| 338969 | Nov 18, 1987 | Nov 18, 1987 | Amoco Production Company | Killam-Hurd-Amoco 'AK' #1 | 8,000 | 47934607 |
| 338965 | Nov 18, 1987 | Nov 18, 1987 | Amoco Production Company | Killam-Hurd-Amoco 'AJ' #1 | 8,000 | 47934608 |
| 338622 | Nov 17, 1987 | Nov 17, 1987 | GO-Energy, Inc. | Cuellar #1 | 4,050 | 47934606 |
| 338473 | Nov 13, 1987 | Nov 13, 1987 | Lewis Petro Properties, Inc. | Hunter-Kone B #1 | 7,500 | 47934603 |
| 338473Amendment | Nov 13, 1987 | Nov 13, 1987 | Lewis Petro Properties, Inc. | Hunter-Kone B #1 | 7,500 | 47934603 |
| 338568 | Nov 12, 1987 | Nov 12, 1987 | Transamerican Natural Gas Corp. | Frost National Bank #29 | 8,400 | 47934605 |
| 338539 | Nov 12, 1987 | Nov 12, 1987 | Tana Oil & Gas Corp. | Garner Ranch #2060 | 7,200 | 47934604 |
| 338449 | Nov 6, 1987 | Nov 6, 1987 | Michael Petroleum Corporation | Lundell - 205 #1 | 11,000 | 47934602 |
| 338343 | Nov 5, 1987 | Nov 5, 1987 | Amoco Production Company | Killam-Hurd-Amoco "Al" #1 | 7,800 | 47934601 |
| 338152 | Oct 30, 1987 | Oct 30, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Link Ranch #1 | 8,200 | 47934599 |
| 338152Amendment | Oct 30, 1987 | Oct 30, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Link Ranch #1 | 8,200 | 47934599 |
| 338020 | Oct 29, 1987 | Oct 29, 1987 | Lewis Petro Properties, Inc. | Leyendecker #4 | 5,500 | 47935060 |
| 338012 | Oct 28, 1987 | Oct 28, 1987 | Enron Oil & Gas Company | Bruni Mineral "A" #6 | 11,000 | 47934597 |
| 338000 | Oct 27, 1987 | Oct 27, 1987 | Amoco Production Company | Killam-Hurd-Amoco "AI" #1 | 8,000 | 47934596 |
| 337949 | Oct 27, 1987 | Oct 27, 1987 | Tana Oil & Gas Corp. | Garner Ranch #1058 | 7,400 | 47934594 |
| 337945 | Oct 27, 1987 | Oct 27, 1987 | Tana Oil & Gas Corp. | Garner Ranch #1954 | 7,400 | 47934595 |
| 337858 | Oct 27, 1987 | Oct 27, 1987 | Chevron U. S. A. Inc. | Macmahan, P. A. #5 | 8,000 | 47934593 |
| 337858Amendment | Oct 27, 1987 | Oct 27, 1987 | Chevron U. S. A. Inc. | Macmahon, P. A. #5 | 8,000 | 47934593 |
| 337846 | Oct 26, 1987 | Oct 26, 1987 | TDC Engineering, Inc. | Benavides 663 #1 | 12,500 | 47934592 |
| 337616 | Oct 26, 1987 | Oct 26, 1987 | RBD-PNB Operating Agency | Briscoe "E" #86 | 4,900 | 47934591 |
| 337539 | Oct 20, 1987 | Oct 20, 1987 | RBD-PNB Operating Agency | Briscoe "E" #75 | 4,900 | 47934590 |
| 337212 | Oct 13, 1987 | Oct 13, 1987 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch, South #11 | 9,600 | 47934589 |
| 337157 | Oct 13, 1987 | Oct 13, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #31 | 8,600 | 47934588 |
| 337048 | Oct 12, 1987 | Oct 12, 1987 | Conoco Inc. | Benavides, Rosa V. -C #26 | 9,265 | 47933779 |
| 337051 | Oct 7, 1987 | Oct 7, 1987 | Conoco Inc. | Vaquillas Ranch-A3 #61 | 9,350 | 47934587 |
| 336886 | Oct 5, 1987 | Oct 5, 1987 | Enron Oil & Gas Company | Keidel-Tejones 1664 #5 | 10,800 | 47934586 |
| 336886Amendment | Oct 5, 1987 | Oct 5, 1987 | Enron Oil & Gas Company | Keidel-Tejones 1664 #5 | 10,800 | 47934586 |
| 336556 | Sep 29, 1987 | Sep 29, 1987 | Amoco Production Company | Killam-Hurd-Amoco 'AG' #1 | 7,700 | 47934585 |
| 336345 | Sep 25, 1987 | Sep 25, 1987 | EP Operating Company | Laurel, Alonzo Z. #1 | 10,403 | 47934001 |
| 336448 | Sep 24, 1987 | Sep 24, 1987 | Michael Petroleum Corporation | Myrlane Ranch #1 | 6,950 | 47934584 |
| 336120 | Sep 21, 1987 | Sep 21, 1987 | Cox Oil & Gas, Inc. | Armstrong, Frank #1 | 11,900 | 47933498 |
| 336003 | Sep 17, 1987 | Sep 17, 1987 | Conoco Inc. | Vaquillas Ranch A-2 #60 | 10,300 | 47934583 |
| 336003Amendment | Sep 17, 1987 | Sep 17, 1987 | Conoco Inc. | Vaquillas Ranch A-2 #60 | 10,300 | 47934583 |
| 335848 | Sep 16, 1987 | Sep 16, 1987 | Killam Oil Company | De Benavides, Rosa V. #C 3 | 3,730 | 47934513 |
| 335798 | Sep 14, 1987 | Sep 14, 1987 | Enron Oil & Gas Company | Benavides, Rosa V. 861 #2 | 9,900 | 47934582 |
| 335718 | Sep 11, 1987 | Sep 11, 1987 | Arco Oil & Gas Co. | Stroman Armstrong 924 #4 | 12,000 | 47934581 |
| 335764 | Sep 10, 1987 | Sep 10, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #29 | 8,550 | 47934580 |
| 335156 | Sep 10, 1987 | Sep 10, 1987 | Lewis Petro Properties, Inc. | Olmitos Ranch, Inc., Gas Unit #1 | 5,600 | 47934576 |
| 335114 | Sep 9, 1987 | Sep 9, 1987 | Transamerican Natural Gas Corp. | B. M. T. #23 | 11,500 | 47934574 |
| 335586 | Sep 4, 1987 | Sep 4, 1987 | Transamerican Natural Gas Corp. | Hein "B" #3 | 7,500 | 47934579 |
| 335413 | Sep 3, 1987 | Sep 3, 1987 | Enron Oil & Gas Company | Hirsch Estate 2094 #7 | 10,000 | 47934578 |
| 334980 | Sep 1, 1987 | Sep 1, 1987 | Conoco Inc. | Vaquillas Ranch-A8 #59 | 9,900 | 47934571 |
| 335189 | Aug 27, 1987 | Aug 27, 1987 | Michael Petroleum Corporation | Pena-Rodriguez Gas Unit #1 | 7,500 | 47934577 |
| 335135 | Aug 27, 1987 | Aug 27, 1987 | Amoco Production Company | Bruni Mineral Trust #7 | 8,700 | 47934575 |
| 335092 | Aug 25, 1987 | Aug 25, 1987 | Amoco Production Company | Killam-Hurd-Amoco 'AH' #1 | 8,100 | 47934573 |
| 334984 | Aug 25, 1987 | Aug 25, 1987 | Conoco Inc. | Vaquillas Ranch-A2 #58 | 10,300 | 47934572 |
| 334768 | Aug 20, 1987 | Aug 20, 1987 | Getty Oil Co. | El Gato #17 | 10,000 | 47934570 |
| 334621 | Aug 20, 1987 | Aug 20, 1987 | Chevron U. S. A. Inc. | M.l.e.i.;pena, H. L. #2 | 9,627 | 47933791 |
| 334677 | Aug 19, 1987 | Aug 19, 1987 | Enron Oil & Gas Company | Benavides, Rosa V. 1926 #1 | 10,100 | 47934568 |
| 334668 | Aug 19, 1987 | Aug 19, 1987 | Michael Petroleum Corporation | Mayers Gas Unit 4 #2 | 9,800 | 47934567 |
| 334557 | Aug 19, 1987 | Aug 19, 1987 | RBD-PNB Operating Agency | Briscoe "H" #11 | 5,000 | 47934566 |
| 334751 | Aug 18, 1987 | Aug 18, 1987 | Rantex Oil & Gas Co. | De Benevides, Rosa V. #1 | 6,900 | 47934569 |
| 334751Amendment | Aug 18, 1987 | Aug 18, 1987 | Rantex Oil & Gas Co. | De Benevides, Rosa V. #1412 | 6,900 | 47934569 |
| 334751Amendment | Aug 18, 1987 | Aug 18, 1987 | Rantex Oil & Gas Co. | De Benevides, Rosa V. #1412 | 6,900 | 47934569 |
| 334395 | Aug 18, 1987 | Aug 18, 1987 | Nelson & Tucker Operating Co. | Gates "B" #1471A | 6,250 | 47934564 |
| 334487 | Aug 13, 1987 | Aug 13, 1987 | Enron Oil & Gas Company | Vaquillas Ranch 1646 #4 | 10,800 | 47934565 |
| 334124 | Aug 6, 1987 | Aug 6, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L.M. #28 | 9,100 | 47934563 |
| 333795 | Jul 30, 1987 | Jul 30, 1987 | Transamerican Natural Gas Corp. | Frost National Bank #28 | 8,600 | 47934562 |
| 333668 | Jul 30, 1987 | Jul 30, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #27 | 8,500 | 47934561 |
| 333668Amendment | Jul 30, 1987 | Jul 30, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #27 | 7,400 | 47934561 |
| 333668Amendment | Jul 30, 1987 | Jul 30, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #27 | 7,400 | 47934561 |
| 333556 | Jul 28, 1987 | Jul 28, 1987 | Transamerican Natural Gas Corp. | 7-B Cattle Co. "D" #1 | 12,700 | 47934560 |
| 333556Amendment | Jul 28, 1987 | Jul 28, 1987 | Transamerican Natural Gas Corp. | 7-B Cattle Company "D" #1 | 12,700 | 47934560 |
| 333356 | Jul 28, 1987 | Jul 28, 1987 | Enron Oil & Gas Company | Keidel-Tejones 1664 #4 | 11,350 | 47934558 |
| 333355 | Jul 27, 1987 | Jul 27, 1987 | Enron Oil & Gas Company | Benavides, Rosa V. 300 #1 | 10,300 | 47934559 |
| 333300 | Jul 24, 1987 | Jul 24, 1987 | Mobil Producing TX. & N.M. Inc. | Flores, Daniel #4 | 11,000 | 47932872 |
| 333177 | Jul 23, 1987 | Jul 23, 1987 | Getty Oil Co. | El Gato #16 | 9,800 | 47934556 |
| 333245 | Jul 21, 1987 | Jul 21, 1987 | Lewis Petro Properties, Inc. | Leyendecker-Kone #A 5 | 7,350 | 47934557 |
| 332420 | Jul 21, 1987 | Jul 21, 1987 | Chevron U. S. A. Inc. | Bruni Mineral Trust #11 | 10,000 | 47933740 |
| 333159 | Jul 20, 1987 | Jul 20, 1987 | TDC Engineering, Inc. | Perez Unit 667 #3 | 12,000 | 47934555 |
| 332981 | Jul 17, 1987 | Jul 17, 1987 | Killam Oil Company | De Benavides, Rosa V. #57 | 3,700 | 47934554 |
| 332825 | Jul 14, 1987 | Jul 14, 1987 | Enron Oil & Gas Company | Norfleet, A. V. #3 | 7,200 | 47934553 |
| 331320 | Jul 14, 1987 | Jul 14, 1987 | Perkins, Ken Oil & Gas, Inc. | Bruni, A. M. Estate #2 | 5,640 | 47902208 |
| 332655 | Jul 13, 1987 | Jul 13, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #26 | 9,100 | 47934551 |
| 332680 | Jul 10, 1987 | Jul 10, 1987 | Transamerican Natural Gas Corp. | Villarreal "F" #2 | 12,300 | 47935043 |
| 332500 | Jul 6, 1987 | Jul 6, 1987 | Transamerican Natural Gas Corp. | Carr #33 | 9,000 | 47934550 |
| 332243 | Jul 1, 1987 | Jul 1, 1987 | Transamerican Natural Gas Corp. | Vaquillas "C" #2 | 9,500 | 47934549 |
| 332318 | Jun 30, 1987 | Jun 30, 1987 | Amoco Production Company | Killam-Hurd-Amoco-Alexander #4 | 7,500 | 47933308 |
| 332252 | Jun 30, 1987 | Jun 30, 1987 | Phillips Petroleum Company | Guerra, G. et Al #6 | 12,000 | 47934547 |
| 332252Amendment | Jun 30, 1987 | Jun 30, 1987 | Phillips Petroleum Company | Guerra, G. et Al #6 | 12,000 | 47934547 |
| 332232 | Jun 30, 1987 | Jun 30, 1987 | Mobil Producing TX. & N.M. Inc. | Stanford, P. H. #4 | 10,000 | 47934548 |
| 332050 | Jun 26, 1987 | Jun 26, 1987 | Arco Oil & Gas Co. | Armstrong, Stroman 924 #3 | 12,000 | 47934546 |
| 331996 | Jun 25, 1987 | Jun 25, 1987 | Enron Oil & Gas Company | Vaquillas Ranch Co., Ltd. 67 #3 | 10,100 | 47934543 |
| 331995 | Jun 25, 1987 | Jun 25, 1987 | Enron Oil & Gas Company | Vaquillas Ranch Co., Ltd. 67 #4 | 10,300 | 47934542 |
| 332081 | Jun 24, 1987 | Jun 24, 1987 | Hopson, Fred S. | L.N.B. #2 | 8,000 | 47934545 |
| 332056 | Jun 24, 1987 | Jun 24, 1987 | Enron Oil & Gas Company | Benavides, Rosa V. 861 #1 | 9,900 | 47934544 |
| 330817 | Jun 22, 1987 | Jun 22, 1987 | Amoco Production Company | Trevino, J. C. Jr. #1 | 6,700 | 47934530 |
| 331682 | Jun 18, 1987 | Jun 18, 1987 | Transamerican Natural Gas Corp. | Bruni Ranch #20 | 10,200 | 47934541 |
| 331606 | Jun 18, 1987 | Jun 18, 1987 | Texaco Producing Inc. | Martin, J. C. #6 | 9,500 | 47930368 |
| 331606Amendment | Jun 18, 1987 | Jun 18, 1987 | Texaco Producing Inc. | Martin, J. C. #6 | 9,500 | 47930368 |
| 331605 | Jun 17, 1987 | Jun 17, 1987 | Texaco Producing Inc. | Martin, J. C. #8 | 7,100 | 47930406 |
| 331577 | Jun 17, 1987 | Jun 17, 1987 | Enron Oil & Gas Company | Benavides, Rosa V. 1927 #4 | 10,100 | 47934540 |
| 331436 | Jun 12, 1987 | Jun 12, 1987 | Enron Oil & Gas Company | Keidel-Tejones 1664 #3 | 10,930 | 47934539 |
| 331436Amendment | Jun 12, 1987 | Jun 12, 1987 | Enron Oil & Gas Company | Keidel-Tejones 1664 #3 | 10,930 | 47934539 |
| 331412 | Jun 11, 1987 | Jun 11, 1987 | Phillips Petroleum Company | Guerra, G. et Al #2 | 14,000 | 47933289 |
| 331335 | Jun 10, 1987 | Jun 10, 1987 | Columbus Energy Corp. | COG Malakoff-Peterson "A" #2 | 7,500 | 47934537 |
| 331327 | Jun 10, 1987 | Jun 10, 1987 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L. M. #25 | 8,400 | 47934538 |
| 330039 | Jun 9, 1987 | Jun 9, 1987 | Coastal Gathering Corp. | Wilson, Abe #1 | 2,600 | 47934522 |
| 331149 | Jun 8, 1987 | Jun 8, 1987 | Coalinga Corporation | Kirkpatrick, O. G. #7 | 2,200 | 47934535 |
| 331227 | Jun 5, 1987 | Jun 5, 1987 | Killam Oil Company | De Benavides, Rosa V. #1412 | 3,700 | 47934536 |