| 672281Amendment | Apr 16, 2009 | Apr 16, 2009 | Cummins & Walker Oil Co., Inc. | Jim Wells | Knolle Hills #1 | 6,500 | 24932540 |
| 670698 | Dec 29, 2008 | Dec 29, 2008 | Cummins & Walker Oil Co., Inc. | Nueces | Stks Unit #01 | 6,000 | 35533932 |
| 669796 | Oct 27, 2008 | Oct 27, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Jacob #1 | 6,000 | 24932519 |
| 672281 | Oct 11, 2008 | Oct 11, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Knolle Hills #1 | 6,000 | 24932540 |
| 669501 | Oct 11, 2008 | Oct 11, 2008 | Cummins & Walker Oil Co., Inc. | Victoria | DHB #4R | 6,180 | 46933682 |
| 669248 | Sep 6, 2008 | Sep 6, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Niemann Unit #01 | 2,400 | 24932535 |
| 665702 | Jul 21, 2008 | Jul 21, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Weldon #1 | 6,000 | 24932533 |
| 665702Amendment | Jul 21, 2008 | Jul 21, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Weldon #1 | 6,000 | 24932533 |
| 665486 | Jul 18, 2008 | Jul 18, 2008 | Cummins & Walker Oil Co., Inc. | Nueces | Wright Materials #1 | 6,000 | 35533919 |
| 665486Amendment | Jul 18, 2008 | Jul 18, 2008 | Cummins & Walker Oil Co., Inc. | Nueces | Wright Materials #1 | 6,000 | 35533919 |
| 665581 | Jul 17, 2008 | Jul 17, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | WSB #1 | 9,000 | 24932532 |
| 665150 | Jul 14, 2008 | Jul 14, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Thompson #1 | 6,000 | 24932531 |
| 658705 | Apr 16, 2008 | Apr 16, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Susser Unit #1 | 6,000 | 24932525 |
| 657209 | Mar 24, 2008 | Mar 24, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Knolle Investment Unit #1 | 6,000 | 24932521 |
| 654859 | Feb 15, 2008 | Feb 15, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Happner #1 | 6,000 | 24932518 |
| 653909 | Feb 14, 2008 | Feb 14, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Jacob #1 | 6,000 | 24932519 |
| 653909Amendment | Feb 14, 2008 | Feb 14, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Jacob #1 | 6,000 | 24932519 |
| 653898 | Feb 2, 2008 | Feb 2, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Franke #1 | 6,000 | 24932517 |
| 653898Amendment | Feb 2, 2008 | Feb 2, 2008 | Cummins & Walker Oil Co., Inc. | Jim Wells | Franke #1 | 4,000 | 24932517 |
| 648033 | Oct 24, 2007 | Oct 24, 2007 | Cummins & Walker Oil Co., Inc. | Goliad | Powell #1 | 9,000 | 17533950 |
| 640521 | Jul 9, 2007 | Jul 9, 2007 | Cummins & Walker Oil Co., Inc. | Webb | Moos Heirs #5 | 8,400 | 47939878 |
| 628652 | Nov 20, 2006 | Nov 20, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #9 | 5,500 | 46933445 |
| 626142 | Oct 12, 2006 | Oct 12, 2006 | Cummins & Walker Oil Co., Inc. | Calhoun | P. W. L. R. #A 9 | 5,000 | 05731715 |
| 622300 | Oct 3, 2006 | Oct 3, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. "G" #7 | 3,512 | 46900545 |
| 626055 | Sep 22, 2006 | Sep 22, 2006 | Cummins & Walker Oil Co., Inc. | Refugio | O'Brien-Harkins #2 | 5,900 | 39132669 |
| 625501 | Sep 14, 2006 | Sep 14, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est #19 | 5,380 | 46933709 |
| 624369 | Aug 21, 2006 | Aug 21, 2006 | Cummins & Walker Oil Co., Inc. | Goliad | Powell #1 | 11,600 | 17533950 |
| 620847 | Jul 5, 2006 | Jul 5, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder Unit #15 | 4,264 | 46933627 |
| 620818 | Jun 16, 2006 | Jun 16, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Cliburn-Welder #3 | 2,940 | 46933677 |
| 616416 | Mar 24, 2006 | Mar 24, 2006 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #10 | 4,500 | 05731720 |
| 614921 | Mar 7, 2006 | Mar 7, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, Minnie S. Est. #4 | 3,500 | 46933368 |
| 614893 | Mar 2, 2006 | Mar 2, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Cliburn - Welder #3 | 5,450 | 46933677 |
| 614726 | Feb 27, 2006 | Feb 27, 2006 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M. V. Est. #1 | 6,523 | 39132489 |
| 610128 | Feb 1, 2006 | Feb 1, 2006 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. "E" #39 | 8,050 | 40932819 |
| 613036 | Jan 31, 2006 | Jan 31, 2006 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M.S. #21 | 8,500 | 46933962 |
| 611247 | Dec 19, 2005 | Dec 19, 2005 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #9 | 6,300 | 05731715 |
| 611247Amendment | Dec 19, 2005 | Dec 19, 2005 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #9 | 6,300 | 05731715 |
| 609766 | Nov 18, 2005 | Nov 18, 2005 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M.S. Estate #24 | 5,200 | 46933948 |
| 608777 | Nov 1, 2005 | Nov 1, 2005 | Cummins & Walker Oil Co., Inc. | Victoria | DHB #7 | 6,300 | 46933943 |
| 606549 | Sep 19, 2005 | Sep 19, 2005 | Cummins & Walker Oil Co., Inc. | Webb | Moos #7 | 6,000 | 47939278 |
| 604290 | Aug 3, 2005 | Aug 3, 2005 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E.H. 'E' #38 | 8,050 | 40932804 |
| 600464 | May 10, 2005 | May 10, 2005 | Cummins & Walker Oil Co., Inc. | Refugio | O'Brien-Harkins #2 | 6,750 | 39132669 |
| 600464Amendment | May 10, 2005 | May 10, 2005 | Cummins & Walker Oil Co., Inc. | Refugio | O'Brien-Harkins #2 | 6,750 | 39132669 |
| 557975 | Feb 23, 2005 | Feb 23, 2005 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #11 | 7,200 | 39132659 |
| 557975Amendment | Feb 23, 2005 | Feb 23, 2005 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #11 | 7,200 | 39132659 |
| 557666 | Feb 16, 2005 | Feb 16, 2005 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M S Est #14 | 5,500 | 46933578 |
| 556409 | Jan 19, 2005 | Jan 19, 2005 | Cummins & Walker Oil Co., Inc. | Calhoun | BP Chemicals #4 | 6,100 | 05731690 |
| 552711 | Oct 26, 2004 | Oct 26, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #10 | 7,200 | 39132633 |
| 552711Amendment | Oct 26, 2004 | Oct 26, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #10 | 7,200 | 39132633 |
| 551711 | Oct 5, 2004 | Oct 5, 2004 | Cummins & Walker Oil Co., Inc. | Webb | Moos Heirs "A" #4 | 2,150 | 47938877 |
| 551709 | Oct 4, 2004 | Oct 4, 2004 | Cummins & Walker Oil Co., Inc. | Webb | Moos Heirs #3 | 5,250 | 47938873 |
| 548065 | Jul 12, 2004 | Jul 12, 2004 | Cummins & Walker Oil Co., Inc. | Victoria | Mc Can, C. K. "D" #1R | 4,234 | 46933116 |
| 547743 | Jul 2, 2004 | Jul 2, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. #2 | 6,010 | 39132263 |
| 547604 | Jun 30, 2004 | Jun 30, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #1 | 7,614 | 39132329 |
| 547558 | Jun 30, 2004 | Jun 30, 2004 | Cummins & Walker Oil Co., Inc. | San Patricio | Welder, E. H. #E 37R | 8,200 | 40932686 |
| 546566 | Jun 15, 2004 | Jun 15, 2004 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #7 | 4,400 | 02533277 |
| 543539 | Mar 25, 2004 | Mar 25, 2004 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est #14 | 5,500 | 46933578 |
| 543078 | Mar 11, 2004 | Mar 11, 2004 | Cummins & Walker Oil Co., Inc. | Calhoun | P. W. L. R. #4 | 8,405 | 05731674 |
| 542056 | Feb 17, 2004 | Feb 17, 2004 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #6 | 7,653 | 05731667 |
| 540930 | Jan 20, 2004 | Jan 20, 2004 | Cummins & Walker Oil Co., Inc. | Webb | Moos Heirs #2 | 7,800 | 47938613 |
| 540753 | Jan 15, 2004 | Jan 15, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M. V Est #5 | 7,200 | 39132559 |
| 540753Amendment | Jan 15, 2004 | Jan 15, 2004 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M. V Est #5 | 7,200 | 39132559 |
| 540382 | Jan 6, 2004 | Jan 6, 2004 | Cummins & Walker Oil Co., Inc. | Calhoun | BP Chemicals #3 | 6,000 | 05731659 |
| 540222 | Dec 30, 2003 | Dec 30, 2003 | Cummins & Walker Oil Co., Inc. | Webb | Moos Heirs #1 | 8,200 | 47938593 |
| 538526 | Nov 13, 2003 | Nov 13, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M V #4 | 6,150 | 39132549 |
| 538526Amendment | Nov 13, 2003 | Nov 13, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M V Est #4 | 6,150 | 39132549 |
| 537925 | Oct 31, 2003 | Oct 31, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #20 | 3,600 | 46933780 |
| 537925Amendment | Oct 31, 2003 | Oct 31, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est. #20 | 3,600 | 46933780 |
| 536853 | Sep 30, 2003 | Sep 30, 2003 | Cummins & Walker Oil Co., Inc. | Hidalgo | Dingle #1 | 9,000 | 21533147 |
| 536658 | Sep 25, 2003 | Sep 25, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Witte #1 | 5,700 | 46933767 |
| 536577 | Sep 22, 2003 | Sep 22, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #8 | 7,100 | 39132534 |
| 536577Amendment | Sep 22, 2003 | Sep 22, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #8 | 7,100 | 39132534 |
| 536179 | Sep 10, 2003 | Sep 10, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N #7 | 6,600 | 39132532 |
| 536179Amendment | Sep 10, 2003 | Sep 10, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N #7 | 6,600 | 39132532 |
| 536178 | Sep 10, 2003 | Sep 10, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | DHB #6 | 4,870 | 46933763 |
| 535993 | Sep 4, 2003 | Sep 4, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N #6 | 7,000 | 39132530 |
| 535993Amendment | Sep 4, 2003 | Sep 4, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N #6 | 7,000 | 39132530 |
| 535870 | Sep 3, 2003 | Sep 3, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N #5 | 4,100 | 39132529 |
| 534903 | Aug 7, 2003 | Aug 7, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #4 | 4,400 | 02533205 |
| 531482 | May 5, 2003 | May 5, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est #19 | 5,500 | 46933709 |
| 531482Amendment | May 5, 2003 | May 5, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | Welder, M. S. Est #19 | 5,380 | 46933709 |
| 531207 | May 5, 2003 | May 5, 2003 | Cummins & Walker Oil Co., Inc. | Calhoun | P. W. L. R. "A" #5 | 7,000 | 05731645 |
| 529958 | Mar 31, 2003 | Mar 31, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. "C" #6 | 7,200 | 39132321 |
| 529650 | Mar 18, 2003 | Mar 18, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #6 | 7,900 | 39132504 |
| 529650Amendment | Mar 18, 2003 | Mar 18, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M #6 | 7,900 | 39132504 |
| 529386 | Mar 14, 2003 | Mar 14, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #5 | 3,800 | 02533206 |
| 529386Amendment | Mar 14, 2003 | Mar 14, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #5 | 4,100 | 02533206 |
| 529386Amendment | Mar 14, 2003 | Mar 14, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #5 | 4,100 | 02533206 |
| 529387 | Mar 13, 2003 | Mar 13, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #4 | 4,400 | 02533205 |
| 529387Amendment | Mar 13, 2003 | Mar 13, 2003 | Cummins & Walker Oil Co., Inc. | Bee | Holzmark #4 | 4,400 | 02533205 |
| 529276 | Mar 6, 2003 | Mar 6, 2003 | Cummins & Walker Oil Co., Inc. | Calhoun | P.W.L.R. #3 | 7,658 | 05731642 |
| 528844 | Feb 27, 2003 | Feb 27, 2003 | Cummins & Walker Oil Co., Inc. | Calhoun | BP Chemicals #2 | 7,000 | 05731639 |
| 528591 | Feb 24, 2003 | Feb 24, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | O'Brien-Harkins #1 | 6,650 | 39132500 |
| 528591Amendment | Feb 24, 2003 | Feb 24, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | O'Brien-Harkins #1 | 6,650 | 39132500 |
| 528590 | Feb 24, 2003 | Feb 24, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | O'Connor, M V Est #2 | 7,000 | 39132499 |
| 528589 | Feb 24, 2003 | Feb 24, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Scanio, M. #7 | 4,000 | 39132498 |
| 528588 | Feb 21, 2003 | Feb 21, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | DHB #4R | 6,300 | 46933682 |
| 528588Amendment | Feb 21, 2003 | Feb 21, 2003 | Cummins & Walker Oil Co., Inc. | Victoria | DHB #4R | 6,180 | 46933682 |
| 527211 | Jan 17, 2003 | Jan 17, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Wood, L. Est. "C" #6 | 7,200 | 39132321 |
| 527197 | Jan 10, 2003 | Jan 10, 2003 | Cummins & Walker Oil Co., Inc. | Refugio | Shelton, N. #3 | 6,500 | 39132495 |