| 475042 | Apr 14, 1998 | Apr 14, 1998 | Engelke, R. H. | Turner, E. A. "D" #6 | 6,908 | 23903081 |
| 474831 | Mar 31, 1998 | Mar 31, 1998 | Sue-Ann Production Company | M. L. & I. Co. #27 | 5,500 | 23930239 |
| 474830 | Mar 31, 1998 | Mar 31, 1998 | Sue-Ann Production Company | M. L. & I. Co. #10 | 6,627 | 23900835 |
| 474735 | Mar 26, 1998 | Mar 26, 1998 | Trump Energy | Robinson Ranch-Rob #14 | 5,000 | 23932993 |
| 474692 | Mar 25, 1998 | Mar 25, 1998 | Allegro Investments, Inc. | Daniel Estate - HSL #2 | 4,414 | 23932883 |
| 474673 | Mar 25, 1998 | Mar 25, 1998 | Seisgen Exploration, Inc | Stary Gas Unit #1 | 4,100 | 23932992 |
| 474189 | Mar 12, 1998 | Mar 12, 1998 | Engelke, R. H. | Schuech, Irma "B" #1 | 8,250 | 23931930 |
| 474135 | Mar 6, 1998 | Mar 6, 1998 | Brayton Operating Corp. | O'Connor-Miller #3 | 12,000 | 23932991 |
| 473943 | Mar 3, 1998 | Mar 3, 1998 | Trump Energy | Robinson Ranch - Rob #13 | 5,000 | 23932989 |
| 473943Amendment | Mar 3, 1998 | Mar 3, 1998 | Trump Energy | Robinson Ranch - Rob #13 | 3,865 | 23932989 |
| 473942 | Mar 3, 1998 | Mar 3, 1998 | Trump Energy | Trump Robinson Ranch-Rob #19 | 5,000 | 23932990 |
| 473942Amendment | Mar 3, 1998 | Mar 3, 1998 | Trump Energy | Trump Robinson Ranch-Rob #19 | 5,000 | 23932990 |
| 473704 | Feb 27, 1998 | Feb 27, 1998 | Engelke, R. H. | Schuech, Irma et Al #8 | 8,270 | 23932142 |
| 473313 | Feb 19, 1998 | Feb 19, 1998 | Hunt, Hassie Exploration Co. | Westhoff, A. E. #6 | 6,912 | 23930279 |
| 473323 | Feb 13, 1998 | Feb 13, 1998 | Zachry Exploration, Inc. | Cook-Fenner Gas Unit #1R | 6,800 | 23932988 |
| 473136 | Feb 9, 1998 | Feb 9, 1998 | Brayton Operating Corp. | O'Connor-Miller G/U #2 | 12,000 | 23932987 |
| 473027 | Feb 9, 1998 | Feb 9, 1998 | Sue-Ann Production Company | M. L. & I. Co. #32 | 5,925 | 23932227 |
| 472815 | Feb 4, 1998 | Feb 4, 1998 | Vintage Petroleum, Inc. | West Ranch A #330 | 6,190 | 23902677 |
| 472507 | Jan 27, 1998 | Jan 27, 1998 | Johnson & Ernst Operating Co. | Strane Unit #1 | 5,300 | 23932986 |
| 472638 | Jan 26, 1998 | Jan 26, 1998 | API Operating Co. | Perz Unit #1 | 7,516 | 23932082 |
| 472123 | Jan 15, 1998 | Jan 15, 1998 | Engelke, R. H. | Schuech, Irma et Al #8 | 8,270 | 23932142 |
| 471761 | Jan 6, 1998 | Jan 6, 1998 | Sue-Ann Production Company | Branch, Maggie #25U | 6,720 | 23901047 |
| 471760 | Jan 6, 1998 | Jan 6, 1998 | Sue-Ann Production Company | Branch, Maggie #13 | 6,679 | 23901057 |
| 471759 | Jan 6, 1998 | Jan 6, 1998 | Sue-Ann Production Company | Branch, Maggie #26H | 6,712 | 23901048 |
| 471460 | Dec 19, 1997 | Dec 19, 1997 | Vintage Petroleum, Inc. | West Ranch A #361 | 8,250 | 23902708 |
| 466850 | Dec 19, 1997 | Dec 19, 1997 | Headington Oil Company | Hudgins, T. J. #3 | 4,558 | 23900504 |
| 471402 | Dec 18, 1997 | Dec 18, 1997 | Vintage Petroleum, Inc. | Toney, M. H. Mrs. #73 | 7,330 | 23902881 |
| 470200 | Dec 17, 1997 | Dec 17, 1997 | Gulfstar Properties, Inc. | Whitley Unit #1 | 4,200 | 23932979 |
| 471185 | Dec 12, 1997 | Dec 12, 1997 | Brayton Operating Corp. | Babb #2 | 11,000 | 23932985 |
| 471185Amendment | Dec 12, 1997 | Dec 12, 1997 | Brayton Operating Corp. | Babb #2 | 11,000 | 23932985 |
| 471030 | Dec 11, 1997 | Dec 11, 1997 | Manti Operating Company | Maurbro Field/Marg./Unit #1 #1404 | 5,275 | 23901192 |
| 470664 | Dec 1, 1997 | Dec 1, 1997 | Trump Energy | Robinson Ranch - Rob #2 | 5,000 | 23932984 |
| 470664Amendment | Dec 1, 1997 | Dec 1, 1997 | Trump Energy | Robinson Ranch - Rob #2 | 5,000 | 23932984 |
| 470410 | Dec 1, 1997 | Dec 1, 1997 | Manti Operating Company | Bonnot, C. C. #6 | 5,300 | 23932981 |
| 470607 | Nov 26, 1997 | Nov 26, 1997 | Amend Energy Company | Kramer-Glaser #1 | 6,750 | 23932371 |
| 470514 | Nov 25, 1997 | Nov 25, 1997 | Parallel Petroleum Corporation | McLeod Gas Unit #1 | 7,300 | 23932983 |
| 470411 | Nov 24, 1997 | Nov 24, 1997 | Manti Operating Company | Strauss, Mike #20 | 6,500 | 23932982 |
| 470358 | Nov 20, 1997 | Nov 20, 1997 | Trump Energy | Robinson Ranch-Rob #1 | 5,000 | 23932980 |
| 470358Amendment | Nov 20, 1997 | Nov 20, 1997 | Trump Energy | Robinson Ranch-Rob #1 | 3,880 | 23932980 |
| 470203 | Nov 19, 1997 | Nov 19, 1997 | Engelke, R. H. | Bennett, J. M. "R" #4 | 6,439 | 23903068 |
| 470127 | Nov 18, 1997 | Nov 18, 1997 | Engelke, R. H. | Bennett, John M. "G" #1 | 8,270 | 23931951 |
| 470171 | Nov 17, 1997 | Nov 17, 1997 | Union Oil Company of California | Mauritz, T. N. #9 | 6,416 | 23932293 |
| 470080 | Nov 14, 1997 | Nov 14, 1997 | Allegro Investments, Inc. | Musselman Ranch - Mus #10 | 6,300 | 23932978 |
| 469629 | Nov 4, 1997 | Nov 4, 1997 | Parallel Petroleum Corporation | Yendrey #1 | 12,500 | 23932977 |
| 469446 | Oct 29, 1997 | Oct 29, 1997 | Brayton Operating Corp. | Lay #1 | 7,000 | 23932976 |
| 469382 | Oct 28, 1997 | Oct 28, 1997 | J.R. Oil and Gas Inc. | Rose #1 | 5,000 | 23932975 |
| 469369 | Oct 28, 1997 | Oct 28, 1997 | Geodominion Petroleum | Wynn #3 | 4,150 | 23932974 |
| 469211 | Oct 24, 1997 | Oct 24, 1997 | Allegro Investments, Inc. | Webernick G.U. #1 | 16,000 | 23932300 |
| 469055 | Oct 22, 1997 | Oct 22, 1997 | Bass Enterprises Production Co. | Drushel #1 | 15,000 | 23932973 |
| 469055Amendment | Oct 22, 1997 | Oct 22, 1997 | Bass Enterprises Production Co. | Drushel #1 | 15,000 | 23932973 |
| 469033 | Oct 21, 1997 | Oct 21, 1997 | Zachry Exploration, Inc. | Cook-Fenner Gas Unit #2 | 3,050 | 23932972 |
| 468912 | Oct 21, 1997 | Oct 21, 1997 | Johnson & Ernst Operating Co. | Strane-English #1 | 5,500 | 23932971 |
| 468456 | Oct 15, 1997 | Oct 15, 1997 | Manti Operating Company | Maurbro Field/Marg./Unit #1 #1413 | 5,291 | 23901197 |
| 468687 | Oct 14, 1997 | Oct 14, 1997 | Brayton Operating Corp. | Schumaker #1 | 6,200 | 23932935 |
| 468705 | Oct 13, 1997 | Oct 13, 1997 | Ffa Petroleum Services | Simons, T. K. #2 | 7,005 | 23930383 |
| 468651 | Oct 10, 1997 | Oct 10, 1997 | United Oil & Minerals, Inc. | Moore Estate #1 | 16,500 | 23932970 |
| 468651Amendment | Oct 10, 1997 | Oct 10, 1997 | United Oil & Minerals, Inc. | Moore Estate #1 | 13,000 | 23932970 |
| 465598 | Oct 7, 1997 | Oct 7, 1997 | Transtexas Gas Corporation | E. Yates Gas Unit #2 | 11,100 | 23932954 |
| 468384 | Oct 3, 1997 | Oct 3, 1997 | United Oil & Minerals, Inc. | Wearden #1 | 16,500 | 23932969 |
| 468384Amendment | Oct 3, 1997 | Oct 3, 1997 | United Oil & Minerals, Inc. | Wearden #1 | 17,600 | 23932969 |
| 467883 | Oct 3, 1997 | Oct 3, 1997 | Continental Operating Co. | Yaussi B #19 | 4,970 | 23932502 |
| 467748 | Oct 2, 1997 | Oct 2, 1997 | Continental Operating Co. | Yaussi #B 15 | 5,109 | 23932451 |
| 468278 | Oct 1, 1997 | Oct 1, 1997 | Anadarko Petroleum Corp. | Stafford #1 | 6,115 | 23932667 |
| 467877 | Oct 1, 1997 | Oct 1, 1997 | Zachry Exploration, Inc. | Cook-Fenner Gas Unit #1 | 6,800 | 23932966 |
| 468217 | Sep 30, 1997 | Sep 30, 1997 | Brayton Operating Corp. | Peters/Sklar #1 | 11,500 | 23932968 |
| 468217Amendment | Sep 30, 1997 | Sep 30, 1997 | Brayton Operating Corp. | Peters/Sklar #1 | 11,500 | 23932968 |
| 468217Amendment | Sep 30, 1997 | Sep 30, 1997 | Brayton Operating Corp. | Peters/Sklar #1 | 11,500 | 23932968 |
| 468007 | Sep 24, 1997 | Sep 24, 1997 | Ffa Petroleum Services | Menefee #6 | 7,200 | 23931825 |
| 467961 | Sep 24, 1997 | Sep 24, 1997 | Allegro Investments, Inc. | Borchers Ranch - Bor "E" #12 | 4,000 | 23932967 |
| 467941 | Sep 23, 1997 | Sep 23, 1997 | Brayton Operating Corp. | Peters #1 | 6,500 | 23932965 |
| 467841 | Sep 19, 1997 | Sep 19, 1997 | Swift Energy Company | Rose #1 | 4,000 | 23932964 |
| 466523 | Sep 16, 1997 | Sep 16, 1997 | Union Oil Company of California | Mauritz, T. N. #9 | 6,416 | 23932293 |
| 467340 | Sep 15, 1997 | Sep 15, 1997 | Engelke, R. H. | Schuech Heirs #2032 | 9,000 | 23902951 |
| 466851 | Sep 10, 1997 | Sep 10, 1997 | Seisgen Exploration, Inc | Vance #2 | 3,000 | 23932959 |
| 465185 | Sep 9, 1997 | Sep 9, 1997 | Ffa Petroleum Services | Kubenka, Bruno #1 | 4,472 | 23931213 |
| 467116 | Sep 8, 1997 | Sep 8, 1997 | Vintage Petroleum, Inc. | West Ranch A #538HH | 5,088 | 23932961 |
| 467115 | Sep 8, 1997 | Sep 8, 1997 | Vintage Petroleum, Inc. | West Ranch A #537HH | 5,090 | 23932963 |
| 467114 | Sep 8, 1997 | Sep 8, 1997 | Vintage Petroleum, Inc. | West Ranch A #539HH | 5,093 | 23932960 |
| 467108 | Sep 4, 1997 | Sep 4, 1997 | Vintage Petroleum, Inc. | West Ranch A #536 | 5,108 | 23932962 |
| 467052 | Sep 3, 1997 | Sep 3, 1997 | Parallel Petroleum Corporation | Rowell, L. J. #1 | 7,800 | 23931162 |
| 466536 | Aug 20, 1997 | Aug 20, 1997 | First Aransas Reserves, Inc. | Fowler #1 | 4,100 | 23932958 |
| 465252 | Aug 18, 1997 | Aug 18, 1997 | Union Oil Company of California | Maurtiz, T.N. #7 | 6,512 | 23932159 |
| 465251 | Aug 18, 1997 | Aug 18, 1997 | Union Oil Company of California | Niebuhr, A. L. #8 | 6,400 | 23932052 |
| 465838 | Aug 7, 1997 | Aug 7, 1997 | Seisgen Exploration, Inc | Wynn Unit #1 | 4,200 | 23932956 |
| 465898 | Aug 6, 1997 | Aug 6, 1997 | Brayton Operating Corp. | Zipp Gas Unit #1 | 12,500 | 23932957 |
| 465137 | Aug 5, 1997 | Aug 5, 1997 | Goliad Operating Company | Stephenson-Johnson Unit #1 | 5,600 | 23932952 |
| 465591 | Jul 29, 1997 | Jul 29, 1997 | Magnum Producing & Operating Co. | Clark #1 | 4,500 | 23932955 |
| 465575 | Jul 29, 1997 | Jul 29, 1997 | Infield Oil Co. | Jolly, M. E. #1 | 3,500 | 23932953 |
| 465158 | Jul 24, 1997 | Jul 24, 1997 | Wing Corporation | Stanford #03 | 8,000 | 23932951 |
| 465082 | Jul 24, 1997 | Jul 24, 1997 | Continental Operating Co. | Yaussi #B 9 | 5,010 | 23932393 |
| 465028 | Jul 22, 1997 | Jul 22, 1997 | Westhall Associates, Inc. | Good Unit #1 | 4,800 | 23932950 |
| 465028Amendment | Jul 22, 1997 | Jul 22, 1997 | Westhall Associates, Inc. | Good #1 | 4,800 | 23932950 |
| 465013 | Jul 17, 1997 | Jul 17, 1997 | Headington Oil Company | Hudgins, T. J. #4 | 4,942 | 23931550 |
| 464719 | Jul 14, 1997 | Jul 14, 1997 | Sue-Ann Production Company | M. L. & I. Co. #32 | 6,520 | 23932227 |
| 464813 | Jul 11, 1997 | Jul 11, 1997 | Brayton Operating Corp. | O'Connor-Miller #1 | 12,500 | 23932949 |
| 464595 | Jul 11, 1997 | Jul 11, 1997 | Chilton Energy | Seale, Sam D. III #4 | 5,960 | 23903131 |
| 464701 | Jul 9, 1997 | Jul 9, 1997 | Patterson Petroleum, Inc. | Hollingsworth #1 | 15,000 | 23932948 |
| 464513 | Jul 2, 1997 | Jul 2, 1997 | United Energy Partners, Inc. | Trull et Al #1 | 8,000 | 23932947 |
| 464161 | Jun 23, 1997 | Jun 23, 1997 | Union Oil Company of California | Cravens, J. R. #1 | 6,278 | 23900583 |
| 463784 | Jun 16, 1997 | Jun 16, 1997 | Sue-Ann Production Company | Branch, Maggie #15 | 4,150 | 23901059 |