| 672593 | Oct 21, 2008 | Oct 21, 2008 | Welder Exploration & Prod., Inc. | Cisco #3 | 3,900 | 02533231 |
| 672389 | Oct 7, 2008 | Oct 7, 2008 | Enduring Resources, LLC | Johnston Gas Unit 2 #2H | 13,500 | 02533625 |
| 672389Amendment | Oct 7, 2008 | Oct 7, 2008 | Enduring Resources, LLC | Johnston Gas Unit 2 #2H | 13,500 | 02533625 |
| 672389Amendment | Oct 7, 2008 | Oct 7, 2008 | Enduring Resources, LLC | Johnston Gas Unit 2 #2H | 14,000 | 02533625 |
| 669112 | Oct 7, 2008 | Oct 7, 2008 | Whitesands Operating, L.L.C. | Wolters #4 | 4,650 | 02533624 |
| 671886 | Oct 6, 2008 | Oct 6, 2008 | T - C Oil Company | Malone -A- #1 | 6,000 | 02533623 |
| 671429 | Oct 3, 2008 | Oct 3, 2008 | Hughes, Dan A. Company, L.P. | Ballard Gas Unit #2 | 11,000 | 02532214 |
| 671361 | Oct 3, 2008 | Oct 3, 2008 | Continental Operating Co. | Balcones #1 | 12,000 | 02533622 |
| 671361Amendment | Oct 3, 2008 | Oct 3, 2008 | Continental Operating Co. | Balcones #1 | 12,000 | 02533622 |
| 671328 | Oct 2, 2008 | Oct 2, 2008 | Continental Operating Co. | Schramm-Nasa #2 | 12,000 | 02533621 |
| 668938 | Oct 1, 2008 | Oct 1, 2008 | Halex Oil Corporation | McFall Kerbey #3 | 7,600 | 02532201 |
| 671164 | Sep 30, 2008 | Sep 30, 2008 | Pioneer Natural Res. USA, Inc. | Erna P. Benham Gas Unit #10H | 17,500 | 02533620 |
| 671079 | Sep 29, 2008 | Sep 29, 2008 | Wwxploration, LLC | Seger #2 | 6,500 | 02533619 |
| 671079Amendment | Sep 29, 2008 | Sep 29, 2008 | Ursa Resources, LLC | Seger No. 2 Gas Unit #2 | 5,010 | 02533619 |
| 670939 | Sep 26, 2008 | Sep 26, 2008 | Tidal Petroleum, Inc. | Law #2 | 10,500 | 02533618 |
| 670357 | Sep 18, 2008 | Sep 18, 2008 | T - C Oil Company | Malone -C- #1 | 6,000 | 02533617 |
| 670353 | Sep 18, 2008 | Sep 18, 2008 | T - C Oil Company | Malone -B- #1 | 6,000 | 02533616 |
| 670353Amendment | Sep 18, 2008 | Sep 18, 2008 | T - C Oil Company | Malone -B- #1 | 4,903 | 02533616 |
| 670202 | Sep 17, 2008 | Sep 17, 2008 | Enco Exploration Company | McKay #1 | 5,000 | 02533615 |
| 669791 | Sep 12, 2008 | Sep 12, 2008 | Newfield Exploration Company | Knight Ranch #8 | 11,500 | 02533614 |
| 669439 | Sep 8, 2008 | Sep 8, 2008 | San Isidro Development Co, L. C. | Yoward-Schramm Gas Unit #2 | 11,400 | 02533613 |
| 669304 | Sep 6, 2008 | Sep 6, 2008 | Howard Exploration, Inc. | Hartzendorf #1 | 3,800 | 02533612 |
| 669110 | Sep 5, 2008 | Sep 5, 2008 | Whitesands Operating, L.L.C. | Wolters #3 | 4,650 | 02533611 |
| 669068 | Sep 5, 2008 | Sep 5, 2008 | Tidal Petroleum, Inc. | South Goree #1 | 11,000 | 02533610 |
| 668318 | Aug 22, 2008 | Aug 22, 2008 | North Shore Energy, L.L.C. | Nse O'Brien #5 | 5,100 | 02533609 |
| 668069 | Aug 18, 2008 | Aug 18, 2008 | Newfield Exploration Company | Ballard #1 | 11,000 | 02533453 |
| 668056 | Aug 18, 2008 | Aug 18, 2008 | Enco Exploration Company | Malone #6 | 4,200 | 02533608 |
| 667214 | Aug 7, 2008 | Aug 7, 2008 | Abraxas Petroleum Corporation | Sutherland #1 | 10,500 | 02533510 |
| 667214Amendment | Aug 7, 2008 | Aug 7, 2008 | Abraxas Petroleum Corporation | Sutherland #1 | 10,500 | 02533510 |
| 667070 | Aug 6, 2008 | Aug 6, 2008 | Gaither Petroleum Corporation | Rico #1 | 4,100 | 02533607 |
| 666959 | Aug 6, 2008 | Aug 6, 2008 | Abraxas Petroleum Corporation | Muckelroy #1 | 8,950 | 02501022 |
| 666959Amendment | Aug 6, 2008 | Aug 6, 2008 | Abraxas Petroleum Corporation | Muckelroy #1 | 9,620 | 02501022 |
| 666773 | Aug 5, 2008 | Aug 5, 2008 | Enco Exploration Company | Malone #7 | 5,400 | 02533606 |
| 666840 | Aug 4, 2008 | Aug 4, 2008 | Aurora Resources Corporation | Jones-Stewart Gas Unit #1 | 4,000 | 02533605 |
| 666554 | Jul 31, 2008 | Jul 31, 2008 | Wwxploration, LLC | Stubenthal, Ralph Vaughn et Al #1 | 6,000 | 02533604 |
| 665965 | Jul 23, 2008 | Jul 23, 2008 | Enco Exploration Company | Culli #4 | 5,000 | 02533603 |
| 665869 | Jul 22, 2008 | Jul 22, 2008 | Abraxas Petroleum Corporation | Beck #2 | 10,500 | 02533602 |
| 665867 | Jul 22, 2008 | Jul 22, 2008 | Abraxas Petroleum Corporation | Beck #1 | 10,500 | 02533601 |
| 665800 | Jul 22, 2008 | Jul 22, 2008 | Wofford, C. J. | South Texas Childrens Home #1 | 8,340 | 02531851 |
| 665691 | Jul 21, 2008 | Jul 21, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #50 | 5,500 | 02533600 |
| 665685 | Jul 21, 2008 | Jul 21, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #49 | 5,500 | 02533599 |
| 665624 | Jul 21, 2008 | Jul 21, 2008 | Anderson Oil Ltd. | Yoward-Schramm #1 | 11,400 | 02533598 |
| 665567 | Jul 18, 2008 | Jul 18, 2008 | Hughes, Dan A. Company, L.P. | Peterson #1 | 11,000 | 02533440 |
| 665537 | Jul 18, 2008 | Jul 18, 2008 | Gaither Petroleum Corporation | Dahl #2 | 3,800 | 02533597 |
| 663013 | Jul 15, 2008 | Jul 15, 2008 | Howard Exploration, Inc. | Roy Hanus #1 | 3,500 | 02533516 |
| 665209 | Jul 14, 2008 | Jul 14, 2008 | Anderson Oil Ltd. | O'Brien #2 | 5,400 | 02533596 |
| 665041 | Jul 11, 2008 | Jul 11, 2008 | Sanchez Oil & Gas Corporation | Stauss #1 | 13,750 | 02533595 |
| 665041Amendment | Jul 11, 2008 | Jul 11, 2008 | Sanchez Oil & Gas Corporation | Stauss #1 | 13,750 | 02533595 |
| 664898 | Jul 10, 2008 | Jul 10, 2008 | Meridian Resource & Expl Llc,the | Magnus Beck #1 | 4,500 | 02533594 |
| 664787 | Jul 8, 2008 | Jul 8, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #19 | 4,200 | 02533348 |
| 664785 | Jul 8, 2008 | Jul 8, 2008 | Newfield Exploration Company | Knight Ranch #7 | 11,500 | 02533593 |
| 664785Amendment | Jul 8, 2008 | Jul 8, 2008 | Newfield Exploration Company | Knight Ranch #7 | 11,500 | 02533593 |
| 664696 | Jul 3, 2008 | Jul 3, 2008 | Newfield Exploration Company | Knight Ranch #6 | 11,500 | 02533592 |
| 664595 | Jul 3, 2008 | Jul 3, 2008 | Inland Ocean, Inc. | Neill #1 | 4,400 | 02533591 |
| 664489 | Jul 1, 2008 | Jul 1, 2008 | Meridian Resource & Expl Llc,the | Magnus Beck #2 | 4,500 | 02533590 |
| 663500 | Jun 30, 2008 | Jun 30, 2008 | Fields Exploration, Inc. | Murphy #R 1A | 3,500 | 02533588 |
| 664053 | Jun 27, 2008 | Jun 27, 2008 | Enco Exploration Company | Malone #4 | 5,000 | 02533589 |
| 663365 | Jun 18, 2008 | Jun 18, 2008 | Milagro Exploration, LLC | Heard, CE "B" #46 | 5,500 | 02533587 |
| 662989 | Jun 13, 2008 | Jun 13, 2008 | Pioneer Natural Res. USA, Inc. | Tomasek Gas Unit #12H | 17,000 | 02533586 |
| 661869 | Jun 3, 2008 | Jun 3, 2008 | Milagro Exploration, LLC | Heard, CE "B" #47 | 5,500 | 02533585 |
| 661869Amendment | Jun 3, 2008 | Jun 3, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #47 | 5,500 | 02533585 |
| 661861 | Jun 2, 2008 | Jun 2, 2008 | Milagro Exploration, LLC | Heard, CE "B" #44 | 5,500 | 02533584 |
| 661736 | May 30, 2008 | May 30, 2008 | Welder Exploration & Prod., Inc. | Davis, Nona Berry #64 | 5,000 | 02533583 |
| 661736Amendment | May 30, 2008 | May 30, 2008 | Welder Exploration & Prod., Inc. | Davis, Nona Berry #64 | 5,000 | 02533583 |
| 661733 | May 30, 2008 | May 30, 2008 | Welder Exploration & Prod., Inc. | Davis, Nona Berry #63 | 5,000 | 02533582 |
| 661733Amendment | May 30, 2008 | May 30, 2008 | Welder Exploration & Prod., Inc. | Davis, Nona Berry #63 | 5,000 | 02533582 |
| 661287 | May 22, 2008 | May 22, 2008 | Milagro Exploration, LLC | Heard, CE "B" #48 | 5,500 | 02533580 |
| 661287Amendment | May 22, 2008 | May 22, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #48 | 5,500 | 02533580 |
| 661074 | May 22, 2008 | May 22, 2008 | Anderson Oil Ltd. | Grissom #1A | 4,000 | 02533578 |
| 661047 | May 22, 2008 | May 22, 2008 | Pioneer Natural Res. USA, Inc. | Monteola Gas Unit NO 2 #1 | 17,500 | 02533579 |
| 661051 | May 21, 2008 | May 21, 2008 | North Shore Energy, L.L.C. | Nse O'Brien #4 | 5,100 | 02533577 |
| 659281 | May 19, 2008 | May 19, 2008 | Enco Exploration Company | Littlejohn Unit #2 | 4,500 | 02533581 |
| 660741 | May 16, 2008 | May 16, 2008 | Anderson Oil Ltd. | Eberstadt #10 | 5,800 | 02533576 |
| 660508 | May 15, 2008 | May 15, 2008 | Enduring Resources, LLC | Kocurek Gas Unit 1 #1H | 13,500 | 02533574 |
| 660508Amendment | May 15, 2008 | May 15, 2008 | Enduring Resources, LLC | Kocurek Gas Unit 1 #1H | 14,000 | 02533574 |
| 660508Amendment | May 15, 2008 | May 15, 2008 | Enduring Resources, LLC | Kocurek Gas Unit 1 #1H | 14,000 | 02533574 |
| 661276 | May 8, 2008 | May 8, 2008 | Milagro Exploration, LLC | Heard, CE "B" #40 | 5,000 | 02533575 |
| 661276Amendment | May 8, 2008 | May 8, 2008 | Milagro Exploration, LLC | Heard, C. E. "B" #40 | 5,000 | 02533575 |
| 660440 | May 8, 2008 | May 8, 2008 | EOG Resources, Inc. | Maggie GU #1 | 15,000 | 02533573 |
| 660440Amendment | May 8, 2008 | May 8, 2008 | EOG Resources, Inc. | Maggie GU #1HH | 15,000 | 02533573 |
| 659816 | May 1, 2008 | May 1, 2008 | Continental Operating Co. | Voss #1 | 4,500 | 02533572 |
| 659001 | Apr 30, 2008 | Apr 30, 2008 | Dirks Petroleum Company | Brooks Trust #2 | 8,500 | 02533043 |
| 659001Amendment | Apr 30, 2008 | Apr 30, 2008 | Dirks Petroleum Company | Brooks Trust No. 2 Gas Unit #2 | 8,500 | 02533043 |
| 659040 | Apr 22, 2008 | Apr 22, 2008 | Enco Exploration Company | Culli #3 | 5,000 | 02533571 |
| 654703 | Apr 18, 2008 | Apr 18, 2008 | Pioneer Natural Res. USA, Inc. | Gordon Gas Unit #9H | 17,000 | 02533563 |
| 658425 | Apr 16, 2008 | Apr 16, 2008 | XTO Energy Inc. | Ray, George A. #1 | 9,752 | 02532565 |
| 658422 | Apr 15, 2008 | Apr 15, 2008 | Neuhaus, V. F. Properties, Inc. | Neuhaus-Grissom #4 | 6,000 | 02533566 |
| 657948 | Apr 15, 2008 | Apr 15, 2008 | Enco Exploration Company | Malone #3 | 4,000 | 02533570 |
| 658627 | Apr 14, 2008 | Apr 14, 2008 | Pioneer Natural Res. USA, Inc. | Tomasek Gas Unit #10H | 17,000 | 02533568 |
| 658450 | Apr 14, 2008 | Apr 14, 2008 | Enduring Resources, LLC | Johnston Gas Unit 3 #1H | 13,500 | 02533567 |
| 658450Amendment | Apr 14, 2008 | Apr 14, 2008 | Enduring Resources, LLC | Johnston Gas Unit 3 #1H | 14,000 | 02533567 |
| 641148Amendment | Apr 11, 2008 | Apr 11, 2008 | Enco Exploration Company | Collier #11 | 5,000 | 02533745 |
| 658146 | Apr 10, 2008 | Apr 10, 2008 | Winn Exploration Co., Inc. | Page Gas Unit #1 | 14,000 | 02533565 |
| 658629 | Apr 9, 2008 | Apr 9, 2008 | Pioneer Natural Res. USA, Inc. | Tomasek Gas Unit #11H | 17,000 | 02533569 |
| 658019 | Apr 3, 2008 | Apr 3, 2008 | Enco Exploration Company | Malone Unit #2 | 4,800 | 02533564 |
| 657544 | Mar 27, 2008 | Mar 27, 2008 | Dougherty Brothers Oil & Gas | Morris #1 | 4,400 | 02533562 |
| 657502 | Mar 27, 2008 | Mar 27, 2008 | Dirks Petroleum Company | Brooks Trust No. 2 #3 | 8,500 | 02533099 |
| 657502Amendment | Mar 27, 2008 | Mar 27, 2008 | Dirks Petroleum Company | Brooks Trust No. 2 #3 | 8,500 | 02533099 |
| 657092 | Mar 25, 2008 | Mar 25, 2008 | Thunder Oil & Gas, LLC | Mansker #1 | 4,900 | 02533561 |
| 653516 | Mar 11, 2008 | Mar 11, 2008 | Tidal Petroleum, Inc. | Law #1 | 10,500 | 02533560 |