| 652041 | Jan 4, 2008 | Jan 4, 2008 | West Texas Royalties, Inc. | WTR Roberts #B 6 | 1,999 | 13338075 |
| 651579 | Dec 20, 2007 | Dec 20, 2007 | Kornye-Tillman Company | Crawford C #1 | 4,200 | 13338074 |
| 651125 | Dec 18, 2007 | Dec 18, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 14H | 1,999 | 13338072 |
| 651125Amendment | Dec 18, 2007 | Dec 18, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 14 | 1,999 | 13338072 |
| 651188 | Dec 17, 2007 | Dec 17, 2007 | Magna Diversified Group, Inc. | Scott "A" #4 | 5,000 | 13338071 |
| 651085 | Dec 15, 2007 | Dec 15, 2007 | CDX Gas, LLC | Pilot #17 | 6,500 | 13338069 |
| 651040 | Dec 15, 2007 | Dec 15, 2007 | Kornye-Tillman Company | Crawford #1HH | 3,650 | 13338070 |
| 648271 | Dec 8, 2007 | Dec 8, 2007 | Lowrance Inc. | Nixon #1 | 3,830 | 13332286 |
| 649342 | Dec 6, 2007 | Dec 6, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 7H | 1,999 | 13338065 |
| 649342Amendment | Dec 6, 2007 | Dec 6, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 7 | 1,999 | 13338065 |
| 649357 | Nov 20, 2007 | Nov 20, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 15H | 1,999 | 13338067 |
| 649357Amendment | Nov 20, 2007 | Nov 20, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 15 | 1,999 | 13338067 |
| 649352 | Nov 16, 2007 | Nov 16, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 8H | 1,999 | 13338066 |
| 649352Amendment | Nov 16, 2007 | Nov 16, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 8 | 1,999 | 13338066 |
| 649328 | Nov 16, 2007 | Nov 16, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 2H | 1,999 | 13338068 |
| 649328Amendment | Nov 16, 2007 | Nov 16, 2007 | West Texas Royalties, Inc. | WTR Roberts #B 2 | 1,999 | 13338068 |
| 648943 | Nov 9, 2007 | Nov 9, 2007 | Scranton Exploration | Beaird #1 | 2,000 | 13338064 |
| 648348 | Nov 6, 2007 | Nov 6, 2007 | Kornye-Tillman Company | Martin #1 | 4,000 | 13337141 |
| 648330 | Nov 5, 2007 | Nov 5, 2007 | Kornye-Tillman Company | Crawford #1B | 4,200 | 13334113 |
| 647859 | Oct 19, 2007 | Oct 19, 2007 | Magna Diversified Group, Inc. | Scott #1 | 5,000 | 13338014 |
| 646837 | Oct 2, 2007 | Oct 2, 2007 | CDX Gas, LLC | Pilot #13HH | 7,500 | 13338063 |
| 646371 | Sep 25, 2007 | Sep 25, 2007 | Rhyne, J.V. | Fred Ziehr #1 | 4,000 | 13338062 |
| 646046 | Sep 18, 2007 | Sep 18, 2007 | CDX Gas, LLC | Pilot #11HH | 7,000 | 13338060 |
| 645383 | Sep 18, 2007 | Sep 18, 2007 | Pendragon Oil Co. | Smith, Carl #1 | 3,820 | 13300220 |
| 646048 | Sep 17, 2007 | Sep 17, 2007 | CDX Gas, LLC | Pilot #12HH | 7,500 | 13338061 |
| 646048Amendment | Sep 17, 2007 | Sep 17, 2007 | CDX Gas, LLC | Pilot #12HH | 7,500 | 13338061 |
| 645816 | Sep 14, 2007 | Sep 14, 2007 | Arnot, W. G., Jr. | Lee #1 | 4,200 | 13338059 |
| 644245 | Sep 14, 2007 | Sep 14, 2007 | Bayou Operating Company, Inc. | Grimsley #1 | 3,360 | 13334331 |
| 645724 | Sep 12, 2007 | Sep 12, 2007 | H. Bryan Poff, LLC | Sparks #1 | 4,000 | 13338058 |
| 644241 | Sep 7, 2007 | Sep 7, 2007 | Bayou Operating Company, Inc. | Riddle Tract 8 #1 | 3,500 | 13338057 |
| 641161 | Aug 28, 2007 | Aug 28, 2007 | North Ridge Corporation | Elma Wood #2 | 4,019 | 13336019 |
| 644959 | Aug 24, 2007 | Aug 24, 2007 | Hill-Lake Gas Storage, L.P. | Hill(lake Sand) #42HH | 5,000 | 13338056 |
| 644922 | Aug 24, 2007 | Aug 24, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #45 | 5,500 | 13338055 |
| 644365 | Aug 14, 2007 | Aug 14, 2007 | Rainbow Seven Oil & Gas, Inc. | Hagar #3 | 5,000 | 13338053 |
| 644123 | Aug 13, 2007 | Aug 13, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #43 | 5,500 | 13338052 |
| 644122 | Aug 13, 2007 | Aug 13, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #44 | 5,500 | 13338051 |
| 641657 | Aug 10, 2007 | Aug 10, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #40HH | 4,000 | 13338046 |
| 643464 | Aug 7, 2007 | Aug 7, 2007 | Kornye-Tillman Company | Woodward, Edmond D. #1 | 3,700 | 13330141 |
| 643464Amendment | Aug 7, 2007 | Aug 7, 2007 | Kornye-Tillman Company | Woodward, Edmond D. #1 | 3,900 | 13330141 |
| 643462 | Aug 7, 2007 | Aug 7, 2007 | Kornye-Tillman Company | Little, Jimmy R. #1 | 3,700 | 13332156 |
| 643215 | Aug 4, 2007 | Aug 4, 2007 | CDX Gas, LLC | Pilot #8HH | 7,600 | 13338050 |
| 642952 | Jul 31, 2007 | Jul 31, 2007 | CDX Gas, LLC | Pilot #7HH | 7,600 | 13338049 |
| 642852 | Jul 26, 2007 | Jul 26, 2007 | Kokomo Energy, Inc. | Craighead #3 | 4,500 | 13338048 |
| 641656 | Jul 13, 2007 | Jul 13, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #38HH | 4,000 | 13338045 |
| 641655 | Jul 6, 2007 | Jul 6, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #29HH | 4,000 | 13338047 |
| 641010 | Jun 29, 2007 | Jun 29, 2007 | Red Gap Oil & Gas LLC | Donaway #2 | 600 | 13338044 |
| 640855 | Jun 27, 2007 | Jun 27, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #2SW | 5,000 | 13338043 |
| 640855Amendment | Jun 27, 2007 | Jun 27, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) SWD #2 | 5,000 | 13338043 |
| 640169 | Jun 13, 2007 | Jun 13, 2007 | Central Basin Oil Inv. Inc. | Texas State Lease "A" #10CB | 1,400 | 13338041 |
| 640165 | Jun 13, 2007 | Jun 13, 2007 | Central Basin Oil Inv. Inc. | Texas State Lease "A" #9CB | 1,400 | 13338042 |
| 639205 | May 25, 2007 | May 25, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #1 | 4,049 | 13301665 |
| 637231 | May 22, 2007 | May 22, 2007 | North Ridge Corporation | J. E. Barnes #2 | 3,870 | 13330121 |
| 639106 | May 21, 2007 | May 21, 2007 | Arnot, W. G., Jr. | Morgan, T. #1 | 3,999 | 13338040 |
| 638756 | May 17, 2007 | May 17, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #38 | 5,500 | 13338039 |
| 638751 | May 17, 2007 | May 17, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #35 | 5,500 | 13338038 |
| 638738 | May 17, 2007 | May 17, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #42 | 5,500 | 13338037 |
| 638702 | May 17, 2007 | May 17, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #34 | 5,500 | 13338035 |
| 638724 | May 16, 2007 | May 16, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #41 | 5,500 | 13338036 |
| 638474 | May 14, 2007 | May 14, 2007 | Arnot, W. G., Jr. | Loftin #2 | 3,999 | 13338034 |
| 638060 | May 8, 2007 | May 8, 2007 | Arnot, W. G., Jr. | Morrow #1 | 1,100 | 13338033 |
| 638060Amendment | May 8, 2007 | May 8, 2007 | Arnot, W. G., Jr. | Morrow #1 | 1,999 | 13338033 |
| 637887 | May 4, 2007 | May 4, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake) Sand #40 | 5,500 | 13338032 |
| 637848 | May 3, 2007 | May 3, 2007 | Hill-Lake Gas Storage, L.P. | Williams,t.c. #10 | 5,500 | 13338031 |
| 636320 | Apr 19, 2007 | Apr 19, 2007 | Square One Energy, Inc. | Hogtown - Moore Unit #3115 | 3,200 | 13338029 |
| 635759 | Mar 29, 2007 | Mar 29, 2007 | Magna Diversified Group, Inc. | Scott #3 | 5,000 | 13338028 |
| 635393 | Mar 23, 2007 | Mar 23, 2007 | Magna Diversified Group, Inc. | Scott #2 | 5,000 | 13338024 |
| 634146 | Mar 23, 2007 | Mar 23, 2007 | North Ridge Corporation | Walker, Hall (Bearden) #2 | 3,885 | 13333913 |
| 635696 | Mar 22, 2007 | Mar 22, 2007 | Square One Energy, Inc. | Hogtown-Moore Unit #1303 | 3,100 | 13338027 |
| 635420 | Mar 22, 2007 | Mar 22, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #1202 | 3,000 | 13338025 |
| 634805 | Mar 22, 2007 | Mar 22, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #E 26HH | 4,000 | 13338019 |
| 634804 | Mar 21, 2007 | Mar 21, 2007 | Square One Energy, Inc. | Desdemona Field Unit #4503HH | 4,000 | 13338020 |
| 635022 | Mar 19, 2007 | Mar 19, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #37D | 5,000 | 13338023 |
| 634790 | Mar 14, 2007 | Mar 14, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #36 | 5,000 | 13338021 |
| 634788 | Mar 14, 2007 | Mar 14, 2007 | Hill-Lake Gas Storage, L.P. | Hill (Lake Sand) #39 | 5,000 | 13338022 |
| 634787 | Mar 14, 2007 | Mar 14, 2007 | Hill-Lake Gas Storage, L.P. | Williams, T. C. #9 | 5,000 | 13338018 |
| 634040 | Feb 26, 2007 | Feb 26, 2007 | Square One Energy, Inc. | Desdemona Field Unit #4502HH | 4,000 | 13338016 |
| 633683 | Feb 16, 2007 | Feb 16, 2007 | Square One Energy, Inc. | Desdemona Field Unit #4501HH | 4,000 | 13336367 |
| 633683Amendment | Feb 16, 2007 | Feb 16, 2007 | Square One Energy, Inc. | Desdemona Field Unit #4501 | 4,000 | 13336367 |
| 633482 | Feb 15, 2007 | Feb 15, 2007 | Manton Exploration & Prod., LLC | Cade #2 | 3,800 | 13338015 |
| 632719 | Feb 1, 2007 | Feb 1, 2007 | Magna Diversified Group, Inc. | Scott #1 | 5,000 | 13338014 |
| 631618 | Jan 24, 2007 | Jan 24, 2007 | Square One Energy, Inc. | Hogtown-Moore Unit #3111 | 4,000 | 13338008 |
| 632065 | Jan 23, 2007 | Jan 23, 2007 | Central Basin Oil Inv. Inc. | Texas State Lease -A- #8CB | 1,400 | 13338013 |
| 631856 | Jan 19, 2007 | Jan 19, 2007 | Central Basin Oil Inv. Inc. | Texas State Lease -A- #7CB | 1,400 | 13338012 |
| 631629 | Jan 12, 2007 | Jan 12, 2007 | Square One Energy, Inc. | Desdemona Field Unit #E 24 | 4,000 | 13338011 |
| 631613 | Jan 12, 2007 | Jan 12, 2007 | Square One Energy, Inc. | Hogtown-Moore Unit #1805 | 4,000 | 13338010 |
| 631610 | Jan 12, 2007 | Jan 12, 2007 | Square One Energy, Inc. | Hogtown Moore Unit #1602 | 4,000 | 13338009 |
| 631559 | Jan 10, 2007 | Jan 10, 2007 | Central Basin Oil Inv. Inc. | Texas State Lease "A" #6CB | 1,400 | 13338007 |
| 629837 | Dec 15, 2006 | Dec 15, 2006 | Central Basin Oil Inv. Inc. | Texas State Lease -A- #5CB | 1,400 | 13338006 |
| 628842 | Dec 12, 2006 | Dec 12, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 22 | 4,000 | 13338005 |
| 628840 | Dec 12, 2006 | Dec 12, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 21 | 4,000 | 13338004 |
| 628838 | Dec 5, 2006 | Dec 5, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 20 | 4,000 | 13338003 |
| 628835 | Dec 5, 2006 | Dec 5, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 17 | 4,000 | 13338002 |
| 628832 | Dec 4, 2006 | Dec 4, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 16 | 4,000 | 13338001 |
| 628832Amendment | Dec 4, 2006 | Dec 4, 2006 | Square One Energy, Inc. | Hogtown Moore Unit #E 16HH | 4,000 | 13338001 |
| 628830 | Dec 4, 2006 | Dec 4, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 15 | 4,000 | 13338000 |
| 628829 | Dec 4, 2006 | Dec 4, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 14 | 4,000 | 13337999 |
| 628827 | Dec 4, 2006 | Dec 4, 2006 | Square One Energy, Inc. | Hogtown-Moore Unit #E 13 | 4,000 | 13337998 |
| 629785 | Dec 1, 2006 | Dec 1, 2006 | Central Basin Oil Inv. Inc. | Texas State Lease -A- #4CB | 1,400 | 13337997 |
| 629697 | Nov 30, 2006 | Nov 30, 2006 | CDX Gas, LLC | Pilot #4HH | 7,000 | 13337996 |
| 628667 | Nov 7, 2006 | Nov 7, 2006 | CDX Gas, LLC | Pilot #3HH | 7,000 | 13337994 |