650 | 47934622 |
| 340531 | Dec 21, 1987 | Dec 21, 1987 | Sagex, Inc. & Phoenix Oper., Inc | Dickinson, C. B. #1 | 10,000 | 47934621 |
| 340482 | Dec 21, 1987 | Dec 21, 1987 | Lewis Petro Properties, Inc. | Long, J. E. #1 | 7,450 | 47934620 |
| 340449 | Dec 18, 1987 | Dec 18, 1987 | TDC Engineering, Inc. | Malakoff-Peterson #3 | 8,000 | 47934619 |
| 340363 | Dec 18, 1987 | Dec 18, 1987 | Enron Oil & Gas Company | Hirsch Estate 2094 #6 | 10,400 | 47934618 |
| 340363Amendment | Dec 18, 1987 | Dec 18, 1987 | Enron Oil & Gas Company | Hirsch Estate 2094 #6 | 10,400 | 47934618 |
| 340231 | Dec 17, 1987 | Dec 17, 1987 | Transamerican Natural Gas Corp. | Briscoe "A" #3 | 9,500 | 47934340 |
| 340187 | Dec 16, 1987 | Dec 16, 1987 | Enron Oil & Gas Company | Benavides, Rosa V.-State 1906 #1 | 10,750 | 47934617 |
| 339866 | Dec 14, 1987 | Dec 14, 1987 | RBD-PNB Operating Agency | Briscoe "E" #87 | 4,900 | 47934615 |
| 340034 | Dec 10, 1987 | Dec 10, 1987 | Michael Petroleum Corporation | Martin, J. C. III #2 | 9,500 | 47932213 |
| 339908 | Dec 9, 1987 | Dec 9, 1987 | Amoco Production Company | Bruni Mineral Trust #8 | 7,900 | 47934616 |
| 339753 | Dec 8, 1987 | Dec 8, 1987 | Enron Oil & Gas Company | Norfleet, A. V. #3 | 6,000 | 47934553 |
| 339776 | Dec 7, 1987 | Dec 7, 1987 | Transamerican Natural Gas Corp. | Hein "B" #4 | 10,500 | 47934614 |
| 339636 | Dec 4, 1987 | Dec 4, 1987 | Transamerican Natural Gas Corp. | Hereford #21 | 8,500 | 47934613 |
| 339664 | Dec 3, 1987 | Dec 3, 1987 | Amoco Production Company | Killam-Hurd-Amoco "AM" #1 | 8,200 | 47934612 |
| 339377 | Dec 1, 1987 | Dec 1, 1987 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #24 | 6,650 | 47930917 |
| 339418 | Nov 30, 1987 | Nov 30, 1987 | Enron Oil & Gas Company | Vaquillas Ranch 1184 #1 | 10,000 | 47934611 |
| 339298 | Nov 25, 1987 | Nov 25, 1987 | Coalinga Corporation | Kirkpatrick, O. G. #15 | 2,200 | 47934610 |
| 339298Amendment | Nov 25, 1987 | Nov 25, 1987 | Coalinga Corporation | Kirkpatrick, O. G. #15 | 2,350 | 47934610 |
| 339239 | Nov 24, 1987 | Nov 24, 1987 | Mobil Producing TX. & N.M. Inc. | Stanford, P. H. #2 | 8,900 | 47934319 |
| 338203 | Nov 23, 1987 | Nov 23, 1987 | Chevron U. S. A. Inc. | Nunley Traylor #1 | 16,000 | 47934600 |
| 339108 | Nov 19, 1987 | Nov 19, 1987 | Michael Petroleum Corporation | Martin, Sophie J. "B" #1 | 9,700 | 47934609 |