| 408834 | Feb 26, 1993 | Feb 26, 1993 | Hrubetz Operating Company | Garza | Stoker, Skelly "A" #3 | 3,252 | 16900118 |
| 371889 | Apr 23, 1990 | Apr 23, 1990 | Hrubetz Operating Company | Garza | Stanolind Stoker #26SA | 3,190 | 16932332 |
| 371910 | Apr 11, 1990 | Apr 11, 1990 | Hrubetz Operating Company | Garza | Skelly Stoker #19SA | 3,300 | 16932340 |
| 371909 | Apr 11, 1990 | Apr 11, 1990 | Hrubetz Operating Company | Garza | Stoker, Stanolind #28SA | 3,195 | 16932336 |
| 371897 | Apr 9, 1990 | Apr 9, 1990 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #719 | 3,160 | 16932346 |
| 371896 | Apr 9, 1990 | Apr 9, 1990 | Hrubetz Operating Company | Garza | Stanolind Stoker #25SA | 3,175 | 16932333 |
| 370896 | Mar 21, 1990 | Mar 21, 1990 | Hrubetz Operating Company | Scurry | CHV-Browning #18W | 2,400 | 41533075 |
| 370895 | Mar 21, 1990 | Mar 21, 1990 | Hrubetz Operating Company | Scurry | CHV-Browning #19W | 2,400 | 41533076 |
| 370894 | Mar 21, 1990 | Mar 21, 1990 | Hrubetz Operating Company | Scurry | Browning, E. G. "B" #24W | 2,450 | 41533077 |
| 367473 | Dec 18, 1989 | Dec 18, 1989 | Hrubetz Operating Company | Scurry | Browning, E. B. "B" #19 | 2,450 | 41510309 |
| 366553 | Dec 14, 1989 | Dec 14, 1989 | Hrubetz Operating Company | Garza | Stoker, Skelly #4SA | 3,256 | 16900120 |
| 364555 | Nov 16, 1989 | Nov 16, 1989 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #718 | 2,850 | 16910448 |
| 364553 | Nov 13, 1989 | Nov 13, 1989 | Hrubetz Operating Company | Garza | Stoker, Skelly #24SA | 2,900 | 16932304 |
| 360444 | Jul 12, 1989 | Jul 12, 1989 | Hrubetz Operating Company | Garza | Stoker, Skelly #9 | 3,315 | 16900125 |
| 360042 | Jul 10, 1989 | Jul 10, 1989 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #717 | 2,850 | 16932331 |
| 360443 | Jun 20, 1989 | Jun 20, 1989 | Hrubetz Operating Company | Scurry | Martin, Annie #2WS | 800 | 41533046 |
| 360442 | Jun 20, 1989 | Jun 20, 1989 | Hrubetz Operating Company | Scurry | Martin, Annie #3WS | 800 | 41533047 |
| 360441 | Jun 20, 1989 | Jun 20, 1989 | Hrubetz Operating Company | Scurry | Martin, Annie "C" #1WS | 800 | 41533048 |
| 358662 | May 1, 1989 | May 1, 1989 | Hrubetz Operating Company | Scurry | Martin, Annie #1SW | 800 | 41533044 |
| 357151 | Apr 12, 1989 | Apr 12, 1989 | Hrubetz Operating Company | Sterling | Bade "A" #13 | 2,450 | 43131984 |
| 357714 | Apr 4, 1989 | Apr 4, 1989 | Hrubetz Operating Company | Scurry | Fuller "B" #W 1SW | 700 | 41533040 |
| 357713 | Apr 4, 1989 | Apr 4, 1989 | Hrubetz Operating Company | Scurry | Revilo-Browning #W 1SW | 600 | 41533041 |
| 357712 | Apr 4, 1989 | Apr 4, 1989 | Hrubetz Operating Company | Scurry | Martin, T. R. #W 3SW | 600 | 41533042 |
| 355032 | Feb 3, 1989 | Feb 3, 1989 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #708 | 2,800 | 16900134 |
| 355568 | Jan 30, 1989 | Jan 30, 1989 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #1WS | 585 | 41533036 |
| 353068 | Jan 23, 1989 | Jan 23, 1989 | Hrubetz Operating Company | Scurry | Revilo-Browning #7 | 2,400 | 41533003 |
| 353067 | Jan 23, 1989 | Jan 23, 1989 | Hrubetz Operating Company | Scurry | Revilo-Browning #8 | 2,400 | 41533004 |
| 353066 | Jan 23, 1989 | Jan 23, 1989 | Hrubetz Operating Company | Scurry | Martin, T. R. #19 | 2,600 | 41533006 |
| 353065 | Jan 23, 1989 | Jan 23, 1989 | Hrubetz Operating Company | Scurry | Martin, T. R. #18 | 2,600 | 41533005 |
| 354504 | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #2WS | 625 | 41533010 |
| 354503 | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #3WS | 825 | 41533012 |
| 354502 | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #2WS | 800 | 41533011 |
| 353068Amendment | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Revilo-Browning #7 | 2,400 | 41533003 |
| 353067Amendment | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Revilo-Browning #8 | 2,400 | 41533004 |
| 353066Amendment | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #19 | 2,600 | 41533006 |
| 353065Amendment | Dec 22, 1988 | Dec 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #18 | 2,600 | 41533005 |
| 352045 | Nov 14, 1988 | Nov 14, 1988 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #716 | 2,850 | 16932378 |
| 353103 | Nov 8, 1988 | Nov 8, 1988 | Hrubetz Operating Company | Mitchell | Gregory "B" #1WS | 650 | 33533466 |
| 353103Amendment | Nov 8, 1988 | Nov 8, 1988 | Hrubetz Operating Company | Mitchell | Gregory "B" #1WS | 650 | 33533466 |
| 352534 | Oct 25, 1988 | Oct 25, 1988 | Hrubetz Operating Company | Scurry | Fuller "B" #9W | 2,550 | 41533002 |
| 352533 | Oct 25, 1988 | Oct 25, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #17W | 2,650 | 41533001 |
| 352532 | Oct 25, 1988 | Oct 25, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #16W | 2,500 | 41532998 |
| 352531 | Oct 25, 1988 | Oct 25, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #15W | 2,650 | 41532999 |
| 352530 | Oct 25, 1988 | Oct 25, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #16W | 2,650 | 41533000 |
| 351451 | Oct 17, 1988 | Oct 17, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #14 | 2,650 | 41532997 |
| 351450 | Oct 17, 1988 | Oct 17, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #21 | 2,500 | 41532985 |
| 351449 | Oct 17, 1988 | Oct 17, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #20 | 2,650 | 41532996 |
| 351448 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. #17W | 2,650 | 41532995 |
| 351447 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #18W | 2,500 | 41532994 |
| 351446 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Martin, T. R. "B" #19W | 2,500 | 41532993 |
| 351445 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Fuller "B" #6W | 2,400 | 41532992 |
| 351444 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Fuller "B" #7W | 2,500 | 41532991 |
| 351443 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Fuller "B" #8W | 2,500 | 41532990 |
| 351442 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Browning #22W | 2,550 | 41532989 |
| 351441 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Browning #23W | 2,500 | 41532988 |
| 351440 | Sep 22, 1988 | Sep 22, 1988 | Hrubetz Operating Company | Scurry | Revilo-Browning #5W | 2,500 | 41532987 |
| 351439 | Sep 21, 1988 | Sep 21, 1988 | Hrubetz Operating Company | Scurry | Revilo-Browning #6W | 2,400 | 41532986 |
| 349180 | Aug 17, 1988 | Aug 17, 1988 | Hrubetz Operating Company | Garza | Stanolind Stoker #6 | 3,223 | 16900142 |
| 347276 | Jun 1, 1988 | Jun 1, 1988 | Hrubetz Operating Company | Scurry | Browning, E. G. #1ST | 800 | 41504695 |
| 346569 | May 20, 1988 | May 20, 1988 | Hrubetz Operating Company | Mitchell | Gregory "A" #1WS | 600 | 33533434 |
| 340599 | Feb 2, 1988 | Feb 2, 1988 | Hrubetz Operating Company | Mitchell | Powell #3A | 3,300 | 33533391 |
| 340597 | Feb 2, 1988 | Feb 2, 1988 | Hrubetz Operating Company | Mitchell | Powell "A" #5 | 3,300 | 33533390 |
| 340598 | Jan 28, 1988 | Jan 28, 1988 | Hrubetz Operating Company | Mitchell | Gospel Trumpet Company #3 | 3,300 | 33533389 |
| 341737 | Jan 22, 1988 | Jan 22, 1988 | Hrubetz Operating Company | Mitchell | Gregory "A" #5 | 3,300 | 33533400 |
| 341736 | Jan 22, 1988 | Jan 22, 1988 | Hrubetz Operating Company | Mitchell | Gregory "A" #7 | 3,300 | 33533399 |
| 341735 | Jan 22, 1988 | Jan 22, 1988 | Hrubetz Operating Company | Mitchell | Gregory "A" #6 | 3,300 | 33533398 |
| 341734 | Jan 22, 1988 | Jan 22, 1988 | Hrubetz Operating Company | Mitchell | Gregory #2 | 3,300 | 33533401 |
| 341733 | Jan 22, 1988 | Jan 22, 1988 | Hrubetz Operating Company | Mitchell | Jackson #2 | 3,300 | 33533397 |
| 341080 | Jan 8, 1988 | Jan 8, 1988 | Hrubetz Operating Company | Mitchell | Gregory "B" #2 | 3,300 | 33533393 |
| 340514 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Jackson #42W | 3,300 | 33533387 |
| 340513 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Jackson #33W | 3,300 | 33533383 |
| 340512 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gospel Trumpet Company #45W | 3,300 | 33533388 |
| 340511 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gregory "A" #44W | 3,300 | 33533381 |
| 340510 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gregory "A" #40W | 3,300 | 33533380 |
| 340509 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gregory "A" #35W | 3,300 | 33533382 |
| 340508 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gregory #38W | 3,300 | 33533384 |
| 340507 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Gregory #37W | 3,300 | 33533385 |
| 340505 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Powell "A" #30W | 3,300 | 33533386 |
| 340504 | Dec 22, 1987 | Dec 22, 1987 | Hrubetz Operating Company | Mitchell | Powell #32W | 3,300 | 33533379 |
| 338296 | Dec 7, 1987 | Dec 7, 1987 | Hrubetz Operating Company | Mitchell | Powell, Margaret "A" #4 | 3,300 | 33533366 |
| 338295 | Dec 7, 1987 | Dec 7, 1987 | Hrubetz Operating Company | Mitchell | Trumpet, Gospel #4 | 3,300 | 33533367 |
| 338299 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gospel Trumpet #46W | 3,300 | 33533370 |
| 338298 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gregory 'A' #43W | 3,300 | 33533369 |
| 338297 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gregory 'A' #41W | 3,300 | 33533368 |
| 338294 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gregory #36W | 3,300 | 33533374 |
| 338293 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Powell, Margaret 'A' #31W | 3,300 | 33533373 |
| 338292 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gregory #39W | 3,300 | 33533372 |
| 338291 | Nov 5, 1987 | Nov 5, 1987 | Hrubetz Operating Company | Mitchell | Gregory 'A' #34W | 3,300 | 33533371 |
| 355798 | Sep 1, 1987 | Sep 1, 1987 | Hrubetz Operating Company | Garza | Rsa San Andres Unit #705 | 2,900 | 16900131 |
| 332893 | Jul 15, 1987 | Jul 15, 1987 | Hrubetz Operating Company | Mitchell | York, F. E. #2 | 2,900 | 33500955 |
| 332892 | Jul 15, 1987 | Jul 15, 1987 | Hrubetz Operating Company | Mitchell | York, F. E. #1 | 3,155 | 33500954 |
| 332891 | Jul 15, 1987 | Jul 15, 1987 | Hrubetz Operating Company | Mitchell | York, F. E. #7 | 2,934 | 33530673 |
| 303754 | Jul 1, 1986 | Jul 1, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #12 | 3,100 | 33533248 |
| 303756 | Jul 1, 1986 | Jul 1, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #11 | 3,100 | 33533250 |
| 303755 | Jul 1, 1986 | Jul 1, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #10 | 3,100 | 33533249 |
| 299549 | Mar 14, 1986 | Mar 14, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #9 | 3,100 | 33533225 |
| 299121 | Mar 4, 1986 | Mar 4, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #22W | 3,100 | 33533214 |
| 299123 | Mar 4, 1986 | Mar 4, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #19W | 3,100 | 33533215 |
| 297994 | Feb 14, 1986 | Feb 14, 1986 | Hrubetz Operating Company | Sterling | Bade #10A | 2,276 | 43130176 |
| 297744 | Feb 12, 1986 | Feb 12, 1986 | Hrubetz Operating Company | Mitchell | York, F. E. #21W | 3,100 | 33533187 |