| 702588 | Sep 24, 2010 | Sep 24, 2010 | Killam Oil Co., Ltd. | Lenore #1 | 7,000 | 47941056 |
| 702501 | Sep 24, 2010 | Sep 24, 2010 | SM Energy Company | Briscoe R #3HH | 8,500 | 47941052 |
| 702460 | Sep 23, 2010 | Sep 23, 2010 | Anadarko E&P Company LP | Stanley Ranch #5HH | 10,000 | 47941054 |
| 702458 | Sep 23, 2010 | Sep 23, 2010 | Anadarko E&P Company LP | Stanley Ranch #4HH | 10,000 | 47941053 |
| 702456 | Sep 23, 2010 | Sep 23, 2010 | Anadarko E&P Company LP | Stanley Ranch #3HH | 10,000 | 47941051 |
| 702385 | Sep 23, 2010 | Sep 23, 2010 | Lewis Petro Properties, Inc. | Huisache Cattle Company B #3HH | 16,500 | 47941048 |
| 702324 | Sep 22, 2010 | Sep 22, 2010 | XTO Energy Inc. | Las Raices Ranch #8HH | 17,000 | 47941047 |
| 702324Amendment | Sep 22, 2010 | Sep 22, 2010 | XTO Energy Inc. | Las Raices Ranch #8HH | 17,000 | 47941047 |
| 702418 | Sep 21, 2010 | Sep 21, 2010 | Lewis Petro Properties, Inc. | ML Martin-State A2803 #1HH | 17,000 | 47941049 |
| 701273 | Sep 21, 2010 | Sep 21, 2010 | Chesapeake Operating, Inc. | Gates 010 CHK-a TR3 #2HH | 12,000 | 47941044 |
| 702267 | Sep 17, 2010 | Sep 17, 2010 | Lewis Petro Properties, Inc. | La Moca Gas Unit E #5HH | 12,500 | 47941045 |
| 702267Amendment | Sep 17, 2010 | Sep 17, 2010 | Lewis Petro Properties, Inc. | La Moca Gas Unit E #5HH | 6,000 | 47941045 |
| 702138 | Sep 17, 2010 | Sep 17, 2010 | SM Energy Company | Briscoe R GU1 #2HH | 10,000 | 47941046 |
| 702138Amendment | Sep 17, 2010 | Sep 17, 2010 | SM Energy Company | Briscoe R (SA25) #2HH | 10,000 | 47941046 |
| 702211 | Sep 16, 2010 | Sep 16, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #8HH | 15,000 | 47941043 |
| 702161 | Sep 15, 2010 | Sep 15, 2010 | Lewis Petro Properties, Inc. | La Moca Gas Unit N #10HH | 12,500 | 47941042 |
| 702154 | Sep 15, 2010 | Sep 15, 2010 | Lewis Petro Properties, Inc. | Gates "N" TR4 #5 | 7,800 | 47941041 |
| 702144 | Sep 15, 2010 | Sep 15, 2010 | Conocophillips Company | B.M.T. #203 | 12,410 | 47941040 |
| 702055 | Sep 14, 2010 | Sep 14, 2010 | Lewis Petro Properties, Inc. | Galvan Ranch #9HH | 16,500 | 47941039 |
| 702000 | Sep 14, 2010 | Sep 14, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #6HH | 15,000 | 47941036 |
| 701990 | Sep 14, 2010 | Sep 14, 2010 | Rosetta Resources Operating LP | Gates 05-D #108AH | 8,475 | 47941038 |
| 701990Amendment | Sep 14, 2010 | Sep 14, 2010 | Rosetta Resources Operating LP | Gates 05-D #108AH | 8,475 | 47941038 |
| 702002 | Sep 13, 2010 | Sep 13, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #7HH | 15,000 | 47941037 |
| 701997 | Sep 10, 2010 | Sep 10, 2010 | Swift Energy Operating, LLC | Fasken 'a' EF #5HH | 15,000 | 47941035 |
| 701997Amendment | Sep 10, 2010 | Sep 10, 2010 | Swift Energy Operating, LLC | Fasken 'a' EF #5HH | 15,000 | 47941035 |
| 701900 | Sep 10, 2010 | Sep 10, 2010 | Lewis Petro Properties, Inc. | Cox, G.A. #7HH | 12,000 | 47941034 |
| 701595 | Sep 10, 2010 | Sep 10, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #2HH | 14,600 | 47941028 |
| 701818 | Sep 9, 2010 | Sep 9, 2010 | Swift Energy Operating, LLC | Fasken 'B' EF #1HH | 14,600 | 47941033 |
| 701818Amendment | Sep 9, 2010 | Sep 9, 2010 | Swift Energy Operating, LLC | Fasken "B" EF #1HH | 14,600 | 47941033 |
| 701818Amendment | Sep 9, 2010 | Sep 9, 2010 | Swift Energy Operating, LLC | Fasken 'B' EF #1HH | 14,600 | 47941033 |
| 701733 | Sep 7, 2010 | Sep 7, 2010 | Laredo Energy | Hachar #2HH | 18,000 | 47941032 |
| 701626 | Sep 7, 2010 | Sep 7, 2010 | Lewis Petro Properties, Inc. | Cox-State 1470 #10HH | 16,000 | 47941031 |
| 701598 | Sep 7, 2010 | Sep 7, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #3HH | 14,600 | 47941029 |
| 701601 | Sep 3, 2010 | Sep 3, 2010 | Swift Energy Operating, LLC | Fasken "a" EF #4HH | 15,400 | 47941030 |
| 701549 | Sep 3, 2010 | Sep 3, 2010 | Lewis Petro Properties, Inc. | Gates "O" TR1 #1 | 7,800 | 47941027 |
| 701471 | Sep 2, 2010 | Sep 2, 2010 | Killam Oil Co., Ltd. | Garcia #4701 | 3,000 | 47941026 |
| 701270 | Sep 1, 2010 | Sep 1, 2010 | Chesapeake Operating, Inc. | Gates 010 CHK-a TR3 #1HH | 12,000 | 47941024 |
| 701330 | Aug 30, 2010 | Aug 30, 2010 | Killam Oil Co., Ltd. | Ortiz Ranch #2 | 7,800 | 47941025 |
| 701227 | Aug 27, 2010 | Aug 27, 2010 | Lewis Petro Properties, Inc. | N. D. Hachar Heirs #14HH | 12,500 | 47941023 |
| 701226 | Aug 27, 2010 | Aug 27, 2010 | Lewis Petro Properties, Inc. | N. D. Hachar Heirs #12HH | 12,500 | 47941022 |
| 701043 | Aug 25, 2010 | Aug 25, 2010 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #3HH | 12,000 | 47941021 |
| 700995 | Aug 24, 2010 | Aug 24, 2010 | XTO Energy Inc. | Las Raices Ranch #12HH | 15,000 | 47941020 |
| 700995Amendment | Aug 24, 2010 | Aug 24, 2010 | XTO Energy Inc. | Las Raices Ranch #12HH | 15,000 | 47941020 |
| 700872 | Aug 20, 2010 | Aug 20, 2010 | Anadarko E&P Company LP | Worthey Ranch #9HH | 9,500 | 47941019 |
| 700590 | Aug 19, 2010 | Aug 19, 2010 | Killam Oil Co., Ltd. | Killam & Hurd Fee 1198 #2 | 10,000 | 47941018 |
| 700749 | Aug 18, 2010 | Aug 18, 2010 | EOG Resources, Inc. | Billings "B" #14HH | 12,300 | 47941017 |
| 700356 | Aug 17, 2010 | Aug 17, 2010 | Dewbre Petroleum Corporation | Moos Heirs "117" #1 | 8,500 | 47941015 |
| 700591 | Aug 13, 2010 | Aug 13, 2010 | Devon Energy Production Co, L.P. | Vaquillas-State #3HH | 10,000 | 47941016 |
| 700429 | Aug 10, 2010 | Aug 10, 2010 | Rosetta Resources Operating LP | Mayers #10 | 10,780 | 47938029 |
| 700417 | Aug 10, 2010 | Aug 10, 2010 | Lewis Petro Properties, Inc. | Dawson Long GU #1HH | 16,500 | 47941014 |
| 700411 | Aug 10, 2010 | Aug 10, 2010 | Lewis Petro Properties, Inc. | La Moca GU 'O' #7HH | 12,500 | 47941013 |
| 699536 | Aug 10, 2010 | Aug 10, 2010 | Chroma Operating, Inc. | Russell-Winch #23 | 10,000 | 47940996 |
| 700235 | Aug 9, 2010 | Aug 9, 2010 | SM Energy Company | Galvan Ranch #18HH | 10,000 | 47941005 |
| 700250 | Aug 6, 2010 | Aug 6, 2010 | Legend Natural Gas III, LP | Galvan Ranch J5 #4 | 8,000 | 47941012 |
| 700249 | Aug 6, 2010 | Aug 6, 2010 | Legend Natural Gas III, LP | Galvan Ranch J7 #4 | 8,000 | 47941011 |
| 698780 | Aug 6, 2010 | Aug 6, 2010 | Conocophillips Company | Vaquillas Ranch A1 #242 | 11,500 | 47940976 |
| 700248 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch L3 #3 | 8,000 | 47941010 |
| 700246 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch L5 #4 | 8,000 | 47941009 |
| 700242 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch J6 #4 | 8,000 | 47941008 |
| 700240 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch L4 #4 | 8,000 | 47941007 |
| 700238 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch L3 #4 | 8,000 | 47941006 |
| 700234 | Aug 5, 2010 | Aug 5, 2010 | Legend Natural Gas III, LP | Galvan Ranch N10 #4 | 8,000 | 47941004 |
| 700120 | Aug 4, 2010 | Aug 4, 2010 | Lewis Petro Properties, Inc. | Neel #5HH | 16,500 | 47941002 |
| 700120Amendment | Aug 4, 2010 | Aug 4, 2010 | Lewis Petro Properties, Inc. | Neel #5HH | 16,500 | 47941002 |
| 700040 | Aug 3, 2010 | Aug 3, 2010 | Escondido Resources II, LLC | Nash #1HH | 12,000 | 47941001 |
| 700040Amendment | Aug 3, 2010 | Aug 3, 2010 | Escondido Resources II, LLC | Nash #1HH | 12,000 | 47941001 |
| 700028 | Aug 3, 2010 | Aug 3, 2010 | Lewis Petro Properties, Inc. | Long, J.S. #3HH | 12,500 | 47941000 |
| 700012 | Aug 3, 2010 | Aug 3, 2010 | Lewis Petro Properties, Inc. | Long, J.S. #2HH | 12,500 | 47940999 |
| 699995 | Aug 3, 2010 | Aug 3, 2010 | Rosetta Resources Operating LP | Gates 05D #68H | 8,900 | 47940998 |
| 699995Amendment | Aug 3, 2010 | Aug 3, 2010 | Rosetta Resources Operating LP | Gates 05D #68H | 8,900 | 47940998 |
| 699947 | Aug 3, 2010 | Aug 3, 2010 | SM Energy Company | Briscoe R #1HH | 9,000 | 47940997 |
| 699884 | Aug 2, 2010 | Aug 2, 2010 | Lewis Petro Properties, Inc. | La Moca Gas Unit 'D' #4HH | 12,500 | 47940995 |
| 699722 | Jul 29, 2010 | Jul 29, 2010 | Rosetta Resources Operating LP | Santos #5 | 10,268 | 47937591 |
| 699719 | Jul 29, 2010 | Jul 29, 2010 | Lewis Petro Properties, Inc. | N. D. Hachar Heirs #9HH | 12,000 | 47940994 |
| 699719Amendment | Jul 29, 2010 | Jul 29, 2010 | Lewis Petro Properties, Inc. | Hachar, N.D. Heirs #9HH | 9,000 | 47940994 |
| 699717 | Jul 29, 2010 | Jul 29, 2010 | Lewis Petro Properties, Inc. | N. D. Hachar Heirs #8HH | 12,000 | 47940993 |
| 698430 | Jul 29, 2010 | Jul 29, 2010 | Killam Oil Co., Ltd. | K&H Fee Porcion #1601 | 7,210 | 47939494 |
| 699328 | Jul 27, 2010 | Jul 27, 2010 | Killam Oil Co., Ltd. | Puig "A" #2 | 9,690 | 47939464 |
| 699402 | Jul 23, 2010 | Jul 23, 2010 | Lewis Petro Properties, Inc. | Maltsberger, W.A. #2HH | 16,000 | 47940992 |
| 699267 | Jul 22, 2010 | Jul 22, 2010 | SM Energy Company | Galvan Ranch #19HH | 10,000 | 47940991 |
| 699264 | Jul 22, 2010 | Jul 22, 2010 | Lewis Petro Properties, Inc. | Fasken-State A2706 GU #3HH | 16,500 | 47940989 |
| 699241 | Jul 21, 2010 | Jul 21, 2010 | Killam Oil Co., Ltd. | Kha #J 2 | 9,000 | 47940988 |
| 699206 | Jul 21, 2010 | Jul 21, 2010 | Rosetta Resources Operating LP | Gates 10 Rose a 571 #1H | 8,700 | 47940987 |
| 699206Amendment | Jul 21, 2010 | Jul 21, 2010 | Rosetta Resources Operating LP | Gates 10 Rose a 571 #1H | 8,700 | 47940987 |
| 699206Amendment | Jul 21, 2010 | Jul 21, 2010 | Rosetta Resources Operating LP | Gates 10 Rose a 571 #1H | 8,700 | 47940987 |
| 699200 | Jul 21, 2010 | Jul 21, 2010 | XTO Energy Inc. | Las Raices Ranch #4HH | 14,200 | 47940990 |
| 699200Amendment | Jul 21, 2010 | Jul 21, 2010 | XTO Energy Inc. | Las Raices Ranch #4HH | 14,200 | 47940990 |
| 699197 | Jul 21, 2010 | Jul 21, 2010 | Lewis Petro Properties, Inc. | Huisache Cattle Company "B" #2HH | 12,500 | 47940986 |
| 699197Amendment | Jul 21, 2010 | Jul 21, 2010 | Lewis Petro Properties, Inc. | Huisache Cattle Company 'B' #2 | 9,194 | 47940986 |
| 699119 | Jul 20, 2010 | Jul 20, 2010 | EOG Resources, Inc. | Billings Ranch #8 | 11,500 | 47940985 |
| 698999 | Jul 16, 2010 | Jul 16, 2010 | Rosetta Resources Operating LP | South Callaghan Ranch #353 | 9,300 | 47940984 |
| 698998 | Jul 15, 2010 | Jul 15, 2010 | Anadarko E&P Company LP | Worthey Ranch #8HH | 9,500 | 47940983 |
| 698948 | Jul 15, 2010 | Jul 15, 2010 | Lewis Petro Properties, Inc. | Juan Salinas #2 | 12,500 | 47940982 |
| 698948Amendment | Jul 15, 2010 | Jul 15, 2010 | Lewis Petro Properties, Inc. | Juan Salinas #2 | 12,500 | 47940982 |
| 698942 | Jul 15, 2010 | Jul 15, 2010 | Lewis Petro Properties, Inc. | Trevino Ranch #4HH | 17,000 | 47940981 |
| 698896 | Jul 15, 2010 | Jul 15, 2010 | Chesapeake Operating, Inc. | Pge Dos #6HH | 12,000 | 47940980 |
| 698896Amendment | Jul 15, 2010 | Jul 15, 2010 | Chesapeake Operating, Inc. | Pge Dos #6HH | 12,000 | 47940980 |
| 698894 | Jul 15, 2010 | Jul 15, 2010 | Chesapeake Operating, Inc. | Pge Dos #5HH | 12,000 | 47940979 |
| 698894Amendment | Jul 15, 2010 | Jul 15, 2010 | Chesapeake Operating, Inc. | Pge Dos #5HH | 12,000 | 47940979 |
| 698796 | Jul 13, 2010 | Jul 13, 2010 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #2HH | 12,000 | 47940978 |