| 601845 | Jun 9, 2005 | Jun 9, 2005 | Lewis Petro Properties, Inc. | Owen Briscoe 1133 #1 | 7,800 | 47939152 |
| 601842 | Jun 9, 2005 | Jun 9, 2005 | Boulder Energy Partners, L.L.C. | Dawson 356 #1 | 7,400 | 47939151 |
| 601821 | Jun 9, 2005 | Jun 9, 2005 | Escondido Resources GP, LLC | Fasken #2A | 7,000 | 47930625 |
| 601811 | Jun 9, 2005 | Jun 9, 2005 | Killam Oil Co., Ltd. | Killam & Hurd Fee "D" 1248 #1 | 9,500 | 47939150 |
| 601811Amendment | Jun 9, 2005 | Jun 9, 2005 | Killam Oil Co., Ltd. | Killam & Hurd Fee "D" 1248 #1 | 9,106 | 47939150 |
| 601791 | Jun 8, 2005 | Jun 8, 2005 | Huber Energy L.P. | Briscoe E #151 | 6,000 | 47939148 |
| 601789 | Jun 8, 2005 | Jun 8, 2005 | Huber Energy L.P. | Briscoe E #231 | 6,000 | 47939149 |
| 601788 | Jun 8, 2005 | Jun 8, 2005 | Huber Energy L.P. | Briscoe "L" State #4 | 6,000 | 47939147 |
| 601504 | Jun 7, 2005 | Jun 7, 2005 | Killam Oil Co., Ltd. | Van ES-State '130' #4 | 2,000 | 47939143 |
| 601506 | Jun 6, 2005 | Jun 6, 2005 | Killam Oil Co., Ltd. | Vaquillas-Borrego #19 | 2,000 | 47939144 |
| 601536 | Jun 2, 2005 | Jun 2, 2005 | Ricochet Energy, Inc. | Hubberd "B" #9 | 9,000 | 47939145 |
| 601536Amendment | Jun 2, 2005 | Jun 2, 2005 | Ricochet Energy, Inc. | Hubberd "B" #9 | 9,000 | 47939145 |
| 601457 | Jun 1, 2005 | Jun 1, 2005 | Lewis Petro Properties, Inc. | Garner Ranch 816 #1 | 7,600 | 47939142 |
| 601437 | Jun 1, 2005 | Jun 1, 2005 | Escondido Resources GP, LLC | Fasken #4 | 7,000 | 47939141 |
| 601435 | Jun 1, 2005 | Jun 1, 2005 | Escondido Resources GP, LLC | Fasken #3 | 7,000 | 47939140 |
| 601433 | Jun 1, 2005 | Jun 1, 2005 | Lewis Petro Properties, Inc. | Gonzalez 2292 #9 | 7,200 | 47939139 |
| 601424 | May 31, 2005 | May 31, 2005 | Lewis Petro Properties, Inc. | Webb County School Land 1383 #20 | 8,000 | 47939137 |
| 601408 | May 31, 2005 | May 31, 2005 | Conocophillips Company | Lundell #95 | 11,200 | 47939138 |
| 601408Amendment | May 31, 2005 | May 31, 2005 | Conocophillips Company | Lundell #95 | 11,200 | 47939138 |
| 601272 | May 26, 2005 | May 26, 2005 | Huber Energy L.P. | Briscoe E #241 | 6,000 | 47939136 |
| 601152 | May 25, 2005 | May 25, 2005 | Conocophillips Company | BMT #3 | 11,056 | 47931800 |
| 601168 | May 24, 2005 | May 24, 2005 | Thorp Petroleum Corporation | Bailey-Reese #5 | 11,000 | 47939135 |
| 600986 | May 24, 2005 | May 24, 2005 | Huber Energy L.P. | Briscoe E #268 | 6,000 | 47939131 |
| 600446 | May 24, 2005 | May 24, 2005 | Sabco Operating Company | Webb County School Land #13 | 7,300 | 47939134 |
| 600445 | May 24, 2005 | May 24, 2005 | Sabco Operating Company | Webb County School Land #12 | 7,300 | 47939133 |
| 600443 | May 24, 2005 | May 24, 2005 | Sabco Operating Company | Webb County School Land #11 | 7,300 | 47939132 |
| 600440 | May 24, 2005 | May 24, 2005 | Sabco Operating Company | Webb County School Land #10 | 7,300 | 47939114 |
| 600895 | May 23, 2005 | May 23, 2005 | Conocophillips Company | Lundell #94 | 10,700 | 47939122 |
| 600978 | May 20, 2005 | May 20, 2005 | Houston Exploration Company, The | Hubberd #78 | 10,800 | 47939130 |
| 600918 | May 20, 2005 | May 20, 2005 | Conocophillips Company | Benavides, AN/CY F #72 | 9,050 | 47939126 |
| 600882 | May 20, 2005 | May 20, 2005 | Blackbrush O & G, Inc. | Petty Ranch #6012 | 5,600 | 47939121 |
| 600922 | May 19, 2005 | May 19, 2005 | Houston Exploration Company, The | Hubberd #79 | 10,900 | 47939129 |
| 600917 | May 19, 2005 | May 19, 2005 | Houston Exploration Company, The | Hubberd #80 | 10,900 | 47939124 |
| 600916 | May 19, 2005 | May 19, 2005 | EOG Resources, Inc. | Puig Aviator #1 | 14,000 | 47939128 |
| 600908 | May 19, 2005 | May 19, 2005 | Virtex Petroleum Company, Inc. | Ramirez #2 | 8,000 | 47939125 |
| 600906 | May 19, 2005 | May 19, 2005 | Lewis Petro Properties, Inc. | Beasley State 97 #20 | 7,200 | 47939127 |
| 600894 | May 19, 2005 | May 19, 2005 | Killam Oil Co., Ltd. | Killam-Hurd-McLean 121 #3 | 13,500 | 47939123 |
| 600894Amendment | May 19, 2005 | May 19, 2005 | Killam Oil Co., Ltd. | Killam-Hurd-McLean 121 #3 | 14,500 | 47939123 |
| 600889 | May 19, 2005 | May 19, 2005 | Lewis Petro Properties, Inc. | Webb County School Land 1383 #25 | 7,800 | 47939120 |
| 600857 | May 19, 2005 | May 19, 2005 | EOG Resources, Inc. | Slator Ranch "H" #4 | 11,800 | 47939119 |
| 600857Amendment | May 19, 2005 | May 19, 2005 | EOG Resources, Inc. | Slator Ranch #H 4 | 11,800 | 47939119 |
| 600854 | May 19, 2005 | May 19, 2005 | EOG Resources, Inc. | BMT Aviator #1 | 13,200 | 47938894 |
| 600557 | May 19, 2005 | May 19, 2005 | D.G. Miller Oil & Gas, L.P. | Los Ojuelos Mineral Trust #1 | 11,900 | 47938548 |
| 600557Amendment | May 19, 2005 | May 19, 2005 | D.G. Miller Oil & Gas, L.P. | Los Ojuelos Mineral Trust #1 | 11,900 | 47938548 |
| 600695 | May 16, 2005 | May 16, 2005 | Killam Oil Co., Ltd. | Killam-Hurd-Bruni "117" #1 | 4,500 | 47939118 |
| 600637 | May 13, 2005 | May 13, 2005 | Ricochet Energy, Inc. | Hubberd "B" #8 | 9,000 | 47939117 |
| 600636 | May 13, 2005 | May 13, 2005 | Lewis Petro Properties, Inc. | Rettig, Mabel 2292 "A" #44 | 8,000 | 47939116 |
| 600552 | May 11, 2005 | May 11, 2005 | Calpine Natural Gas L.P. | Lilia Bruni #5 | 10,392 | 47932871 |
| 600518 | May 11, 2005 | May 11, 2005 | Jetta Operating Company, Inc. | Frost Trust -17- #2 | 4,700 | 47939115 |
| 600419 | May 10, 2005 | May 10, 2005 | EOG Resources, Inc. | Khe Fee #7 | 7,700 | 47939113 |
| 600188 | May 5, 2005 | May 5, 2005 | Killam Oil Co., Ltd. | Killam & Hurd Fee 2023 #6 | 8,500 | 47939112 |
| 600176 | May 5, 2005 | May 5, 2005 | Blackbrush O & G, Inc. | Petty Ranch #1320 | 5,600 | 47939111 |
| 600194 | May 4, 2005 | May 4, 2005 | Barrett Brothers Oil & Gas, Inc. | Las Raices #1 | 7,200 | 47939110 |
| 600126 | May 4, 2005 | May 4, 2005 | Lewis Petro Properties, Inc. | Booth, W.V. Jr. 2292 #11HH | 10,200 | 47939109 |
| 600064 | May 4, 2005 | May 4, 2005 | Conocophillips Company | Carr #143 | 9,270 | 47939105 |
| 600112 | May 3, 2005 | May 3, 2005 | EOG Resources, Inc. | Khe Fee #5 | 7,700 | 47939107 |
| 600111 | May 3, 2005 | May 3, 2005 | EOG Resources, Inc. | Khe Fee #6 | 7,700 | 47939108 |
| 600110 | May 3, 2005 | May 3, 2005 | EOG Resources, Inc. | Khe "A" #5 | 7,700 | 47939106 |
| 600026 | May 2, 2005 | May 2, 2005 | Devon Energy Production Co, L.P. | Vaquillas #1 | 11,000 | 47939104 |
| 561282 | May 2, 2005 | May 2, 2005 | Lewis Petro Properties, Inc. | Galvan Ranch 2182 #5 | 6,800 | 47939102 |
| 561291 | Apr 29, 2005 | Apr 29, 2005 | EOG Resources, Inc. | Khe "A" #4 | 12,100 | 47939103 |
| 561283 | Apr 29, 2005 | Apr 29, 2005 | Lewis Petro Properties, Inc. | Gonzalez 2292 #10 | 7,200 | 47939101 |
| 561148 | Apr 27, 2005 | Apr 27, 2005 | J & R Contractors | Leyendecker, M. M. SWD #1 | 6,000 | 47930774 |
| 561082 | Apr 26, 2005 | Apr 26, 2005 | Killam Oil Co., Ltd. | Killam & Hurd Fee Porcion 17 #1 | 8,500 | 47939100 |
| 561056 | Apr 26, 2005 | Apr 26, 2005 | Opex Energy, LLC | Culpepper #7 | 8,500 | 47935443 |
| 560567 | Apr 26, 2005 | Apr 26, 2005 | Conocophillips Company | BMT A #22 | 11,250 | 47938521 |
| 558893Amendment | Apr 26, 2005 | Apr 26, 2005 | Kebo Oil & Gas, Inc. | Rodriguez, Don Louis #1 | 7,000 | 47939059 |
| 561020 | Apr 25, 2005 | Apr 25, 2005 | Huber Energy L.P. | Brask #17 | 6,000 | 47939099 |
| 561010 | Apr 25, 2005 | Apr 25, 2005 | Lewis Petro Properties, Inc. | Owen 1136 #1 | 8,000 | 47939098 |
| 560990 | Apr 22, 2005 | Apr 22, 2005 | Thorp Petroleum Corporation | Villareal #4 | 13,500 | 47939096 |
| 560990Amendment | Apr 22, 2005 | Apr 22, 2005 | Thorp Petroleum Corporation | Villareal #4 | 13,500 | 47939096 |
| 560989 | Apr 22, 2005 | Apr 22, 2005 | Thorp Petroleum Corporation | Mountain Townsite Company #1 | 13,500 | 47939097 |
| 560985 | Apr 22, 2005 | Apr 22, 2005 | Huber Energy L.P. | Briscoe E #257 | 6,000 | 47939095 |
| 560896 | Apr 21, 2005 | Apr 21, 2005 | Ricochet Energy, Inc. | Hubberd "B" #7 | 9,000 | 47939094 |
| 560775 | Apr 21, 2005 | Apr 21, 2005 | Conocophillips Company | Benavides, Rosa V. A3 #97 | 9,037 | 47939093 |
| 560810 | Apr 20, 2005 | Apr 20, 2005 | Lewis Petro Properties, Inc. | Beasley Welhausen State 104 #49 | 7,200 | 47939092 |
| 560809 | Apr 20, 2005 | Apr 20, 2005 | Lewis Petro Properties, Inc. | Owen-Briscoe 1723 #2 | 7,800 | 47939091 |
| 560766 | Apr 19, 2005 | Apr 19, 2005 | Huber Energy L.P. | Briscoe J #57 | 6,000 | 47939089 |
| 560764 | Apr 19, 2005 | Apr 19, 2005 | Huber Energy L.P. | Briscoe J #47 | 6,000 | 47939088 |
| 560763 | Apr 19, 2005 | Apr 19, 2005 | Huber Energy L.P. | Briscoe E #229 | 6,000 | 47939087 |
| 560762 | Apr 19, 2005 | Apr 19, 2005 | Huber Energy L.P. | Briscoe E #277 | 6,000 | 47939086 |
| 560758 | Apr 19, 2005 | Apr 19, 2005 | EOG Resources, Inc. | Khe "E" Fee #4 | 7,500 | 47939090 |
| 560524 | Apr 15, 2005 | Apr 15, 2005 | Calpine Natural Gas L.P. | Bruni-Summers #13 | 9,286 | 47936979 |
| 560514 | Apr 15, 2005 | Apr 15, 2005 | Conocophillips Company | B.M.T. #188 | 11,750 | 47939085 |
| 560438 | Apr 15, 2005 | Apr 15, 2005 | Blackbrush O & G, Inc. | Petty Ranch #434 | 5,850 | 47933244 |
| 560453 | Apr 14, 2005 | Apr 14, 2005 | Houston Exploration Company, The | Alexander, Charles #55 | 9,500 | 47939084 |
| 560329 | Apr 14, 2005 | Apr 14, 2005 | Conocophillips Company | B.M.T. C #7 | 10,850 | 47939081 |
| 560414 | Apr 13, 2005 | Apr 13, 2005 | EOG Resources, Inc. | Dulaney-Bruni #3 | 13,500 | 47939083 |
| 560345 | Apr 12, 2005 | Apr 12, 2005 | Virtex Petroleum Company, Inc. | Stokes-Miller G.U. #1 | 7,800 | 47939082 |
| 560207 | Apr 12, 2005 | Apr 12, 2005 | Houston Exploration Company, The | Ramirez-Malakoff #3 | 8,300 | 47939079 |
| 560287 | Apr 11, 2005 | Apr 11, 2005 | Huber Energy L.P. | Briscoe E #238 | 6,000 | 47939080 |
| 560208 | Apr 11, 2005 | Apr 11, 2005 | Houston Exploration Company, The | Alexander, Charles #56 | 9,600 | 47939078 |
| 560120 | Apr 7, 2005 | Apr 7, 2005 | EOG Resources, Inc. | Khe "a M" #1 | 7,500 | 47939077 |
| 560108 | Apr 7, 2005 | Apr 7, 2005 | Lewis Petro Properties, Inc. | Webb County School Land 1384 #12 | 7,800 | 47939076 |
| 560100 | Apr 7, 2005 | Apr 7, 2005 | Carrizo Oil & Gas, Inc. | Briscoe N #2 | 9,500 | 47939075 |
| 560060 | Apr 6, 2005 | Apr 6, 2005 | Lewis Petro Properties, Inc. | Beasley Welhausen State 105 #39 | 7,200 | 47939074 |
| 559818 | Apr 4, 2005 | Apr 4, 2005 | Conocophillips Company | Vergara Rayzor 1676 GU #1 | 11,150 | 47939073 |
| 559794 | Mar 31, 2005 | Mar 31, 2005 | Thorp Petroleum Corporation | Villareal #3 | 13,500 | 47939072 |
| 559709 | Mar 30, 2005 | Mar 30, 2005 | Denali Oil & Gas Management, LLC | Callaghan #43 | 6,000 | 47931181 |
| 558710Amendment | Mar 30, 2005 | Mar 30, 2005 | Conocophillips Company | Vaquillas Ranch Co. S.G.U. #15 | 10,700 | 47939054 |