| 230448 | Feb 23, 1984 | Feb 23, 1984 | Dorchester Exploration, Inc. | Crane | Dawson Estate 76 #1 | 5,800 | 10333415 |
| 228372 | Feb 3, 1984 | Feb 3, 1984 | Dorchester Exploration, Inc. | Hemphill | Hobart Ranch #1 | 7,894 | 21131193 |
| 227621 | Jan 20, 1984 | Jan 20, 1984 | Dorchester Exploration, Inc. | Sterling | Terry 6 #4 | 7,335 | 43131955 |
| 226889 | Jan 19, 1984 | Jan 19, 1984 | Dorchester Exploration, Inc. | Wilson | Norman, J. R. #1 | 6,416 | 49330944 |
| 225776 | Jan 5, 1984 | Jan 5, 1984 | Dorchester Exploration, Inc. | Crane | Cowden 77 #1 | 5,800 | 10333361 |
| 230500 | Dec 19, 1983 | Dec 19, 1983 | Dorchester Exploration, Inc. | Sterling | Westbrook 27 #3 | 6,054 | 43131007 |
| 221590 | Nov 22, 1983 | Nov 22, 1983 | Dorchester Exploration, Inc. | Navarro | Kennedy-Sheppard #1 | 7,900 | 34933634 |
| 220655 | Nov 16, 1983 | Nov 16, 1983 | Dorchester Exploration, Inc. | Sterling | Foster-Conger 5 #2A | 7,650 | 43131415 |
| 220212 | Nov 9, 1983 | Nov 9, 1983 | Dorchester Exploration, Inc. | Hemphill | Wright, Lucille #6 | 7,800 | 21131640 |
| 214736 | Sep 27, 1983 | Sep 27, 1983 | Dorchester Exploration, Inc. | Sterling | Terry 6 #3 | 8,950 | 43131356 |
| 213142 | Sep 20, 1983 | Sep 20, 1983 | Dorchester Exploration, Inc. | Hemphill | Wright, Lucille #5 | 7,800 | 21131626 |
| 208786 | Aug 31, 1983 | Aug 31, 1983 | Dorchester Exploration, Inc. | Navarro | Bain, A. L. #1 | 8,000 | 34933517 |
| 205802 | Aug 16, 1983 | Aug 16, 1983 | Dorchester Exploration, Inc. | Glasscock | Currie 41 #3 | 8,700 | 17331458 |
| 205066 | Jul 25, 1983 | Jul 25, 1983 | Dorchester Exploration, Inc. | Sterling | Terry 6 #3 | 8,950 | 43131356 |
| 199892 | Jun 29, 1983 | Jun 29, 1983 | Dorchester Exploration, Inc. | Sterling | Conger, F. 19 #4 | 8,850 | 43131340 |
| 198097 | Jun 10, 1983 | Jun 10, 1983 | Dorchester Exploration, Inc. | Hemphill | Wright, Lucille #3 | 7,550 | 21131594 |
| 193930 | May 9, 1983 | May 9, 1983 | Dorchester Exploration, Inc. | Glasscock | Currie 41 #2 | 8,700 | 17331411 |
| 187762 | Mar 7, 1983 | Mar 7, 1983 | Dorchester Exploration, Inc. | Midland | Bradford 48 #1 | 4,800 | 32931141 |
| 187036 | Feb 24, 1983 | Feb 24, 1983 | Dorchester Exploration, Inc. | Borden | Good 15 #1 | 9,825 | 03330866 |
| 185364 | Feb 4, 1983 | Feb 4, 1983 | Dorchester Exploration, Inc. | Hemphill | Wright, Lucille #4 | 7,500 | 21131571 |
| 183654 | Dec 22, 1982 | Dec 22, 1982 | Dorchester Exploration, Inc. | Borden | Good 22 #1 | 9,800 | 03330852 |
| 177691 | Nov 9, 1982 | Nov 9, 1982 | Dorchester Exploration, Inc. | Sterling | Terry 6 #4 | 7,460 | 43131955 |
| 177689 | Nov 9, 1982 | Nov 9, 1982 | Dorchester Exploration, Inc. | Sterling | Terry 6 #3 | 8,950 | 43131356 |
| 175914 | Oct 29, 1982 | Oct 29, 1982 | Dorchester Exploration, Inc. | Sterling | Terry 6 #5 | 8,850 | 43131240 |
| 174970 | Oct 21, 1982 | Oct 21, 1982 | Dorchester Exploration, Inc. | Sterling | Conger, F. 7 #3 | 7,500 | 43131951 |
| 174969 | Oct 21, 1982 | Oct 21, 1982 | Dorchester Exploration, Inc. | Sterling | Westbrook 33 #3 | 6,930 | 43131010 |
| 168597 | Aug 9, 1982 | Aug 9, 1982 | Dorchester Exploration, Inc. | Glasscock | Houston 14 #1 | 11,400 | 17331326 |
| 165730 | Jul 6, 1982 | Jul 6, 1982 | Dorchester Exploration, Inc. | Navarro | Bain, A.L. #1 | 8,000 | 34932701 |
| 163083 | Jun 8, 1982 | Jun 8, 1982 | Dorchester Exploration, Inc. | Glasscock | Cheatham 13 #1 | 11,274 | 17331306 |
| 162850 | Jun 4, 1982 | Jun 4, 1982 | Dorchester Exploration, Inc. | Aransas | State Tract 260 #1 | 10,170 | 00730715 |
| 162173 | May 27, 1982 | May 27, 1982 | Dorchester Exploration, Inc. | Glasscock | Currie "41" #01 | 5,810 | 17331301 |
| 160264 | May 7, 1982 | May 7, 1982 | Dorchester Exploration, Inc. | Sterling | Conger, F. 19 #5 | 8,808 | 43131139 |
| 156279 | Apr 9, 1982 | Apr 9, 1982 | Dorchester Exploration, Inc. | Fisher | Midway #1 | 7,100 | 15131504 |
| 151644 | Feb 17, 1982 | Feb 17, 1982 | Dorchester Exploration, Inc. | Sterling | Terry 6 #3 | 8,950 | 43131356 |
| 150057 | Feb 4, 1982 | Feb 4, 1982 | Dorchester Exploration, Inc. | Wilson | Coldewey Unit #1 | 6,290 | 49330397 |
| 148987 | Jan 27, 1982 | Jan 27, 1982 | Dorchester Exploration, Inc. | Glasscock | Berry 20 #1 | 11,107 | 17331259 |
| 149598 | Jan 20, 1982 | Jan 20, 1982 | Dorchester Exploration, Inc. | Wilson | Mills, Laura #1 | 6,667 | 49331004 |
| 147247 | Jan 6, 1982 | Jan 6, 1982 | Dorchester Exploration, Inc. | Sterling | Terry 6 #4 | 7,460 | 43131955 |
| 144854 | Dec 21, 1981 | Dec 21, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 2 #2 | 7,980 | 43131095 |
| 144853 | Dec 21, 1981 | Dec 21, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 2 #3 | 8,060 | 43131094 |
| 144551 | Dec 16, 1981 | Dec 16, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 3 #4 | 8,125 | 43131089 |
| 142855 | Dec 7, 1981 | Dec 7, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 8 #3 | 7,910 | 43131747 |
| 142755 | Dec 4, 1981 | Dec 4, 1981 | Dorchester Exploration, Inc. | Sterling | Conger F. 6 #4 | 9,060 | 43131084 |
| 142736 | Dec 4, 1981 | Dec 4, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 28 #3 | 8,685 | 43131083 |
| 142723 | Dec 4, 1981 | Dec 4, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 15 #3 | 7,190 | 43131082 |
| 142014 | Nov 30, 1981 | Nov 30, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 29 #3 | 8,830 | 43131081 |
| 146289 | Nov 12, 1981 | Nov 12, 1981 | Dorchester Exploration, Inc. | Wilson | O'Neill Eqmt. Co. #1 | 6,775 | 49330993 |
| 140440 | Nov 12, 1981 | Nov 12, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 16 #4 | 7,340 | 43131071 |
| 140295 | Nov 12, 1981 | Nov 12, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 32 #3 | 7,180 | 43131069 |
| 139579 | Nov 4, 1981 | Nov 4, 1981 | Dorchester Exploration, Inc. | Midland | Bradford 22A #1 | 11,800 | 32931034 |
| 138873 | Oct 29, 1981 | Oct 29, 1981 | Dorchester Exploration, Inc. | Sterling | Foster, R.T. 10 #4 | 7,860 | 43131061 |
| 138817 | Oct 29, 1981 | Oct 29, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 19 #4 | 8,900 | 43131060 |
| 138638 | Oct 29, 1981 | Oct 29, 1981 | Dorchester Exploration, Inc. | Sterling | Carper 12 #3 | 7,550 | 43131059 |
| 138634 | Oct 29, 1981 | Oct 29, 1981 | Dorchester Exploration, Inc. | Sterling | Foster, R.T. 10 #3 | 7,750 | 43131058 |
| 138517 | Oct 28, 1981 | Oct 28, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 9 #4 | 7,800 | 43131057 |
| 138497 | Oct 28, 1981 | Oct 28, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 10 #1 | 9,090 | 43131056 |
| 136672 | Oct 15, 1981 | Oct 15, 1981 | Dorchester Exploration, Inc. | Wilson | Mills, Laura #1 | 6,550 | 49331004 |
| 136187 | Oct 6, 1981 | Oct 6, 1981 | Dorchester Exploration, Inc. | Sterling | Foster, Lena 4 #3 | 7,975 | 43131052 |
| 134350 | Sep 24, 1981 | Sep 24, 1981 | Dorchester Exploration, Inc. | Wilson | O'Neill Eqmt Co. #1 | 6,550 | 49330993 |
| 134941 | Sep 23, 1981 | Sep 23, 1981 | Dorchester Exploration, Inc. | Midland | Houpt 24 #1 | 11,800 | 32931029 |
| 137399 | Sep 22, 1981 | Sep 22, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 1 #1 | 148 | 43131039 |
| 132938 | Sep 11, 1981 | Sep 11, 1981 | Dorchester Exploration, Inc. | Sterling | Foster, R.T. 11 #3 | 7,560 | 43131042 |
| 131924 | Sep 2, 1981 | Sep 2, 1981 | Dorchester Exploration, Inc. | Midland | Bradford 6 #1 | 11,800 | 32931024 |
| 131800 | Aug 31, 1981 | Aug 31, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 29 #4 | 8,730 | 43131037 |
| 131798 | Aug 31, 1981 | Aug 31, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 30 #4 | 9,300 | 43131036 |
| 131300 | Aug 27, 1981 | Aug 27, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 5 #4 | 7,775 | 43131034 |
| 131299 | Aug 27, 1981 | Aug 27, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 9 #3 | — | 43131033 |
| 130845 | Aug 24, 1981 | Aug 24, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 33 #4 | 6,930 | 43131028 |
| 130748 | Aug 24, 1981 | Aug 24, 1981 | Dorchester Exploration, Inc. | Sterling | Foster, R.T. 11 #4 | 7,625 | 43131027 |
| 129800 | Aug 12, 1981 | Aug 12, 1981 | Dorchester Exploration, Inc. | Matagorda | Dei-Langham-Harrison #1 | 13,000 | 32131151 |
| 123346 | Aug 10, 1981 | Aug 10, 1981 | Dorchester Exploration, Inc. | Hemphill | Wright, Lucille #2 | 7,750 | 21131356 |
| 128430 | Aug 4, 1981 | Aug 4, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 10 #2 | 7,842 | 43131456 |
| 127563 | Jul 29, 1981 | Jul 29, 1981 | Dorchester Exploration, Inc. | Sterling | Foster 9 #3 | 7,886 | 43131020 |
| 127562 | Jul 29, 1981 | Jul 29, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 10 #1 | 7,812 | 43131019 |
| 127560 | Jul 29, 1981 | Jul 29, 1981 | Dorchester Exploration, Inc. | Sterling | Reynolds 3 #3 | 7,890 | 43131018 |
| 127132 | Jul 27, 1981 | Jul 27, 1981 | Dorchester Exploration, Inc. | Wilson | Norman, J. R. #1 | 6,550 | 49330944 |
| 125958 | Jul 21, 1981 | Jul 21, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 31 #4 | 8,625 | 43131012 |
| 125957 | Jul 21, 1981 | Jul 21, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 7 #3 | 7,500 | 43131951 |
| 125956 | Jul 21, 1981 | Jul 21, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 33 #3 | 6,930 | 43131010 |
| 125053 | Jul 14, 1981 | Jul 14, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 18 #4 | 9,400 | 43131008 |
| 124546 | Jul 9, 1981 | Jul 9, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 27 #3 | 8,400 | 43131007 |
| 124545 | Jul 9, 1981 | Jul 9, 1981 | Dorchester Exploration, Inc. | Sterling | Terry 7 #1 | 8,920 | 43131006 |
| 124352 | Jul 9, 1981 | Jul 9, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 1 #4 | 8,780 | 43131005 |
| 123854 | Jul 3, 1981 | Jul 3, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 5 #3 | 7,450 | 43131003 |
| 123853 | Jul 3, 1981 | Jul 3, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 28 #4 | 8,622 | 43131002 |
| 123756 | Jul 1, 1981 | Jul 1, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 1 #3 | 8,850 | 43130998 |
| 122732 | Jun 26, 1981 | Jun 26, 1981 | Dorchester Exploration, Inc. | Midland | Bradford 26 #1 | 13,157 | 32931000 |
| 121460 | Jun 17, 1981 | Jun 17, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 30 #3 | 8,770 | 43130992 |
| 121354 | Jun 10, 1981 | Jun 10, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 7 #1 | 7,450 | 43130991 |
| 121274 | Jun 5, 1981 | Jun 5, 1981 | Dorchester Exploration, Inc. | Sterling | Conger, F. 19 #2 | 8,720 | 43130986 |
| 123536 | Jun 3, 1981 | Jun 3, 1981 | Dorchester Exploration, Inc. | Gonzales | Brubaker, Dora #1 | 8,123 | 17731003 |
| 116108 | Apr 27, 1981 | Apr 27, 1981 | Dorchester Exploration, Inc. | Sterling | Westbrook 8 #2 | 7,600 | 43130969 |
| 113431 | Mar 25, 1981 | Mar 25, 1981 | Dorchester Exploration, Inc. | Gonzales | Davila Unit #1 | 7,293 | 17730883 |
| 112343 | Mar 17, 1981 | Mar 17, 1981 | Dorchester Exploration, Inc. | Gonzales | Parr #2 | 7,600 | 17730866 |
| 112219 | Mar 9, 1981 | Mar 9, 1981 | Dorchester Exploration, Inc. | Gonzales | Crozier Unit #1 | 7,100 | 17730865 |
| 111155 | Mar 6, 1981 | Mar 6, 1981 | Dorchester Exploration, Inc. | Midland | Bradford "22" #1 | 11,750 | 32930979 |
| 110931 | Mar 5, 1981 | Mar 5, 1981 | Dorchester Exploration, Inc. | Gonzales | Parr #1 | 7,332 | 17730842 |
| 110506 | Mar 3, 1981 | Mar 3, 1981 | Dorchester Exploration, Inc. | Gonzales | Hallmark, N. D. #1 | 9,200 | 17730840 |
| 110287 | Mar 2, 1981 | Mar 2, 1981 | Dorchester Exploration, Inc. | Burleson | Mecom, Louise Trust #1 | 10,000 | 05131381 |
| 108493 | Feb 13, 1981 | Feb 13, 1981 | Dorchester Exploration, Inc. | Gonzales | McVea, William #1 | 7,437 | 17730802 |