| 527197Amendment | Jan 10, 2003 | Jan 10, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N. #3 | 6,500 | 39132495 |
| 526833 | Jan 3, 2003 | Jan 3, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Cliburn-Welder #3 | 5,450 | 46933677 |
| 526833Amendment | Jan 3, 2003 | Jan 3, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Cliburn-Welder #3 | 5,450 | 46933677 |
| 525228 | Dec 10, 2002 | Dec 10, 2002 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M S Est #18 | 3,600 | 46933665 |
| 525789 | Dec 3, 2002 | Dec 3, 2002 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #3 | 4,300 | 02533195 |
| 524996 | Oct 28, 2002 | Oct 28, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M V Est #1 | 6,600 | 39132489 |
| 524996Amendment | Oct 28, 2002 | Oct 28, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M V Est #1 | 6,600 | 39132489 |
| 523348 | Sep 5, 2002 | Sep 5, 2002 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #2 | 6,350 | 05731633 |
| 522301 | Aug 5, 2002 | Aug 5, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N. #2 | 6,000 | 39132481 |
| 522301Amendment | Aug 5, 2002 | Aug 5, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N. #2 | 6,000 | 39132481 |
| 522300 | Aug 5, 2002 | Aug 5, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N. #1 | 3,000 | 39132480 |
| 519622 | May 6, 2002 | May 6, 2002 | Cummins & Walker Oil Co., Inc. | Victoria | Williams, R. S. #1 | 6,020 | 46931166 |
| 519194 | Apr 23, 2002 | Apr 23, 2002 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #10 | 3,610 | 46933473 |
| 519009 | Apr 16, 2002 | Apr 16, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #2D | 4,000 | 39132018 |
| 518086 | Mar 5, 2002 | Mar 5, 2002 | Cummins & Walker Oil Co., Inc. | Calhoun | BP Chemicals #1 | 6,300 | 05731622 |
| 517286 | Feb 12, 2002 | Feb 12, 2002 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 34 | 8,512 | 40932629 |
| 517230 | Feb 6, 2002 | Feb 6, 2002 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #1 | 7,200 | 05731621 |
| 516720 | Jan 10, 2002 | Jan 10, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #12 | 7,500 | 39132456 |
| 516720Amendment | Jan 10, 2002 | Jan 10, 2002 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #12 | 7,500 | 39132456 |
| 515804 | Dec 11, 2001 | Dec 11, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder Unit #15 | 5,450 | 46933627 |
| 515152 | Nov 8, 2001 | Nov 8, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #10 | 3,600 | 39132450 |
| 513478 | Sep 13, 2001 | Sep 13, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #8 | 6,810 | 39132395 |
| 513466 | Sep 13, 2001 | Sep 13, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #1 | 7,614 | 39132329 |
| 513171 | Aug 31, 2001 | Aug 31, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #8 | 4,890 | 46933441 |
| 512783 | Aug 21, 2001 | Aug 21, 2001 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 37R | 8,225 | 40932686 |
| 512783Amendment | Aug 21, 2001 | Aug 21, 2001 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 37R | 8,200 | 40932686 |
| 512650 | Aug 21, 2001 | Aug 21, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder-Cliburn #2 | 5,675 | 46933614 |
| 512650Amendment | Aug 21, 2001 | Aug 21, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder-Cliburn #2 | 5,500 | 46933614 |
| 511988 | Aug 13, 2001 | Aug 13, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #17 | 5,600 | 46933609 |
| 512218 | Aug 6, 2001 | Aug 6, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Cliburn-Welder #1 | 5,550 | 46933610 |
| 511659 | Jul 27, 2001 | Jul 27, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | McGuill, J. #1 | 6,150 | 39132436 |
| 510690 | Jul 6, 2001 | Jul 6, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Braman, D. H. "A" #3 | 6,200 | 46933601 |
| 510688 | Jul 6, 2001 | Jul 6, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Braman, D. H. "A" #5 | 6,200 | 46933600 |
| 510958 | Jul 3, 2001 | Jul 3, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #16 | 5,550 | 46933602 |
| 510958Amendment | Jul 3, 2001 | Jul 3, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #16 | 5,522 | 46933602 |
| 508647 | Jun 18, 2001 | Jun 18, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Braman, D. H. #2 | 6,600 | 46933584 |
| 509642 | Jun 11, 2001 | Jun 11, 2001 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 37 | 8,450 | 40932678 |
| 509551 | Jun 1, 2001 | Jun 1, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Barber Ranch #2 | 6,900 | 39132399 |
| 508322 | Apr 30, 2001 | Apr 30, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Braman, D. H. #4 | 6,600 | 46933583 |
| 508261 | Apr 27, 2001 | Apr 27, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #12 | 5,310 | 46933518 |
| 507544 | Apr 11, 2001 | Apr 11, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #14 | 5,500 | 46933578 |
| 507544Amendment | Apr 11, 2001 | Apr 11, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #14 | 5,500 | 46933578 |
| 507418 | Apr 5, 2001 | Apr 5, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | McGuill Unit #1 | 6,150 | 39132418 |
| 505927 | Mar 5, 2001 | Mar 5, 2001 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est #12 | 5,310 | 46933518 |
| 505930 | Mar 2, 2001 | Mar 2, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio Unit #5 | 6,800 | 39132412 |
| 505930Amendment | Mar 2, 2001 | Mar 2, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio Unit #5 | 6,800 | 39132412 |
| 505522 | Feb 23, 2001 | Feb 23, 2001 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #4 | 6,900 | 39132410 |
| 502813 | Dec 11, 2000 | Dec 11, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Barber Ranch #2 | 7,100 | 39132399 |
| 502613 | Dec 5, 2000 | Dec 5, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #8 | 6,800 | 39132395 |
| 502613Amendment | Dec 5, 2000 | Dec 5, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #8 | 6,810 | 39132395 |
| 502025 | Nov 16, 2000 | Nov 16, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Barber Unit #3 | 6,200 | 39132393 |
| 502025Amendment | Nov 16, 2000 | Nov 16, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Barber Unit #3 | 6,200 | 39132393 |
| 501847 | Nov 14, 2000 | Nov 14, 2000 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 36 | 7,450 | 40932656 |
| 500808 | Oct 19, 2000 | Oct 19, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Estate -F- #1 | 5,500 | 46933365 |
| 502312 | Oct 11, 2000 | Oct 11, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Fox, W. J. #1 | 6,000 | 39132328 |
| 499970 | Sep 27, 2000 | Sep 27, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #12 | 5,400 | 46933518 |
| 499970Amendment | Sep 27, 2000 | Sep 27, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #12 | 5,400 | 46933518 |
| 498083 | Aug 9, 2000 | Aug 9, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, Ben #1 | 7,200 | 39132374 |
| 496746 | Jun 30, 2000 | Jun 30, 2000 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 35 | 8,300 | 40932635 |
| 495988 | Jun 9, 2000 | Jun 9, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Jowers, F. #1 | 6,200 | 39132362 |
| 495988Amendment | Jun 9, 2000 | Jun 9, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Jowers, F. #1 | 6,200 | 39132362 |
| 495987 | Jun 9, 2000 | Jun 9, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, Miguelita #3 | 7,200 | 39132361 |
| 495987Amendment | Jun 9, 2000 | Jun 9, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, Miguelita #3 | 7,200 | 39132361 |
| 495348 | May 30, 2000 | May 30, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Barber Ranch #1 | 6,000 | 39132353 |
| 495088 | May 16, 2000 | May 16, 2000 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 34 | 8,500 | 40932629 |
| 495088Amendment | May 16, 2000 | May 16, 2000 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 34 | 7,000 | 40932629 |
| 495088Amendment | May 16, 2000 | May 16, 2000 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 34 | 8,512 | 40932629 |
| 493663 | Mar 31, 2000 | Mar 31, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #10 | 3,600 | 46933473 |
| 493663Amendment | Mar 31, 2000 | Mar 31, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #10 | 3,600 | 46933473 |
| 492747 | Mar 15, 2000 | Mar 15, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #9 | 7,200 | 39132336 |
| 492541 | Feb 29, 2000 | Feb 29, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Braman, D. H. #1 | 7,600 | 39132335 |
| 492115 | Feb 17, 2000 | Feb 17, 2000 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est #9 | 5,500 | 46933445 |
| 491393 | Jan 25, 2000 | Jan 25, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Fox, W. J. Est #1 | 6,000 | 39132328 |
| 491393Amendment | Jan 25, 2000 | Jan 25, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Fox, W. J. Est #1 | 6,569 | 39132328 |
| 491392 | Jan 25, 2000 | Jan 25, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, Miguelita #1 | 7,600 | 39132329 |
| 491392Amendment | Jan 25, 2000 | Jan 25, 2000 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, Miguelita #1 | 7,600 | 39132329 |
| 490135 | Dec 8, 1999 | Dec 8, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est 'C' #6 | 7,200 | 39132321 |
| 490135Amendment | Dec 8, 1999 | Dec 8, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est 'C' #6 | 7,200 | 39132321 |
| 489522 | Nov 19, 1999 | Nov 19, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | L. Wood Est. #2 | 6,000 | 39132263 |
| 489169 | Nov 5, 1999 | Nov 5, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #9 | 5,500 | 46933445 |
| 489169Amendment | Nov 5, 1999 | Nov 5, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #9 | 5,500 | 46933445 |
| 489042 | Nov 2, 1999 | Nov 2, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est #4 | 3,500 | 46933368 |
| 488932 | Oct 28, 1999 | Oct 28, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #7 | 5,500 | 46933442 |
| 488677 | Oct 21, 1999 | Oct 21, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est #8 | 5,800 | 46933441 |
| 488282 | Oct 8, 1999 | Oct 8, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Baptist Foundation #3 | 6,000 | 46933437 |
| 488281 | Oct 8, 1999 | Oct 8, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Baptist Foundation #2 | 4,900 | 46933438 |
| 488170 | Oct 5, 1999 | Oct 5, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Dean, Jessie #1 | 7,000 | 46933435 |
| 488169 | Oct 5, 1999 | Oct 5, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Baptist Foundation #1 | 6,000 | 46933436 |
| 487689 | Sep 20, 1999 | Sep 20, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est "C" #7 | 3,750 | 39132305 |
| 487689Amendment | Sep 20, 1999 | Sep 20, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est "C" #7 | 3,750 | 39132305 |
| 486507 | Aug 11, 1999 | Aug 11, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est #4 | 3,850 | 39132297 |
| 486469 | Aug 11, 1999 | Aug 11, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est "C" #5 | 3,750 | 39132296 |
| 486469Amendment | Aug 11, 1999 | Aug 11, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est "C" #5 | 3,750 | 39132296 |
| 486341 | Aug 4, 1999 | Aug 4, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est #6 | 5,500 | 46933425 |
| 486341Amendment | Aug 4, 1999 | Aug 4, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est #6 | 5,500 | 46933425 |
| 483578 | Mar 31, 1999 | Mar 31, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #5 | 5,500 | 46933399 |
| 483578Amendment | Mar 31, 1999 | Mar 31, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #5 | 5,500 | 46933399 |
| 483577 | Mar 31, 1999 | Mar 31, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #1 | 9,000 | 39132271 |
| 483037 | Mar 8, 1999 | Mar 8, 1999 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Estate 'F' #1 | 4,470 | 46933365 |
| 481753 | Jan 4, 1999 | Jan 4, 1999 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #3 | 3,800 | 39132264 |