| 411963 | May 26, 1993 | May 26, 1993 | Killam Oil Company | K & H Fee "1620" #1X | 8,190 | 47933262 |
| 411994 | May 25, 1993 | May 25, 1993 | Enron Oil & Gas Company | Lessor, Mary Etta #3 | 4,850 | 47933177 |
| 411939 | May 25, 1993 | May 25, 1993 | Conoco Inc. | Benavides, Rosa V. E #7 | 9,452 | 47933089 |
| 411936 | May 24, 1993 | May 24, 1993 | Hawn Brothers Company | Benavides, Rosa V. De #B 9 | 2,550 | 47935832 |
| 411936Amendment | May 24, 1993 | May 24, 1993 | Hawn Bros. & Venus Oil Co. | Benavides, Rosa V. De #B 9 | 2,550 | 47935832 |
| 412004 | May 21, 1993 | May 21, 1993 | Transamerican Natural Gas Corp. | Carr #82 | 9,600 | 47935833 |
| 412004Amendment | May 21, 1993 | May 21, 1993 | Transamerican Natural Gas Corp. | Carr #82 | 9,600 | 47935833 |
| 411926 | May 20, 1993 | May 20, 1993 | Mobil Producing TX. & N.M. Inc. | South Callaghan Ranch #117 | 9,900 | 47935831 |
| 411926Amendment | May 20, 1993 | May 20, 1993 | Mobil Producing TX. & N.M. Inc. | South Callaghan Ranch #117 | 9,900 | 47935831 |
| 411926Amendment | May 20, 1993 | May 20, 1993 | Mobil Producing TX. & N.M. Inc. | South Callaghan Ranch #117 | 9,900 | 47935831 |
| 411876 | May 20, 1993 | May 20, 1993 | Kerns O & G, Inc. | Gates Ranch #E 7 | 5,750 | 47931556 |
| 411871 | May 20, 1993 | May 20, 1993 | Conoco Inc. | Vaquillas Ranch Co. Ltd #47 | 9,900 | 47935829 |
| 408358 | May 20, 1993 | May 20, 1993 | Kerns O & G, Inc. | Gates Ranch Company #4G | 5,650 | 47930220 |
| 411896 | May 19, 1993 | May 19, 1993 | Transamerican Natural Gas Corp. | B.M.T. #36 | 12,200 | 47935830 |
| 411896Amendment | May 19, 1993 | May 19, 1993 | Transamerican Natural Gas Corp. | B.M.T. #36 | 12,200 | 47935830 |
| 411869 | May 18, 1993 | May 18, 1993 | Amoco Production Company | Williamson, Stanley H. #2 | 8,900 | 47935578 |
| 411622 | May 18, 1993 | May 18, 1993 | Jackson Energy Development, Inc. | Ewing #2 | 9,000 | 47934001 |
| 411872 | May 17, 1993 | May 17, 1993 | Transamerican Natural Gas Corp. | Lundell #71 | 10,800 | 47935828 |
| 411850 | May 17, 1993 | May 17, 1993 | Enron Oil & Gas Company | Garner, Tully C. "B" #28 | 7,000 | 47935827 |
| 411849 | May 17, 1993 | May 17, 1993 | Enron Oil & Gas Company | Garner, Tully C. "C" #36 | 7,000 | 47935826 |
| 411848 | May 17, 1993 | May 17, 1993 | Enron Oil & Gas Company | Williamson, S.H. et Al #6 | 9,100 | 47935825 |
| 411744 | May 14, 1993 | May 14, 1993 | Transamerican Natural Gas Corp. | Lundell #70 | 10,200 | 47935824 |
| 411694 | May 13, 1993 | May 13, 1993 | Conoco Inc. | Vaquillas Ranch H #109 | 12,800 | 47935823 |
| 411664 | May 13, 1993 | May 13, 1993 | Tri-C Resources, Inc. | Dcrc-Sec. 3 #3A | 6,500 | 47935822 |
| 411651 | May 12, 1993 | May 12, 1993 | Transamerican Natural Gas Corp. | Lundell #69 | 10,700 | 47935820 |
| 411650 | May 12, 1993 | May 12, 1993 | Transamerican Natural Gas Corp. | Hubberd, William "C" #6 | 9,500 | 47935821 |
| 411650Amendment | May 12, 1993 | May 12, 1993 | Transamerican Natural Gas Corp. | Hubberd, William "C" #6 | 9,500 | 47935821 |
| 411650Amendment | May 12, 1993 | May 12, 1993 | Houston Exploration Company, The | Hubberd, Wm. "C1" #6 | 9,500 | 47935821 |
| 411649 | May 12, 1993 | May 12, 1993 | Transamerican Natural Gas Corp. | Vaquillas Ranch #10 | 12,000 | 47935722 |
| 411637 | May 11, 1993 | May 11, 1993 | Michael Petroleum Corporation | Martin, J.C. III #3 | 9,300 | 47932375 |
| 411637Amendment | May 11, 1993 | May 11, 1993 | Michael Petroleum Corporation | Martin, J.C. III #3 | 9,300 | 47932375 |
| 411288 | May 10, 1993 | May 10, 1993 | Chevron U. S. A. Inc. | Bruni Mineral Trust #B 16 | 10,500 | 47935812 |
| 411287 | May 10, 1993 | May 10, 1993 | Chevron U. S. A. Inc. | Bruni Mineral Trust #B 18 | 10,000 | 47937596 |
| 411287Amendment | May 10, 1993 | May 10, 1993 | Chevron U. S. A. Inc. | Bruni Mineral Trust #B 18 | 10,000 | 47937596 |
| 411286 | May 10, 1993 | May 10, 1993 | Chevron U. S. A. Inc. | Bruni Mineral Trust #B 17 | 9,900 | 47935813 |
| 411496 | May 7, 1993 | May 7, 1993 | Enron Oil & Gas Company | Alley #1 | 8,400 | 47935819 |
| 411496Amendment | May 7, 1993 | May 7, 1993 | Enron Oil & Gas Company | Alley #1 | 8,400 | 47935819 |
| 411483 | May 7, 1993 | May 7, 1993 | Transamerican Natural Gas Corp. | Frost National Bank #49 | 10,600 | 47935818 |
| 411483Amendment | May 7, 1993 | May 7, 1993 | Transamerican Natural Gas Corp. | Frost National Bank #49 | 11,400 | 47935818 |
| 411447 | May 6, 1993 | May 6, 1993 | Enron Oil & Gas Company | Garner, Tully C. #35 | 7,500 | 47935817 |
| 411392 | May 5, 1993 | May 5, 1993 | Columbus Energy Corp. | Benavides TR 2 #7Q | 1,300 | 47935816 |
| 411235 | Apr 30, 1993 | Apr 30, 1993 | Transamerican Natural Gas Corp. | Carr #79 | 9,900 | 47935811 |
| 411234 | Apr 30, 1993 | Apr 30, 1993 | Transamerican Natural Gas Corp. | Carr #81 | 10,000 | 47935809 |
| 411233 | Apr 30, 1993 | Apr 30, 1993 | Transamerican Natural Gas Corp. | Carr #78 | 10,100 | 47935810 |
| 411212 | Apr 30, 1993 | Apr 30, 1993 | Tri-C Resources, Inc. | Gallagher #1 | 9,000 | 47935808 |
| 411212Amendment | Apr 30, 1993 | Apr 30, 1993 | Tri-C Resources, Inc. | Benavides, Charlotte A. #1 | 9,000 | 47935808 |
| 411211 | Apr 30, 1993 | Apr 30, 1993 | Tri-C Resources, Inc. | Dcrc-Sec. 3 #3 | 6,500 | 47935807 |
| 411198 | Apr 28, 1993 | Apr 28, 1993 | Lewis Petro Properties, Inc. | Owen, A.E. #1 | 7,600 | 47935806 |
| 411197 | Apr 28, 1993 | Apr 28, 1993 | Texas Oilfield Envir. Serv.,inc | Webb County School Land #1 | 8,831 | 47930612 |
| 411112 | Apr 28, 1993 | Apr 28, 1993 | Columbus Energy Corp. | Wright, L.A. #1 | 7,100 | 47935805 |
| 411043 | Apr 26, 1993 | Apr 26, 1993 | Transamerican Natural Gas Corp. | Carr #80 | 9,600 | 47935804 |
| 411013 | Apr 23, 1993 | Apr 23, 1993 | Enron Oil & Gas Company | Long #1 | 8,100 | 47935803 |
| 410837 | Apr 22, 1993 | Apr 22, 1993 | Conoco Inc. | Vaquillas Ranch Co. Ltd #8 | 10,240 | 47932868 |
| 410848 | Apr 19, 1993 | Apr 19, 1993 | Mobil Producing TX. & N.M. Inc. | G.B.G.L. & C. #7 | 9,000 | 47935802 |
| 410846 | Apr 19, 1993 | Apr 19, 1993 | Transamerican Natural Gas Corp. | Vaquillas Ranch #15 | 12,200 | 47935801 |
| 410809 | Apr 16, 1993 | Apr 16, 1993 | Enron Oil & Gas Company | McKendrick #1 | 11,100 | 47935800 |
| 410780 | Apr 16, 1993 | Apr 16, 1993 | Transamerican Natural Gas Corp. | Carr #91 | 9,200 | 47935799 |
| 410780Amendment | Apr 16, 1993 | Apr 16, 1993 | Transamerican Natural Gas Corp. | Carr #91 | 9,200 | 47935799 |
| 410742 | Apr 14, 1993 | Apr 14, 1993 | Lewis Petro Properties, Inc. | Puig, I.F. #7 | 6,570 | 47930769 |
| 410703 | Apr 13, 1993 | Apr 13, 1993 | Transamerican Natural Gas Corp. | Juraschek #2 | 12,100 | 47935798 |
| 410643 | Apr 12, 1993 | Apr 12, 1993 | Chevron U. S. A. Inc. | C-Bruni Mineral Trust #17 | 8,511 | 47931759 |
| 410634 | Apr 9, 1993 | Apr 9, 1993 | Conoco Inc. | Vaquillas Ranch A #111 | 12,500 | 47935797 |
| 410554 | Apr 7, 1993 | Apr 7, 1993 | Columbus Energy Corp. | Ramirez, M.I. #1 | 8,900 | 47935796 |
| 410554Amendment | Apr 7, 1993 | Apr 7, 1993 | Columbus Energy Corp. | Ramirez, M.I. #1 | 8,700 | 47935796 |
| 410529 | Apr 6, 1993 | Apr 6, 1993 | EP Operating Limited Partnership | Vergara 1679-W #3 | 10,750 | 47934045 |
| 410433 | Apr 6, 1993 | Apr 6, 1993 | Lewis Petro Properties, Inc. | Garner #19 | 7,300 | 47935795 |
| 410459 | Apr 2, 1993 | Apr 2, 1993 | Dirks, R.W. Pet. Eng. Inc. | Gonzales, M. A. #1 | 6,470 | 47931241 |
| 410455 | Apr 2, 1993 | Apr 2, 1993 | Delaware Davis Petroleum Corp. | Longoria, M. Etal #1 | 12,200 | 47935794 |
| 410455Amendment | Apr 2, 1993 | Apr 2, 1993 | Delaware Davis Petroleum Corp. | Longoria, M. Etal #1 | 12,850 | 47935794 |
| 410424 | Apr 2, 1993 | Apr 2, 1993 | Transamerican Natural Gas Corp. | Carr #71 | 10,000 | 47935744 |
| 410408 | Apr 2, 1993 | Apr 2, 1993 | Enron Oil & Gas Company | El Gatita #2 | 8,600 | 47933652 |
| 410387 | Apr 2, 1993 | Apr 2, 1993 | EP Operating Limited Partnership | Vergara 1674 #6 | 11,100 | 47935793 |
| 410366 | Mar 31, 1993 | Mar 31, 1993 | Enron Oil & Gas Company | Benavides, Rosa V. 1927 #5 | 10,700 | 47935792 |
| 410366Amendment | Mar 31, 1993 | Mar 31, 1993 | Enron Oil & Gas Company | Benavides, Rosa V. 1927 #5 | 10,700 | 47935792 |
| 410359 | Mar 31, 1993 | Mar 31, 1993 | Transamerican Natural Gas Corp. | Carr #90 | 9,900 | 47935791 |
| 410358 | Mar 31, 1993 | Mar 31, 1993 | Transamerican Natural Gas Corp. | Day #10 | 9,800 | 47935790 |
| 410357 | Mar 31, 1993 | Mar 31, 1993 | Transamerican Natural Gas Corp. | Carr #89 | 9,300 | 47935789 |
| 410356 | Mar 31, 1993 | Mar 31, 1993 | Transamerican Natural Gas Corp. | Carr "B" #5 | 9,300 | 47935788 |
| 412606 | Mar 29, 1993 | Mar 29, 1993 | Transamerican Natural Gas Corp. | Day #8 | 9,820 | 47935734 |
| 410243 | Mar 29, 1993 | Mar 29, 1993 | Mobil Producing TX. & N.M. Inc. | G.B.G.L. & C. #6 | 8,500 | 47935787 |
| 410126 | Mar 29, 1993 | Mar 29, 1993 | Columbus Energy Corp. | Clark-Hereford #10 | 7,500 | 47935786 |
| 410062 | Mar 25, 1993 | Mar 25, 1993 | Conoco Inc. | Vaquillas Ranch-C #51 | 12,496 | 47933887 |
| 409916 | Mar 19, 1993 | Mar 19, 1993 | Transamerican Natural Gas Corp. | McKendrick #14 | 8,500 | 47935782 |
| 410005 | Mar 18, 1993 | Mar 18, 1993 | Tri-C Resources, Inc. | Staggs-State #4 | 9,000 | 47935785 |
| 409960 | Mar 17, 1993 | Mar 17, 1993 | Lewis Petro Properties, Inc. | A. Long-Miller Unit #2 #7 | 7,300 | 47935784 |
| 409924 | Mar 16, 1993 | Mar 16, 1993 | Enron Oil & Gas Company | Hirsch 530 #1 | 9,200 | 47935783 |
| 409920 | Mar 16, 1993 | Mar 16, 1993 | Transamerican Natural Gas Corp. | Carr #75 | 9,800 | 47935781 |
| 406038 | Mar 16, 1993 | Mar 16, 1993 | Kerns O & G, Inc. | Gates Ranch Company #1 F | 5,700 | 47930029 |
| 409823 | Mar 12, 1993 | Mar 12, 1993 | Enron Oil & Gas Company | De Spain #8 | 10,250 | 47935780 |
| 409823Amendment | Mar 12, 1993 | Mar 12, 1993 | Enron Oil & Gas Company | Despain #8 | 10,250 | 47935780 |
| 409815 | Mar 12, 1993 | Mar 12, 1993 | Transamerican Natural Gas Corp. | Bruni Ranch #27 | 10,300 | 47935779 |
| 409801 | Mar 12, 1993 | Mar 12, 1993 | Conoco Inc. | Vaquillas Ranch A5 #110 | 9,350 | 47935778 |
| 409772 | Mar 11, 1993 | Mar 11, 1993 | Enron Oil & Gas Company | Despain #7 | 10,250 | 47935777 |
| 409631 | Mar 9, 1993 | Mar 9, 1993 | Transamerican Natural Gas Corp. | Hein Trust #1 | 11,000 | 47935776 |
| 409589 | Mar 8, 1993 | Mar 8, 1993 | Chevron U. S. A. Inc. | Mac Mahon, P.A. #7 | 7,600 | 47935775 |
| 409540 | Mar 4, 1993 | Mar 4, 1993 | Enron Oil & Gas Company | Hirsch Estate 538 #5 | 7,900 | 47935269 |
| 409423 | Mar 4, 1993 | Mar 4, 1993 | Columbus Energy Corp. | Acevedo-Haering #5Q | 1,500 | 47935774 |
| 421715 | Mar 3, 1993 | Mar 3, 1993 | Tri-C Resources, Inc. | Dcrc-Sec. 3E #17 | 6,500 | 47936044 |
| 421715Amendment | Mar 3, 1993 | Mar 3, 1993 | Tri-C Resources, Inc. | Dcrc-Sec. 3E #17 | 7,500 | 47936044 |
| 409422 | Mar 3, 1993 | Mar 3, 1993 | Columbus Energy Corp. | Acevedo-Haering #6Q | 1,500 | 47935773 |