| Tany #142-077-00505 | Schlachter David A. only | Clay, TXBryant (Simpson) | Not on scheduleOil | 3,100 | Dec 30, 1988 | — | — |
| Galloway #142-499-31516 | Schlachter David A. only | Wood, TXCoke West (Hill) | PluggedOil | 14,500 | Nov 24, 1986 | — | — |
| Foster D. #242-499-31186 | Schlachter David A. only | Wood, TXTami (Sub-Clarksville) | PluggedOil | 4,500 | Aug 8, 1983 | — | — |
| Williams E. #242-423-30497 | Schlachter David A. only | Smith, TXChapel Hill E. (Paluxy 5600) | PluggedOil | 5,950 | Dec 29, 1981 | — | — |
| Hattie Morgan #142-499-30938 | Schlachter David A. only | Wood, TXTami (Sub-Clarksville) | PluggedOil | 4,400 | Feb 12, 1981 | — | — |
| Speck Ed -a- #1 A42-095-30517 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | PluggedOil | 3,850 | Dec 31, 1980 | — | — |
| Cowden a #242-135-33094 | Schlachter David A. only | Ector, TXDonnelly (San Andres) | PluggedOil | 4,500 | Dec 12, 1978 | — | — |
| Dorsey N. R. #142-401-80115 | Schlachter David A. only | Rusk, TXHenderson (Rusk Co. Pettit) | PluggedOil | 7,306 | Sep 15, 1978 | — | — |
| Cowden a #142-135-32934 | Schlachter David A. only | Ector, TXDonnelly (San Andres) | PluggedOil | 4,500 | Feb 17, 1978 | — | — |
| Chandler L.H. #1 X42-365-30595 | Schlachter David A. only | Panola, TXBethany (Travis Peak) | PluggedGas | 6,500 | Jul 15, 1977 | — | — |
| J C Hurst Jr #b-135-133-06216 | Schlachter David A only | Seminole, OK | PluggedOil | 4,180 | — | — | — |
| J C Hurst #b-235-133-06217 | Schlachter David A only | Seminole, OK | PluggedOil | 4,269 | — | — | — |
| C B Billington #235-133-06246 | Schlachter David A only | Seminole, OK | PluggedOil | 4,235 | — | — | — |
| C.B. Billington #835-133-06252 | Schlachter David A only | Seminole, OK | PluggedGas | 4,199 | — | — | — |
| Betty Johnson #135-133-06299 | Schlachter David A only | Seminole, OK | PluggedOil | 4,169 | — | — | — |
| Bethel Unit ( Cobb & Hill 1) #635-133-07994 | Schlachter David A only | Seminole, OK | PluggedOil | 3,316 | — | — | — |
| Bethel Unit ( Peters 3) #3235-133-08076 | Schlachter David A only | Seminole, OK | PluggedOil | 3,319 | — | — | — |
| Bethel Unit (Peter # 237 # 2) #3035-133-11891 | Schlachter David A only | Seminole, OK | PluggedOil | 3,314 | — | — | — |
| Bethel Unit #3435-133-11892 | Schlachter David A only | Seminole, OK | PluggedOil | 3,296 | — | — | — |
| Bethel Unit ( Peters 5A) #3635-133-11894 | Schlachter David A only | Seminole, OK | PluggedOil | 3,289 | — | — | — |
| Bethel #4335-133-21282 | Schlachter David A only | Seminole, OK | PluggedDry hole | 4,330 | — | — | — |
| Bethel #2A35-133-21439 | Schlachter David A only | Seminole, OK | PluggedOil | 3,662 | — | — | — |
| Bethel Booch Sand Unit #4735-133-22888 | Schlachter David A only | Seminole, OK | PluggedDry hole | 3,348 | — | — | — |
| Edwards -a- #142-077-00506 | Schlachter David A. only | Clay, TXBryant (Simpson) | Not on scheduleOil | — | — | — | — |
| Edwards -a- #242-077-80795 | Schlachter David A. only | Clay, TXBryant (Simpson) | Not on scheduleOil | — | — | — | — |
| Watkins L. G. #142-095-00270 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Watkins L. G. #242-095-00271 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Barfknecht M. F. #142-095-00273 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | PluggedOil | — | — | — | — |
| Speck Ed -a- #142-095-10045 | Schlachter David A. only | Concho, TXSpeck (Jennings) | PluggedOil | — | — | — | — |
| Speck Ed -a- #342-095-10047 | Schlachter David A. only | Concho, TXSpeck (Jennings) | Not on scheduleOil | — | — | — | — |
| Speck Ed -a- #442-095-10049 | Schlachter David A. only | Concho, TXSpeck (Jennings) | PluggedOil | — | — | — | — |
| Speck Ed -a- #642-095-10051 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Watkins L. G. #342-095-10054 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Watkins L. G. #442-095-10055 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Watkins L. G. #542-095-10056 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleOil | — | — | — | — |
| Kitchens A. E. -B- #242-095-10202 | Schlachter David A. only | Concho, TXSpeck North (Strawn) | Not on scheduleGas | — | — | — | — |
| Speck Ed -a- #742-095-10223 | Schlachter David A. only | Concho, TXSpeck (Jennings) | Not on scheduleOil | — | — | — | — |
| Thomas J. L. #242-097-01999 | Schlachter David A. only | Cooke, TXIndian Springs (Oil Creek) | Not on scheduleOil | — | — | — | — |
| Thomas J. L. #142-097-02000 | Schlachter David A. only | Cooke, TXIndian Springs (Oil Creek) | Not on scheduleOil | — | — | — | — |
| Cowden -K- #142-135-02909 | Schlachter David A. only | Ector, TXDonnelly (San Andres) | Not on scheduleOil | — | — | — | — |
| Cowden -K- #242-135-02910 | Schlachter David A. only | Ector, TXDonnelly (San Andres) | PluggedOil | — | — | — | — |
| Cowden -K- #342-135-02911 | Schlachter David A. only | Ector, TXDonnelly (San Andres) | Not on scheduleOil | — | — | — | — |
| Johnson G. E. #142-155-00198 | Schlachter David A. only | Foard, TXCrowell North (Des Moines) | PluggedOil | — | — | — | — |
| Johnson G. E. #242-155-00199 | Schlachter David A. only | Foard, TXCrowell North (Des Moines) | Not on scheduleOil | — | — | — | — |
| Johnson G. E. #342-155-00206 | Schlachter David A. only | Foard, TXCrowell North (Des Moines) | Not on scheduleOil | — | — | — | — |
| Beverly Tom #142-155-00270 | Schlachter David A. only | Foard, TXCrowell North (Des Moines) | Not on scheduleOil | — | — | — | — |
| 242-181-00993 | Schlachter David A. only | Grayson, TXSadler (5970 Sand) | Not on scheduleOil | — | — | — | — |
| 542-181-01167 | Schlachter David A. only | Grayson, TXSadler (Penn. 6575) | Not on scheduleOil | — | — | — | — |
| Ohagan Chas. #142-181-01484 | Schlachter David A. only | Grayson, TXOhagan (Davis Lower) | PluggedOil | — | — | — | — |
| Ohagan Chas. #242-181-80177 | Schlachter David A. only | Grayson, TXOhagan (Davis Lower) | PluggedOil | — | — | — | — |