| 367877 | Jan 15, 1990 | Jan 15, 1990 | Enron Oil & Gas Company | Applegate 2367 #1 | 11,700 | 47934965 |
| 368441 | Jan 9, 1990 | Jan 9, 1990 | Conoco Inc. | Benavides, Rosa "D" #36R | 10,300 | 47934973 |
| 368257 | Jan 5, 1990 | Jan 5, 1990 | Forest Oil Corp. | Vaquillas Ranch Co. Ltd #36 | 10,800 | 47934972 |
| 368133 | Jan 4, 1990 | Jan 4, 1990 | Chevron U. S. A. Inc. | C - Bruni Mineral Trust #21 | 9,000 | 47934970 |
| 368220 | Jan 3, 1990 | Jan 3, 1990 | TDC Engineering, Inc. | Vela #1 | 7,200 | 47934971 |
| 368036 | Jan 2, 1990 | Jan 2, 1990 | Landress, Roger D. | Adami, Dan #3 | 1,050 | 47934968 |
| 368007 | Jan 2, 1990 | Jan 2, 1990 | Conoco Inc. | Vaquillas Ranch - I #42 | 12,200 | 47933743 |
| 367984 | Jan 2, 1990 | Jan 2, 1990 | Enron Oil & Gas Company | Bruni Mineral "A" #12 | 11,300 | 47934967 |
| 367984Amendment | Jan 2, 1990 | Jan 2, 1990 | Enron Oil & Gas Company | Bruni Mineral "A" #12 | 11,300 | 47934967 |
| 368077 | Dec 28, 1989 | Dec 28, 1989 | Michael Petroleum Corporation | Hurd-Peko-Garcia Unit #2 | 8,500 | 47934969 |
| 367915 | Dec 21, 1989 | Dec 21, 1989 | Enron Oil & Gas Company | Vaquillas Ranch 1631 #2 | 10,100 | 47934966 |
| 367915Amendment | Dec 21, 1989 | Dec 21, 1989 | Enron Oil & Gas Company | Vaquillas Ranch 1631 #2 | 10,100 | 47934966 |
| 367915Amendment | Dec 21, 1989 | Dec 21, 1989 | Enron Oil & Gas Company | Vaquillas Ranch 1631 A #2 | 10,100 | 47934966 |
| 367805 | Dec 18, 1989 | Dec 18, 1989 | Enron Oil & Gas Company | Hirsch, I. Estate 517 #3 | 9,400 | 47934964 |
| 367804 | Dec 18, 1989 | Dec 18, 1989 | Enron Oil & Gas Company | Hirsch Estate 2071 #1 | 9,500 | 47934963 |
| 367656 | Dec 14, 1989 | Dec 14, 1989 | Enron Oil & Gas Company | Martin-Volz NCT #2 | 9,500 | 47934962 |
| 367440 | Dec 12, 1989 | Dec 12, 1989 | Conoco Inc. | Benavides, Rosa "D" #36 | 10,300 | 47934960 |
| 367540 | Dec 11, 1989 | Dec 11, 1989 | Enron Oil & Gas Company | Zimmerman, E. L. #6 | 8,000 | 47934961 |
| 367540Amendment | Dec 11, 1989 | Dec 11, 1989 | Enron Oil & Gas Company | Zimmerman, E. L. #6 | 8,000 | 47934961 |
| 367370 | Dec 7, 1989 | Dec 7, 1989 | Enron Oil & Gas Company | Bruni Mineral "A" #11 | 11,300 | 47934959 |
| 367367 | Dec 7, 1989 | Dec 7, 1989 | Gutierrez, J. Roberto | Adams-Holbein #1 | 6,000 | 47934958 |
| 367189 | Dec 7, 1989 | Dec 7, 1989 | Cox Oil & Gas, Inc. | Vergara 1680 #1 | 10,970 | 47933578 |
| 367164 | Dec 7, 1989 | Dec 7, 1989 | Enron Oil & Gas Company | Hein, Luz A. Estate #3 | 6,500 | 47934957 |
| 367153 | Dec 7, 1989 | Dec 7, 1989 | Enron Oil & Gas Company | Lessor, Mary Etta 2068 #1 | 9,000 | 47934956 |
| 367102 | Dec 4, 1989 | Dec 4, 1989 | Transamerican Natural Gas Corp. | B.M.T. #28 | 11,500 | 47934955 |
| 367023 | Dec 1, 1989 | Dec 1, 1989 | Cox Oil & Gas, Inc. | Ruben Gonzalez Gas Unit #5 | 14,500 | 47934951 |
| 366944 | Nov 30, 1989 | Nov 30, 1989 | Forest Oil Corp. | Vegara-Rayzor Gas Unit #6 | 11,200 | 47934954 |
| 366863 | Nov 28, 1989 | Nov 28, 1989 | Chevron U. S. A. Inc. | C-Bruni Mineral Trust #13 | 10,000 | 47931229 |
| 366984 | Nov 27, 1989 | Nov 27, 1989 | Landress, Roger D. | Adami, Dan III #1 | 1,050 | 47934953 |
| 366652 | Nov 21, 1989 | Nov 21, 1989 | Killam Oil Company | De Benavides, Rosa V. "412" #2 | 3,700 | 47934952 |
| 366226 | Nov 16, 1989 | Nov 16, 1989 | Enron Oil & Gas Company | Hirsch Estate Gas Unit #1 | 9,500 | 47934948 |
| 366316 | Nov 14, 1989 | Nov 14, 1989 | Killam Oil Company | Martin, J. C. III #5 | 9,878 | 47932951 |
| 366314 | Nov 14, 1989 | Nov 14, 1989 | Killam Oil Company | Slaughter, Lilia Bruni et Al #4 | 5,010 | 47933442 |
| 366313 | Nov 14, 1989 | Nov 14, 1989 | Enron Oil & Gas Company | Vaquillas Ranch 1631 #1 | 10,350 | 47934950 |
| 366233 | Nov 13, 1989 | Nov 13, 1989 | Buck, George | Puig, V. L. B #21 | 2,000 | 47934949 |
| 366229 | Nov 13, 1989 | Nov 13, 1989 | Petroleum Management, Inc. | Leal, Pedro #2 | 6,500 | 47934946 |
| 366227 | Nov 13, 1989 | Nov 13, 1989 | Enron Oil & Gas Company | Hirsch Estate 1600 #2 | 11,450 | 47934947 |
| 366227Amendment | Nov 13, 1989 | Nov 13, 1989 | Enron Oil & Gas Company | Hirsch Estate 1600 #2 | 11,450 | 47934947 |
| 366124 | Nov 13, 1989 | Nov 13, 1989 | Conoco Inc. | Carr, Edith #3 | 9,450 | 47934035 |
| 366200 | Nov 10, 1989 | Nov 10, 1989 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #31 | 5,550 | 47931060 |
| 366199 | Nov 10, 1989 | Nov 10, 1989 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #37 | 5,100 | 47931190 |
| 366126 | Nov 10, 1989 | Nov 10, 1989 | Conoco Inc. | Saldivar, R. T. #9 | 12,560 | 47934943 |
| 366203 | Nov 8, 1989 | Nov 8, 1989 | Enron Oil & Gas Company | Hirsch Estate 2095 #2 | 9,500 | 47934945 |
| 366176 | Nov 8, 1989 | Nov 8, 1989 | Michael Petroleum Corporation | Martin, Sophie J. "B" #2 | 9,800 | 47934944 |
| 366097 | Nov 7, 1989 | Nov 7, 1989 | Mobil Producing TX. & N.M. Inc. | South Callahan Ranch #24 | 9,200 | 47934942 |
| 366096 | Nov 7, 1989 | Nov 7, 1989 | Mobil Producing TX. & N.M. Inc. | South Callahan Ranch #25 | 9,200 | 47934941 |
| 366096Amendment | Nov 7, 1989 | Nov 7, 1989 | Mobil Producing TX. & N.M. Inc. | South Callahan Ranch #25 | 9,200 | 47934941 |
| 365878 | Nov 3, 1989 | Nov 3, 1989 | Forest Oil Corp. | Vergara, G. B. #8 | 11,500 | 47934940 |
| 365878Amendment | Nov 3, 1989 | Nov 3, 1989 | Forest Oil Corp. | Vergara, G. B. #8 | 11,500 | 47934940 |
| 365863 | Nov 3, 1989 | Nov 3, 1989 | Enron Oil & Gas Company | Link Ranch #1 | 8,500 | 47934939 |
| 365797 | Nov 2, 1989 | Nov 2, 1989 | Conoco Inc. | Dickinson, Charles B. Trust #3 | 9,400 | 47934077 |
| 365619 | Oct 30, 1989 | Oct 30, 1989 | Transamerican Natural Gas Corp. | Bruni Ranch #22 | 9,400 | 47934938 |
| 365504 | Oct 25, 1989 | Oct 25, 1989 | Enron Oil & Gas Company | Zimmerman, E. L. #3 | 7,250 | 47934688 |
| 365435 | Oct 25, 1989 | Oct 25, 1989 | Cox Oil & Gas, Inc. | Ruben Gonzales Gas Unit #3 | 14,350 | 47934518 |
| 365581 | Oct 24, 1989 | Oct 24, 1989 | Enron Oil & Gas Company | Lincoln, W. P. 1312 #5 | 9,000 | 47934937 |
| 365207 | Oct 24, 1989 | Oct 24, 1989 | Columbus Energy Corp. | Hachar, D. D. #20 | 7,100 | 47934932 |
| 365383 | Oct 23, 1989 | Oct 23, 1989 | Central Producers, Inc. | Garza, de la -C- #8 | 2,615 | 47905108 |
| 365373 | Oct 20, 1989 | Oct 20, 1989 | Transamerican Natural Gas Corp. | Hereford #33 | 8,200 | 47934936 |
| 365347 | Oct 20, 1989 | Oct 20, 1989 | Enron Oil & Gas Company | Wright #1 | 8,600 | 47934935 |
| 365174 | Oct 20, 1989 | Oct 20, 1989 | Central Producers, Inc. | De la Garza -C- #5 | 2,257 | 47905089 |
| 365218 | Oct 19, 1989 | Oct 19, 1989 | Transamerican Natural Gas Corp. | Carr #49 | 9,900 | 47934931 |
| 365302 | Oct 18, 1989 | Oct 18, 1989 | San Antonio Gas & Oil, Inc. | Buena Vista #1 | 5,990 | 47934934 |
| 364787 | Oct 18, 1989 | Oct 18, 1989 | Getty Oil Co. | El Gato #21R | 10,300 | 47934926 |
| 365257 | Oct 17, 1989 | Oct 17, 1989 | Sanchez-O'Brien Oil & Gas Corp. | Barrera-Leyendecker G/U 1 #2 | 9,700 | 47934933 |
| 365257Amendment | Oct 17, 1989 | Oct 17, 1989 | Sanchez-O'Brien Oil & Gas Corp. | Barrera-Leyendecker G/U 1 #2 | 9,700 | 47934933 |
| 365071 | Oct 17, 1989 | Oct 17, 1989 | Central Producers, Inc. | De la Garza -C- #6 | 2,050 | 47905107 |
| 365065 | Oct 17, 1989 | Oct 17, 1989 | Enron Oil & Gas Company | Bruni Mineral "a" NCT #10 | 11,850 | 47934929 |
| 365065Amendment | Oct 17, 1989 | Oct 17, 1989 | Enron Oil & Gas Company | Bruni Mineral "a" NCT #10 | 11,850 | 47934929 |
| 365064 | Oct 17, 1989 | Oct 17, 1989 | Enron Oil & Gas Company | Saldivar, Raymundo T. #2 | 11,300 | 47934928 |
| 365148 | Oct 16, 1989 | Oct 16, 1989 | Transamerican Natural Gas Corp. | Carr #43 | 9,200 | 47934930 |
| 364953 | Oct 16, 1989 | Oct 16, 1989 | Enron Oil & Gas Company | Bruni Mineral "C" #5 | 11,800 | 47934927 |
| 364871 | Oct 11, 1989 | Oct 11, 1989 | Conoco Inc. | Vaquillas Ranch "E" #70 | 12,000 | 47934925 |
| 364871Amendment | Oct 11, 1989 | Oct 11, 1989 | Conoco Inc. | Vaquillas Ranch "E" #70 | 12,000 | 47934925 |
| 364801 | Oct 10, 1989 | Oct 10, 1989 | Enron Oil & Gas Company | Vaquillas Ranch 1627 #3 | 10,300 | 47934924 |
| 364786 | Oct 9, 1989 | Oct 9, 1989 | Conoco Inc. | Carr, Edith #4 | 9,750 | 47934923 |
| 364745 | Oct 9, 1989 | Oct 9, 1989 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #24 | 6,650 | 47930917 |
| 364788 | Oct 5, 1989 | Oct 5, 1989 | Enron Oil & Gas Company | Martin-Volz #1 | 9,400 | 47934922 |
| 364547 | Oct 3, 1989 | Oct 3, 1989 | EP Operating Company | Benavides, S. Est. #2 | 13,100 | 47934920 |
| 364547Amendment | Oct 3, 1989 | Oct 3, 1989 | EP Operating Company | Benavides, S. Est. #2 | 13,100 | 47934920 |
| 364647 | Oct 2, 1989 | Oct 2, 1989 | Lewis Petro Properties, Inc. | Cerrito Land Co. #3D | 6,300 | 47934921 |
| 364180 | Oct 2, 1989 | Oct 2, 1989 | Santa FE Energy Oper. Part., LP | McLean, Marrs Trust #1 | 17,000 | 47934916 |
| 364352 | Sep 29, 1989 | Sep 29, 1989 | Forest Oil Corp. | Russell-Winch #8 | 10,500 | 47934917 |
| 364338 | Sep 29, 1989 | Sep 29, 1989 | Chevron U. S. A. Inc. | Alexander, M. M. "A" #8 | 9,100 | 47934918 |
| 364322 | Sep 29, 1989 | Sep 29, 1989 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #42 | 6,100 | 47931186 |
| 364433 | Sep 27, 1989 | Sep 27, 1989 | Enron Oil & Gas Company | Bruni Mineral "B" #11 | 11,500 | 47934919 |
| 364207 | Sep 21, 1989 | Sep 21, 1989 | Sanchez-O'Brien Oil & Gas Corp. | Hubberd Estate "B" #2 | 9,900 | 47934915 |
| 364207Amendment | Sep 21, 1989 | Sep 21, 1989 | Sanchez-O'Brien Oil & Gas Corp. | Hubberd Estate "B" #2 | 9,900 | 47934915 |
| 364060 | Sep 20, 1989 | Sep 20, 1989 | Mobil Producing TX. & N.M. Inc. | Callaghan Ranch #43 | 6,650 | 47931181 |
| 364010 | Sep 19, 1989 | Sep 19, 1989 | Transamerican Natural Gas Corp. | Frost National Bank #36 | 10,900 | 47934914 |
| 364010Amendment | Sep 19, 1989 | Sep 19, 1989 | Transamerican Natural Gas Corp. | Frost National Bank #36 | 11,100 | 47934914 |
| 364010Amendment | Sep 19, 1989 | Sep 19, 1989 | Transamerican Natural Gas Corp. | Frost National Bank #36 | 11,100 | 47934914 |
| 363818 | Sep 13, 1989 | Sep 13, 1989 | Samedan Oil Corporation | Vaquillas Ranch #1 | 8,400 | 47934913 |
| 363703 | Sep 13, 1989 | Sep 13, 1989 | Cox Oil & Gas, Inc. | Benavides #1 | 13,000 | 47934910 |
| 363703Amendment | Sep 13, 1989 | Sep 13, 1989 | Cox Oil & Gas, Inc. | Benavides #1 | 13,000 | 47934910 |
| 363817 | Sep 11, 1989 | Sep 11, 1989 | Michael Petroleum Corporation | McKendrick #4 | 10,500 | 47934912 |
| 363817Amendment | Sep 11, 1989 | Sep 11, 1989 | Michael Petroleum Corporation | McKendrick #4 | 10,500 | 47934912 |
| 363641 | Sep 11, 1989 | Sep 11, 1989 | Enron Oil & Gas Company | Roscher, W. C. 518 #2 | 9,550 | 47934909 |
| 363732 | Sep 8, 1989 | Sep 8, 1989 | Enron Oil & Gas Company | Lundell 40 #1 | 12,100 | 47934911 |
| 363569 | Sep 7, 1989 | Sep 7, 1989 | Alco Drlg. Co. | Parr, G.B. #1 | 1,100 | 47934907 |
| 363632 | Sep 6, 1989 | Sep 6, 1989 | Sanchez-O'Brien Oil & Gas Corp. | Hereford, L.M. #39 | 9,300 | 47934908 |