| 641237 | Jul 5, 2007 | Jul 5, 2007 | Manhattan Petroleum, Inc. | Davis, Lou Ann 5 #1 | 11,000 | 22736070 |
| 641022 | Jun 29, 2007 | Jun 29, 2007 | Manhattan Petroleum, Inc. | Guitar 8 #2 | 11,000 | 22734975 |
| 640270 | Jun 14, 2007 | Jun 14, 2007 | Crownquest Operating, LLC | Tubb 37 #4 | 11,000 | 22736069 |
| 640270Amendment | Jun 14, 2007 | Jun 14, 2007 | SM Energy Company | Tubb #3704 | 11,000 | 22736069 |
| 640139 | Jun 13, 2007 | Jun 13, 2007 | Manhattan Petroleum, Inc. | Stallings 36 #1 | 11,000 | 22733297 |
| 640137 | Jun 13, 2007 | Jun 13, 2007 | Manhattan Petroleum, Inc. | McCrary 1 #1 | 11,000 | 22736068 |
| 640103 | Jun 13, 2007 | Jun 13, 2007 | Manhattan Petroleum, Inc. | Allar 26 #1 | 11,000 | 22736067 |
| 640221 | Jun 7, 2007 | Jun 7, 2007 | Clear Water Inc. | Nichols #1 | 11,000 | 22736066 |
| 640221Amendment | Jun 7, 2007 | Jun 7, 2007 | Clear Water Inc. | Nichols #1 | 11,000 | 22736066 |
| 639794 | Jun 6, 2007 | Jun 6, 2007 | Crownquest Operating, LLC | Elrod "11" #1 | 9,800 | 22736065 |
| 639717 | Jun 4, 2007 | Jun 4, 2007 | Crownquest Operating, LLC | Knight "2" #1 | 9,800 | 22736064 |
| 639129 | May 21, 2007 | May 21, 2007 | Manhattan Petroleum, Inc. | Guitar 9 #1 | 11,000 | 22736063 |
| 638243 | May 16, 2007 | May 16, 2007 | Lackey, William H. Oil and Gas | Bond 21 #1 | 8,400 | 22736062 |
| 638241 | May 16, 2007 | May 16, 2007 | Lackey, William H. Oil and Gas | Martin 29 #4 | 8,400 | 22736061 |
| 637316 | May 14, 2007 | May 14, 2007 | Tahoe Exploration Inc. | Guitar Trust Estate #1G | 3,500 | 22736059 |
| 637314 | May 14, 2007 | May 14, 2007 | Tahoe Exploration Inc. | Guitar Trust Estate #2G | 3,500 | 22736060 |
| 638113 | May 8, 2007 | May 8, 2007 | Sharp Image Energy, Inc. | Reid 32 #1 | 9,000 | 22736058 |
| 637938 | May 7, 2007 | May 7, 2007 | Manhattan Petroleum, Inc. | Clyde 45 #1 | 6,000 | 22735055 |
| 637238 | Apr 25, 2007 | Apr 25, 2007 | Manhattan Petroleum, Inc. | Phillips, Fred 19 #1 | 11,000 | 22733790 |
| 637238Amendment | Apr 25, 2007 | Apr 25, 2007 | Manhattan Petroleum, Inc. | Phillips, Fred 19 #1 | 11,000 | 22733790 |
| 637265 | Apr 24, 2007 | Apr 24, 2007 | Midland Oil and Gas, Inc. | Johnson, Elliot #2 | 8,300 | 22733700 |
| 637225 | Apr 24, 2007 | Apr 24, 2007 | Manhattan Petroleum, Inc. | Loudamy 45 #1 | 11,000 | 22736394 |
| 636615 | Apr 13, 2007 | Apr 13, 2007 | Crownquest Operating, LLC | Holy Grail 43 #1 | 9,300 | 22736056 |
| 636266 | Apr 12, 2007 | Apr 12, 2007 | Manhattan Petroleum, Inc. | Guitar Consolidated #1101 | 11,000 | 22736054 |
| 636266Amendment | Apr 12, 2007 | Apr 12, 2007 | Manhattan Petroleum, Inc. | Guitar 11 #1H | 11,000 | 22736054 |
| 636266Amendment | Apr 12, 2007 | Apr 12, 2007 | Manhattan Petroleum, Inc. | Guitar 11 #1 | 11,000 | 22736054 |
| 636265 | Apr 12, 2007 | Apr 12, 2007 | Manhattan Petroleum, Inc. | Guitar Consolidated #801 | 11,000 | 22736053 |
| 636546 | Apr 10, 2007 | Apr 10, 2007 | Crownquest Operating, LLC | Broughton 11 #1 | 9,300 | 22736055 |
| 635979 | Apr 2, 2007 | Apr 2, 2007 | Partee Drilling Inc. | Graham #2902 | 8,500 | 22736052 |
| 635978 | Apr 2, 2007 | Apr 2, 2007 | Partee Drilling Inc. | Graham #2901 | 8,500 | 22736051 |
| 635827 | Mar 30, 2007 | Mar 30, 2007 | Manhattan Petroleum, Inc. | Davis 8 #1 | 11,000 | 22736235 |
| 635738 | Mar 29, 2007 | Mar 29, 2007 | Manhattan Petroleum, Inc. | Iden 32C #1 | 11,000 | 22735278 |
| 635500 | Mar 27, 2007 | Mar 27, 2007 | Manhattan Petroleum, Inc. | Odyssey-Broughton 36 #1 | 11,000 | 22734803 |
| 634969 | Mar 27, 2007 | Mar 27, 2007 | Cobra Oil & Gas Corporation | Adams 38 #2 | 9,400 | 22736049 |
| 634969Amendment | Mar 27, 2007 | Mar 27, 2007 | Cobra Oil & Gas Corporation | Adams 38 #2HH | 8,000 | 22736049 |
| 634969Amendment | Mar 27, 2007 | Mar 27, 2007 | Cobra Oil & Gas Corporation | Adams 38 #2HH | 8,000 | 22736049 |
| 634753 | Mar 13, 2007 | Mar 13, 2007 | Manhattan Petroleum, Inc. | Phillips 7 #1 | 11,000 | 22736048 |
| 634585 | Mar 12, 2007 | Mar 12, 2007 | Manhattan Petroleum, Inc. | Hamilton 47 #1 | 11,000 | 22733112 |
| 633968 | Mar 9, 2007 | Mar 9, 2007 | Manhattan Petroleum, Inc. | Guitar 7 #1 | 11,000 | 22736047 |
| 634334 | Mar 7, 2007 | Mar 7, 2007 | Crownquest Operating, LLC | Holy Grail 32 #1 | 9,200 | 22736046 |
| 634332 | Mar 7, 2007 | Mar 7, 2007 | Crownquest Operating, LLC | Holy Grail 44 #1 | 9,200 | 22736045 |
| 634225 | Mar 5, 2007 | Mar 5, 2007 | Cambrian Management Ltd | Special #1 | 6,000 | 22706570 |
| 634160 | Mar 2, 2007 | Mar 2, 2007 | Crownquest Operating, LLC | Holy Grail 41 #1 | 9,200 | 22736043 |
| 634159 | Mar 2, 2007 | Mar 2, 2007 | Manhattan Petroleum, Inc. | Sneed 5 #1 | 11,000 | 22736044 |
| 634159Amendment | Mar 2, 2007 | Mar 2, 2007 | Manhattan Petroleum, Inc. | Sneed 5 #1 | 11,000 | 22736044 |
| 634050 | Feb 28, 2007 | Feb 28, 2007 | Manhattan Petroleum, Inc. | Edwards 9 #1 | 10,250 | 22734060 |
| 634050Amendment | Feb 28, 2007 | Feb 28, 2007 | Manhattan Petroleum, Inc. | Edwards 9 #1 | 10,250 | 22734060 |
| 633882 | Feb 26, 2007 | Feb 26, 2007 | Manhattan Petroleum, Inc. | McCrary 1 #2 | 9,500 | 22734639 |
| 633882Amendment | Feb 26, 2007 | Feb 26, 2007 | Element Petroleum Operating, LLC | McCrary 1 #2 | 9,500 | 22734639 |
| 633880 | Feb 26, 2007 | Feb 26, 2007 | Manhattan Petroleum, Inc. | Ziffle, Fred 35 #2 | 9,500 | 22735108 |
| 633834 | Feb 23, 2007 | Feb 23, 2007 | Sharp Image Energy, Inc. | Cole #1 | 5,000 | 22736041 |
| 633834Amendment | Feb 23, 2007 | Feb 23, 2007 | Sharp Image Energy, Inc. | Cole #1 | 6,500 | 22736041 |
| 633611 | Feb 23, 2007 | Feb 23, 2007 | Cobra Oil & Gas Corporation | Guitar 1 #3 | 9,500 | 22736042 |
| 633611Amendment | Feb 23, 2007 | Feb 23, 2007 | Cobra Oil & Gas Corporation | Guitar 1 #3HH | 9,100 | 22736042 |
| 632897 | Feb 7, 2007 | Feb 7, 2007 | Manhattan Petroleum, Inc. | Davidson 9 #2 | 9,500 | 22734891 |
| 632897Amendment | Feb 7, 2007 | Feb 7, 2007 | Manhattan Petroleum, Inc. | Davidson 9 #2 | 9,500 | 22734891 |
| 632826 | Feb 5, 2007 | Feb 5, 2007 | Manhattan Petroleum, Inc. | Guitar 6 #1 | 11,000 | 22736040 |
| 632673 | Jan 31, 2007 | Jan 31, 2007 | WTG Exploration | Stone #1 | 11,000 | 22736039 |
| 632673Amendment | Jan 31, 2007 | Jan 31, 2007 | WTG Exploration | Stone #1 | 11,000 | 22736039 |
| 632532 | Jan 29, 2007 | Jan 29, 2007 | Crownquest Operating, LLC | Schweitzer #1 | 8,600 | 22732098 |
| 632365 | Jan 25, 2007 | Jan 25, 2007 | Manhattan Petroleum, Inc. | Thomas 2 #2 | 11,000 | 22736038 |
| 632365Amendment | Jan 25, 2007 | Jan 25, 2007 | Manhattan Petroleum, Inc. | Thomas 2 #2 | 11,000 | 22736038 |
| 631483 | Jan 9, 2007 | Jan 9, 2007 | Manhattan Petroleum, Inc. | Holy Grail 6 #1 | 11,000 | 22735999 |
| 631397 | Jan 5, 2007 | Jan 5, 2007 | Whiting Oil and Gas Corporation | Guitar Consolidated #1106V | 3,287 | 22736037 |
| 631395 | Jan 5, 2007 | Jan 5, 2007 | Whiting Oil and Gas Corporation | Guitar Consolidated #1105V | 3,290 | 22736036 |
| 630423 | Dec 13, 2006 | Dec 13, 2006 | Cambrian Management Ltd | Othella-A #2 | 6,000 | 22732500 |
| 630423Amendment | Dec 13, 2006 | Dec 13, 2006 | Cambrian Management, Ltd. | Othella-A #2 | 9,740 | 22732500 |
| 630423Amendment | Dec 13, 2006 | Dec 13, 2006 | Cambrian Management, Ltd. | Othella-A #2 | 9,740 | 22732500 |
| 630388 | Dec 13, 2006 | Dec 13, 2006 | Seely Oil Company | Ellis Iden "A" #4 | 8,300 | 22736035 |
| 628520 | Dec 11, 2006 | Dec 11, 2006 | Crownquest Operating, LLC | Driver #1 | 9,300 | 22736020 |
| 628520Amendment | Dec 11, 2006 | Dec 11, 2006 | Crownquest Operating, LLC | Driver #1 | 9,500 | 22736020 |
| 628520Amendment | Dec 11, 2006 | Dec 11, 2006 | Crownquest Operating, LLC | Driver #1 | 10,000 | 22736020 |
| 630140 | Dec 8, 2006 | Dec 8, 2006 | Merit Energy Company | TXL, B. S. -A- #8R | 3,750 | 22736029 |
| 630182 | Dec 7, 2006 | Dec 7, 2006 | Merit Energy Company | TXL, B. S. -D- #74 | 3,750 | 22736034 |
| 630174 | Dec 7, 2006 | Dec 7, 2006 | Merit Energy Company | Snyder, B. S. -E- #73 | 3,750 | 22736033 |
| 630167 | Dec 7, 2006 | Dec 7, 2006 | Merit Energy Company | Snyder, B. S. -E- #72 | 3,750 | 22736032 |
| 630164 | Dec 7, 2006 | Dec 7, 2006 | Merit Energy Company | Snyder, B. S. -A- #71 | 3,750 | 22736031 |
| 630157 | Dec 7, 2006 | Dec 7, 2006 | Merit Energy Company | Snyder, B. S. -A- #70 | 3,750 | 22736030 |
| 630100 | Dec 7, 2006 | Dec 7, 2006 | Whiting Oil and Gas Corporation | Guitar Consolidated #1102 | 5,999 | 22735809 |
| 629823 | Dec 7, 2006 | Dec 7, 2006 | Ogx Resources LLC | Guitar 28 #1 | 10,500 | 22734071 |
| 628796 | Dec 6, 2006 | Dec 6, 2006 | Midland Oil and Gas, Inc. | Elliot-Johnson #1 | 10,000 | 22736021 |
| 629437 | Dec 4, 2006 | Dec 4, 2006 | Energen Resources Corporation | Dodge, G. M. #98 | 3,500 | 22736028 |
| 629436 | Dec 4, 2006 | Dec 4, 2006 | Energen Resources Corporation | Dodge, G. M. #99 | 3,500 | 22736027 |
| 629822 | Dec 1, 2006 | Dec 1, 2006 | Ogx Resources LLC | Guitar 29 #1 | 10,500 | 22734850 |
| 629802 | Dec 1, 2006 | Dec 1, 2006 | Ogx Resources LLC | Guitar 25 #1 | 10,500 | 22734723 |
| 629681 | Nov 30, 2006 | Nov 30, 2006 | Ogx Resources LLC | Quinn 16 #2 | 10,500 | 22733791 |
| 628982 | Nov 29, 2006 | Nov 29, 2006 | Partee Drilling Inc. | Griffin #1011 | 8,900 | 22736026 |
| 628815 | Nov 28, 2006 | Nov 28, 2006 | Clear Water Inc. | Texan #2 | 11,000 | 22736025 |
| 628815Amendment | Nov 28, 2006 | Nov 28, 2006 | Clear Water Inc. | Texan #2 | 11,000 | 22736025 |
| 628813 | Nov 28, 2006 | Nov 28, 2006 | Clear Water Inc. | Thomas #2 | 11,000 | 22736024 |
| 629095 | Nov 17, 2006 | Nov 17, 2006 | Clear Water Inc. | Levy #1 | 11,000 | 22734744 |
| 629095Amendment | Nov 17, 2006 | Nov 17, 2006 | Clear Water Inc. | Levy #1 | 11,000 | 22734744 |
| 628794 | Nov 9, 2006 | Nov 9, 2006 | Midland Oil and Gas, Inc. | Blizzard #2 | 8,100 | 22736022 |
| 628685 | Nov 7, 2006 | Nov 7, 2006 | Partee Drilling Inc. | Pebble #8401 | 8,600 | 22734667 |
| 628685Amendment | Nov 7, 2006 | Nov 7, 2006 | Partee Drilling Inc. | Pebble #8401 | 8,600 | 22734667 |
| 628477 | Nov 3, 2006 | Nov 3, 2006 | Nes Permian Basin, L.P. | Big Spring Brine Station #6 | 1,500 | 22781983 |
| 628358 | Nov 3, 2006 | Nov 3, 2006 | Partee Drilling Inc. | Pebble #8301 | 8,900 | 22736018 |
| 628391 | Nov 2, 2006 | Nov 2, 2006 | Manhattan Petroleum, Inc. | Phillips 11 #1 | 9,200 | 22736019 |
| 628391Amendment | Nov 2, 2006 | Nov 2, 2006 | Manhattan Petroleum, Inc. | Phillips 11 #1 | 9,200 | 22736019 |
| 627588 | Oct 16, 2006 | Oct 16, 2006 | Partee Drilling Inc. | Pebble #4001 | 8,500 | 22736017 |