| 658644 | Apr 14, 2008 | Apr 14, 2008 | Swan Production Co. | Gowen-Davis #107735017 | 7,000 |
| 657663 | Apr 8, 2008 | Apr 8, 2008 | It'll DO Oil Company | Householder Estate #6A07735016 | 1,100 |
| 655784 | Apr 2, 2008 | Apr 2, 2008 | Clover Oil & Gas, Inc. | R H Stine -A- #10B07735014 | 1,100 |
| 655783 | Apr 2, 2008 | Apr 2, 2008 | Clover Oil & Gas, Inc. | R H Stine -A- #7B07735015 | 1,100 |
| 655781 | Apr 2, 2008 | Apr 2, 2008 | Clover Oil & Gas, Inc. | R H Stine -A- #8B07735012 | 1,100 |
| 655779 | Apr 2, 2008 | Apr 2, 2008 | Clover Oil & Gas, Inc. | R H Stine "A" #9B07735013 | 1,100 |
| 654267Amendment | Mar 26, 2008 | Mar 26, 2008 | EOG Resources, Inc. | Scaling Ranch #207734997 | 7,500 |
| 656990 | Mar 20, 2008 | Mar 20, 2008 | Muirfield Exploration, Ltd. | Logan #307735011 | 1,000 |
| 656985 | Mar 20, 2008 | Mar 20, 2008 | Muirfield Exploration, Ltd. | NT Stine #107735010 | 1,000 |
| 656981 | Mar 20, 2008 | Mar 20, 2008 | Muirfield Exploration, Ltd. | NT #207735009 | 1,000 |
| 656491 | Mar 12, 2008 | Mar 12, 2008 | Allen, C. L. (Doie) | Liggett #407735008 | 1,850 |
| 655790 | Mar 5, 2008 | Mar 5, 2008 | Hotco Energy Company | Harrison #B 207735007 | 1,999 |
| 653802 | Mar 5, 2008 | Mar 5, 2008 | Muirfield Exploration, Ltd. | NT 5 #707735005 | 1,000 |
| 653799 | Mar 4, 2008 | Mar 4, 2008 | Muirfield Exploration, Ltd. | NT 5 #807735004 | 1,000 |
| 655810 | Feb 28, 2008 | Feb 28, 2008 | EOG Resources, Inc. | Fuller #107735003 | 8,000 |
| 655786 | Feb 28, 2008 | Feb 28, 2008 | Goforth Production Company | Frankie Harding #207735002 | 1,999 |
| 655771 | Feb 28, 2008 | Feb 28, 2008 | Goforth Production Company | Frankie Harding #107735001 | 1,999 |
| 654943 | Feb 28, 2008 | Feb 28, 2008 | Allen, C. L. (Doie) | Shumake #4707735006 | 1,200 |
| 654368 | Feb 28, 2008 | Feb 28, 2008 | Allen, C. L. (Doie) | Shumake #4607735000 | 1,200 |
| 654267 | Feb 11, 2008 | Feb 11, 2008 | EOG Resources, Inc. | Scaling Ranch H #1HH07734997 | 7,500 |
| 654267Amendment | Feb 11, 2008 | Feb 11, 2008 | EOG Resources, Inc. | Scaling Ranch H #1HH07734997 | 7,500 |
| 654485 | Feb 7, 2008 | Feb 7, 2008 | Allen, C. L. (Doie) | Shumake #4807734999 | 1,200 |
| 654264 | Feb 7, 2008 | Feb 7, 2008 | EOG Resources, Inc. | Scaling Ranch G #107734996 | 7,500 |
| 653906 | Feb 4, 2008 | Feb 4, 2008 | Goforth Production Company | Harding #107734995 | 1,400 |
| 646731 | Jan 23, 2008 | Jan 23, 2008 | Dym Energy, Inc. | Sanders, P C #307734983 | 6,100 |
| 646731Amendment | Jan 23, 2008 | Jan 23, 2008 | Dym Energy, Inc. | Sanders, P. C. #307734983 | 6,100 |
| 652347 | Jan 11, 2008 | Jan 11, 2008 | EOG Resources, Inc. | Scaling Ranch F #1HH07734994 | 7,000 |
| 652347Amendment | Jan 11, 2008 | Jan 11, 2008 | EOG Resources, Inc. | Scaling Ranch F #107734994 | 7,000 |
| 652333 | Jan 11, 2008 | Jan 11, 2008 | EOG Resources, Inc. | Scaling Ranch E #1HH07734993 | 7,000 |
| 652333Amendment | Jan 11, 2008 | Jan 11, 2008 | EOG Resources, Inc. | Scaling Ranch E #1HH07734993 | 7,500 |
| 652223 | Jan 11, 2008 | Jan 11, 2008 | EOG Resources, Inc. | Scaling Ranch D #107734992 | 7,500 |
| 650128 | Dec 21, 2007 | Dec 21, 2007 | Muirfield Exploration, Ltd. | NT5 #607734991 | 1,000 |
| 650127 | Dec 21, 2007 | Dec 21, 2007 | Muirfield Exploration, Ltd. | NT5 #407734990 | 1,000 |
| 650027 | Dec 17, 2007 | Dec 17, 2007 | Lane Operating Company | Scott E #107734989 | 6,700 |
| 648391 | Dec 12, 2007 | Dec 12, 2007 | Lane Operating Company | Tims #107734988 | 6,500 |
| 645271 | Dec 12, 2007 | Dec 12, 2007 | Massie Oil Company | Moon #107734975 | 1,100 |
| 639454 | Dec 8, 2007 | Dec 8, 2007 | Muirfield Exploration, Ltd. | Stine NT #707734984 | 3,000 |
| 650276 | Dec 6, 2007 | Dec 6, 2007 | M. E. Operating & Services, Inc. | Moer #107734987 | 5,000 |
| 650263 | Dec 5, 2007 | Dec 5, 2007 | M. E. Operating & Services, Inc. | Moer-Gates Heirs #107734986 | 5,000 |
| 650126 | Nov 30, 2007 | Nov 30, 2007 | Muirfield Exploration, Ltd. | NT5 #307734985 | 1,000 |
| 648665 | Nov 6, 2007 | Nov 6, 2007 | EOG Resources, Inc. | Scaling Ranch A #2HH07734982 | 6,700 |
| 648665Amendment | Nov 6, 2007 | Nov 6, 2007 | EOG Resources, Inc. | Scaling Ranch A #2HH07734982 | 7,000 |
| 648239 | Nov 6, 2007 | Nov 6, 2007 | Muirfield Exploration, Ltd. | Dalton #107734980 | 3,000 |
| 648056 | Oct 29, 2007 | Oct 29, 2007 | Muirfield Exploration, Ltd. | Logan #207734981 | 3,000 |
| 647427 | Oct 25, 2007 | Oct 25, 2007 | Vicars Mineral Ventures, LLC | Studdard Unit #107734978 | 8,000 |
| 648057 | Oct 24, 2007 | Oct 24, 2007 | Muirfield Exploration, Ltd. | NT5 #107734979 | 1,000 |
| 647135 | Oct 8, 2007 | Oct 8, 2007 | Muirfield Exploration, Ltd. | Thornberry, Louella #6207734977 | 2,000 |
| 646915 | Oct 3, 2007 | Oct 3, 2007 | Canan Operating, Inc. | Scaling #207731318 | 7,400 |
| 645831 | Sep 14, 2007 | Sep 14, 2007 | Energico Production Inc. | Wines #107734976 | 1,500 |
| 645682 | Sep 11, 2007 | Sep 11, 2007 | Canan Operating, Inc. | Dansby #107731765 | 7,400 |
| 644619 | Aug 22, 2007 | Aug 22, 2007 | Canan Operating, Inc. | Scaling #107730600 | 7,000 |
| 644599 | Aug 22, 2007 | Aug 22, 2007 | Canan Operating, Inc. | Threadgill #207700717 | 7,400 |
| 644610 | Aug 21, 2007 | Aug 21, 2007 | Canan Operating, Inc. | Threadgill #107731880 | 7,400 |
| 643834 | Aug 10, 2007 | Aug 10, 2007 | Bentley Oil and Gas Company | Mathews #107734973 | 6,650 |
| 643321 | Aug 6, 2007 | Aug 6, 2007 | EOG Resources, Inc. | Scaling Ranch B #1HH07734972 | 6,500 |
| 643321Amendment | Aug 6, 2007 | Aug 6, 2007 | EOG Resources, Inc. | Scaling Ranch B #1HH07734972 | 6,500 |
| 643303 | Aug 6, 2007 | Aug 6, 2007 | EOG Resources, Inc. | Scaling Ranch A #107734971 | 6,600 |
| 643303Amendment | Aug 6, 2007 | Aug 6, 2007 | EOG Resources, Inc. | Scaling Ranch A #107734971 | 6,600 |
| 642878 | Jul 31, 2007 | Jul 31, 2007 | Allen, C. L. (Doie) | Shumake #4507734969 | 1,200 |
| 641048 | Jul 27, 2007 | Jul 27, 2007 | Muirfield Exploration, Ltd. | Stine NT 1 #107734970 | 3,000 |
| 640203 | Jul 27, 2007 | Jul 27, 2007 | Bridwell Oil Co. | Bridwell River Ranch #6907734573 | 5,250 |
| 638350 | Jun 19, 2007 | Jun 19, 2007 | Bud Oil, Inc. | A. L. Browning #1407730321 | 5,651 |
| 639273 | Jun 11, 2007 | Jun 11, 2007 | Muirfield Exploration, Ltd. | Stine NT 2 #207734967 | 2,600 |
| 638752 | Jun 8, 2007 | Jun 8, 2007 | Atmos Energy Corp., Mid-Tex Div. | GB AN-15 #1507734966 | 320 |
| 639709 | Jun 4, 2007 | Jun 4, 2007 | Muirfield Exploration, Ltd. | NT5 #507734964 | 3,000 |
| 639708 | Jun 4, 2007 | Jun 4, 2007 | Muirfield Exploration, Ltd. | Stine NT4 #407734965 | 3,000 |
| 639415 | Jun 1, 2007 | Jun 1, 2007 | Diamond Operating, LLC | Gowan-Mayfield Unit #307701611 | 6,150 |
| 637794 | May 24, 2007 | May 24, 2007 | Allen, C. L. (Doie) | Harrison/Allen #807734962 | 1,190 |
| 637789 | May 24, 2007 | May 24, 2007 | Allen, C. L. (Doie) | Harrison/Allen #907734963 | 1,190 |
| 637811 | Apr 30, 2007 | Apr 30, 2007 | Gonzenbach, Glen D | Holt "C" #107734961 | 5,300 |
| 636973 | Apr 18, 2007 | Apr 18, 2007 | Gonzenbach, Glen D | Holt "B" #107734960 | 5,300 |
| 636855 | Apr 16, 2007 | Apr 16, 2007 | DJD Drilling Corporation | Harrison #B 107734959 | 1,000 |
| 636852 | Apr 12, 2007 | Apr 12, 2007 | DJD Drilling Corporation | Harrison #A 107734958 | 1,000 |
| 635702 | Mar 29, 2007 | Mar 29, 2007 | Leach Brothers, Inc. | Melton, O. E. #107700675 | 7,100 |
| 634705 | Mar 20, 2007 | Mar 20, 2007 | Diamond Operating, LLC | Gowan-Mayfield Unit #107701612 | 6,150 |
| 634702 | Mar 15, 2007 | Mar 15, 2007 | Diamond Operating, LLC | Gowan-Mayfield Unit #207701689 | 6,405 |
| 634317 | Mar 8, 2007 | Mar 8, 2007 | Clover Oil & Gas, Inc. | Stine, R.H. -A- #4B07734957 | 2,900 |
| 634317Amendment | Mar 8, 2007 | Mar 8, 2007 | Clover Oil & Gas, Inc. | Stine, R.H. -A- #4B07734957 | 2,900 |
| 628313 | Oct 31, 2006 | Oct 31, 2006 | Muirfield Exploration, Ltd. | Logan #107734956 | 2,000 |
| 628278 | Oct 31, 2006 | Oct 31, 2006 | Muirfield Exploration, Ltd. | Stine #207734955 | 2,200 |
| 627989 | Oct 30, 2006 | Oct 30, 2006 | Interstate Explorations LLC | Baker #1WI07702278 | 6,500 |
| 627887 | Oct 30, 2006 | Oct 30, 2006 | Clover Oil & Gas, Inc. | Stine, R. H. -A- #5B07734954 | 3,000 |
| 627887Amendment | Oct 30, 2006 | Oct 30, 2006 | Clover Oil & Gas, Inc. | Stine, R. H. -A- #5B07734954 | 3,000 |
| 625279 | Aug 31, 2006 | Aug 31, 2006 | Armour, Widd | Stine Est. #2AHH07734953 | 250 |
| 622838 | Jul 19, 2006 | Jul 19, 2006 | Swan Production Co. | Hodges #S 207734952 | 9,000 |
| 622104 | Jul 19, 2006 | Jul 19, 2006 | Clover Oil & Gas, Inc. | Stine, R. H. -A- #1B07734951 | 3,000 |
| 622005 | Jul 13, 2006 | Jul 13, 2006 | Allen, C. L. (Doie) | Stine Est. #107734950 | 1,850 |
| 621848 | Jul 6, 2006 | Jul 6, 2006 | Allen, C. L. (Doie) | Shumake #4407734949 | 1,200 |
| 621760 | Jun 29, 2006 | Jun 29, 2006 | Corda Corporation | Baldwin #3W07730380 | 1,450 |
| 620347 | Jun 14, 2006 | Jun 14, 2006 | It'll DO Oil Company | Householder Estate #5A07734947 | 1,100 |
| 620339 | Jun 8, 2006 | Jun 8, 2006 | It'll DO Oil Company | Householder Estate #4A07734948 | 1,100 |
| 620350 | Jun 2, 2006 | Jun 2, 2006 | It'll DO Oil Company | Householder Estate #3A07734946 | 1,100 |
| 619567 | May 23, 2006 | May 23, 2006 | Wise Production Company | Davis, Van B. #207734945 | 6,800 |
| 619303 | May 19, 2006 | May 19, 2006 | Patrick, Joe Ben | Patrick "M" #807734944 | 1,800 |
| 617080 | Apr 24, 2006 | Apr 24, 2006 | Armour, Widd | Stine Estate #1A07734943 | 1,999 |
| 617625 | Apr 18, 2006 | Apr 18, 2006 | It'll DO Oil Company | Householder Estate #2A07734942 | 1,100 |
| 617621 | Apr 18, 2006 | Apr 18, 2006 | It'll DO Oil Company | Householder Estate #1A07734941 | 1,100 |
| 617316 | Apr 17, 2006 | Apr 17, 2006 | Pruitt Oil & Gas | Williams -G- #907734940 | 3,500 |
| 617206 | Apr 14, 2006 | Apr 14, 2006 | Allen, C. L. (Doie) | Byers Bros. #707734939 | 1,875 |
| 616547 | Mar 31, 2006 | Mar 31, 2006 | Muirfield Exploration, Ltd. | Louella Thornberry #6507734938 | 2,000 |