| 514211 | Oct 5, 2001 | Oct 5, 2001 | Kerns O & G, Inc. | Petty Ranch #1121 | 5,500 | 47937962 |
| 514164 | Oct 5, 2001 | Oct 5, 2001 | Tejas Gas Pipeline, L.P. | [email protected] #534 | 300 | 47937958 |
| 514204 | Oct 4, 2001 | Oct 4, 2001 | Virtex Petroleum Company, Inc. | Briscoe "F" #201 | 5,000 | 47937961 |
| 514202 | Oct 4, 2001 | Oct 4, 2001 | Virtex Petroleum Company, Inc. | Briscoe "F" #217 | 5,000 | 47937960 |
| 514070 | Oct 4, 2001 | Oct 4, 2001 | Kerns O & G, Inc. | Gates Ranch "W" #7032 | 5,900 | 47937522 |
| 514171 | Oct 3, 2001 | Oct 3, 2001 | Michael Petroleum Corporation | Mayers #13 | 10,300 | 47937959 |
| 514144 | Oct 3, 2001 | Oct 3, 2001 | Lewis Petro Properties, Inc. | Owen #1 | 7,300 | 47937957 |
| 514013 | Oct 3, 2001 | Oct 3, 2001 | Crimson Energy Company, LC | Briscoe "E" #79 | 6,200 | 47934418 |
| 514012 | Oct 3, 2001 | Oct 3, 2001 | Crimson Energy Company, LC | Briscoe "E" #94 | 6,200 | 47937956 |
| 514012Amendment | Oct 3, 2001 | Oct 3, 2001 | Crimson Energy Company, LC | Briscoe "E" #94 | 6,200 | 47937956 |
| 514045 | Oct 1, 2001 | Oct 1, 2001 | Conoco Inc. | Hein Trust #14 | 11,900 | 47937955 |
| 513936 | Oct 1, 2001 | Oct 1, 2001 | Crimson Energy Company, LC | Briscoe "E" #108 | 6,100 | 47937952 |
| 513959 | Sep 27, 2001 | Sep 27, 2001 | EOG Resources, Inc. | Union Ranch #1 | 13,050 | 47937954 |
| 513937 | Sep 27, 2001 | Sep 27, 2001 | Crimson Energy Company, LC | Briscoe "E" #98 | 6,100 | 47937953 |
| 513954 | Sep 26, 2001 | Sep 26, 2001 | Michael Petroleum Corporation | GJM Gas Unit I #2 | 10,300 | 47937951 |
| 513954Amendment | Sep 26, 2001 | Sep 26, 2001 | Calpine Natural Gas Company | GJM Gas Unit I #2 | 10,850 | 47937951 |
| 513948 | Sep 26, 2001 | Sep 26, 2001 | EOG Resources, Inc. | Cabezon #3 | 9,800 | 47937949 |
| 513920 | Sep 26, 2001 | Sep 26, 2001 | Kerns O & G, Inc. | Petty Ranch #1417 | 5,500 | 47937950 |
| 513882 | Sep 24, 2001 | Sep 24, 2001 | Michael Petroleum Corporation | South Callaghan Ranch #180 | 7,500 | 47937948 |
| 513803 | Sep 24, 2001 | Sep 24, 2001 | Llog Exploration Offshore, Inc. | Huisache Cattle Co. #1 | 8,500 | 47937947 |
| 513719 | Sep 21, 2001 | Sep 21, 2001 | Kerns O & G, Inc. | Petty Ranch #8025 | 5,700 | 47937856 |
| 513779 | Sep 20, 2001 | Sep 20, 2001 | Michael Petroleum Corporation | GJM Gas Unit II #1 | 11,500 | 47937946 |
| 513764 | Sep 20, 2001 | Sep 20, 2001 | EOG Resources, Inc. | BMT/K&H "X" #5 | 12,000 | 47937945 |
| 513613 | Sep 14, 2001 | Sep 14, 2001 | Michael Petroleum Corporation | Gill, F. J. #15 | 10,800 | 47937944 |
| 513572 | Sep 13, 2001 | Sep 13, 2001 | EOG Resources, Inc. | BMT/K&H #1SW | 3,100 | 47937943 |
| 513557 | Sep 13, 2001 | Sep 13, 2001 | Conoco Inc. | Huisache Cattle Company #3 | 11,400 | 47937942 |
| 512627 | Sep 13, 2001 | Sep 13, 2001 | North Central Oil Corp. | Zachry, H. B. #4 | 8,000 | 47937917 |
| 513551 | Sep 12, 2001 | Sep 12, 2001 | EOG Resources, Inc. | BMT/K&H "A" #7 | 12,100 | 47937941 |
| 513551Amendment | Sep 12, 2001 | Sep 12, 2001 | EOG Resources, Inc. | BMT/K&H "A" #7 | 12,100 | 47937941 |
| 513534 | Sep 12, 2001 | Sep 12, 2001 | Rio Exploration Company | Palafox #142 | 4,000 | 47937940 |
| 513427 | Sep 7, 2001 | Sep 7, 2001 | EOG Resources, Inc. | Cabezon #2 | 12,300 | 47937938 |
| 513446 | Sep 6, 2001 | Sep 6, 2001 | Lewis Petro Properties, Inc. | Gates "N" 2182 13 #19 | 6,000 | 47937939 |
| 513407 | Sep 6, 2001 | Sep 6, 2001 | Michael Petroleum Corporation | GJM Gas Unit I #1 | 11,500 | 47937937 |
| 513381 | Sep 6, 2001 | Sep 6, 2001 | Conoco Inc. | Frost National Bank #80 | 10,000 | 47937936 |
| 513379 | Sep 6, 2001 | Sep 6, 2001 | Conoco Inc. | Tex-Mex R.R. Co. No. 599 #5 | 10,000 | 47937935 |
| 513369 | Sep 6, 2001 | Sep 6, 2001 | Conoco Inc. | Mendoza, Sara a State #1 | 10,600 | 47937934 |
| 513193 | Sep 5, 2001 | Sep 5, 2001 | Calpine Natural Gas Company | Hubberd "E" #1 | 8,750 | 47932621 |
| 513333 | Sep 4, 2001 | Sep 4, 2001 | Lewis Petro Properties, Inc. | Wcsl 1383 #L 9 | 7,475 | 47936894 |
| 513127 | Sep 4, 2001 | Sep 4, 2001 | Conoco Inc. | Kaiser State 2 #1 | 10,850 | 47937933 |
| 513201 | Aug 30, 2001 | Aug 30, 2001 | Conoco Inc. | Carr #25 | 8,300 | 47934384 |
| 513201Amendment | Aug 30, 2001 | Aug 30, 2001 | Conoco Inc. | Carr #25 | 9,705 | 47934384 |
| 513123 | Aug 29, 2001 | Aug 29, 2001 | Double Play Oil & Gas | Nicholdson #1 | 5,600 | 47937932 |
| 512886 | Aug 24, 2001 | Aug 24, 2001 | Killam Oil Co., Ltd. | McGrath #6 | 11,600 | 47937931 |
| 512903 | Aug 23, 2001 | Aug 23, 2001 | Conoco Inc. | Hubberd, William C3 #24 | 6,000 | 47936216 |
| 512903Amendment | Aug 23, 2001 | Aug 23, 2001 | Conoco Inc. | Hubberd, William C3 #24 | 9,450 | 47936216 |
| 512833 | Aug 21, 2001 | Aug 21, 2001 | Kerns O & G, Inc. | Petty Ranch #1418 | 5,500 | 47937930 |
| 512707 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #6 | 6,100 | 47937926 |
| 512707Amendment | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #6 | 6,100 | 47937926 |
| 512702 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #5 | 6,100 | 47937925 |
| 512701 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #4 | 6,100 | 47937924 |
| 512700 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #3 | 6,100 | 47937923 |
| 512699 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #2 | 6,100 | 47937922 |
| 512698 | Aug 21, 2001 | Aug 21, 2001 | Crimson Energy Company, LC | Briscoe "I" State #1 | 6,100 | 47937921 |
| 512607 | Aug 21, 2001 | Aug 21, 2001 | Conoco Inc. | Frost Trust No. 39 #1 | 12,200 | 47937929 |
| 512772 | Aug 20, 2001 | Aug 20, 2001 | Eex Operating, L.P. | Alley #14 | 12,000 | 47937928 |
| 512760 | Aug 20, 2001 | Aug 20, 2001 | EOG Resources, Inc. | BMT/K & H "E" #4 | 11,700 | 47937927 |
| 512670 | Aug 16, 2001 | Aug 16, 2001 | Michael Petroleum Corporation | Volz-Martin #3 | 11,000 | 47937920 |
| 512624 | Aug 16, 2001 | Aug 16, 2001 | Conoco Inc. | BMT #157 | 10,800 | 47937919 |
| 512620 | Aug 16, 2001 | Aug 16, 2001 | Conoco Inc. | Hubberd #39 | 11,300 | 47937918 |
| 512513 | Aug 16, 2001 | Aug 16, 2001 | Crimson Energy Company, LC | Briscoe "E" #102 | 6,100 | 47937913 |
| 512599 | Aug 15, 2001 | Aug 15, 2001 | Lewis Petro Properties, Inc. | Booth, W. V. et al 2292 #7 | 9,000 | 47937915 |
| 512569 | Aug 14, 2001 | Aug 14, 2001 | Michael Petroleum Corporation | Volz-Martin #4 | 11,500 | 47937914 |
| 512450 | Aug 13, 2001 | Aug 13, 2001 | Crimson Energy Company, LC | Briscoe 'E' #86 | 4,500 | 47934591 |
| 512612 | Aug 10, 2001 | Aug 10, 2001 | EOG Resources, Inc. | Jaral #4 | 12,950 | 47937916 |
| 512470 | Aug 10, 2001 | Aug 10, 2001 | Michael Petroleum Corporation | Rottersman #32 | 11,500 | 47937912 |
| 512470Amendment | Aug 10, 2001 | Aug 10, 2001 | Michael Petroleum Corporation | Rottersman #32 | 11,500 | 47937912 |
| 512457 | Aug 10, 2001 | Aug 10, 2001 | Double Play Oil & Gas | Nicholson Estate #1 | 9,000 | 47937911 |
| 512433 | Aug 9, 2001 | Aug 9, 2001 | Michael Petroleum Corporation | Mayers #8 | 11,500 | 47937910 |
| 512389 | Aug 9, 2001 | Aug 9, 2001 | Crimson Energy Company, LC | Briscoe "E" #105 | 6,100 | 47937908 |
| 512388 | Aug 9, 2001 | Aug 9, 2001 | Crimson Energy Company, LC | Briscoe "E" #114 | 6,100 | 47937907 |
| 512368 | Aug 9, 2001 | Aug 9, 2001 | Killam Oil Co., Ltd. | McGrath #5 | 11,600 | 47937906 |
| 512385 | Aug 8, 2001 | Aug 8, 2001 | Lewis Petro Properties, Inc. | Booth, W. V. 2292 et Al #11 | 9,000 | 47937905 |
| 512384 | Aug 8, 2001 | Aug 8, 2001 | Michael Petroleum Corporation | E. G. Ranch #1 | 9,500 | 47937904 |
| 512295 | Aug 6, 2001 | Aug 6, 2001 | Michael Petroleum Corporation | South Callaghan Ranch #179 | 7,500 | 47937903 |
| 512280 | Aug 6, 2001 | Aug 6, 2001 | Lewis Petro Properties, Inc. | Barreda 34 #9 | 9,000 | 47937902 |
| 512256 | Aug 6, 2001 | Aug 6, 2001 | Conoco Inc. | Hein Trust #16 | 11,700 | 47937901 |
| 512185 | Aug 6, 2001 | Aug 6, 2001 | Conoco Inc. | Bruni Ranch #82 | 11,900 | 47937899 |
| 512184 | Aug 6, 2001 | Aug 6, 2001 | Conoco Inc. | Bruni Ranch #89 | 11,900 | 47937898 |
| 512239 | Aug 3, 2001 | Aug 3, 2001 | Michael Petroleum Corporation | G. & F. Ramirez Gas Unit #6 | 11,000 | 47937900 |
| 512181 | Aug 2, 2001 | Aug 2, 2001 | Lewis Petro Properties, Inc. | Palafox 21F #27 | 9,000 | 47937896 |
| 512180 | Aug 2, 2001 | Aug 2, 2001 | Lewis Petro Properties, Inc. | Palafox 7E #40 | 9,000 | 47937897 |
| 512172 | Aug 2, 2001 | Aug 2, 2001 | Columbus Energy Corp. | McKendrick-Akin #3 | 9,000 | 47937895 |
| 511926 | Aug 1, 2001 | Aug 1, 2001 | Kerns O & G, Inc. | Gates Ranch "Y" #1012AT | 2,900 | 47937893 |
| 512085 | Jul 31, 2001 | Jul 31, 2001 | Lewis Petro Properties, Inc. | San Ambrosia A #1 | 4,275 | 47936164 |
| 512016 | Jul 30, 2001 | Jul 30, 2001 | Eex Operating, L.P. | Vergara 1679 #10 | 12,000 | 47937894 |
| 512016Amendment | Jul 30, 2001 | Jul 30, 2001 | Eex Operating, L.P. | Vergara 1679 #10 | 12,000 | 47937894 |
| 511965 | Jul 30, 2001 | Jul 30, 2001 | Conoco Inc. | B.M.T. A #1 | 10,600 | 47937892 |
| 511719 | Jul 30, 2001 | Jul 30, 2001 | Crimson Energy Company, LC | Briscoe "B" #2 | 6,300 | 47937889 |
| 511949 | Jul 27, 2001 | Jul 27, 2001 | Conoco Inc. | Hubberd #5 | 8,795 | 47936089 |
| 511949Amendment | Jul 27, 2001 | Jul 27, 2001 | Conoco Inc. | Hubberd #5 | 10,300 | 47936089 |
| 511906 | Jul 26, 2001 | Jul 26, 2001 | EOG Resources, Inc. | BMT/K&H "X" #4 | 12,000 | 47937891 |
| 511825 | Jul 25, 2001 | Jul 25, 2001 | Kerns O & G, Inc. | Petty Ranch #7016 | 5,500 | 47937890 |
| 511824 | Jul 24, 2001 | Jul 24, 2001 | Michael Petroleum Corporation | Martin, Sophie J. #A 8 | 11,500 | 47937887 |
| 511823 | Jul 24, 2001 | Jul 24, 2001 | Michael Petroleum Corporation | Mayers #9 | 11,500 | 47937888 |
| 511673 | Jul 20, 2001 | Jul 20, 2001 | EOG Resources, Inc. | BMT/K&H "C" #3 | 11,600 | 47937886 |
| 511593 | Jul 20, 2001 | Jul 20, 2001 | Chevron U. S. A. Inc. | Bruni Mineral Trust #B 31 | 4,600 | 47937258 |
| 511572 | Jul 18, 2001 | Jul 18, 2001 | Calpine Natural Gas Company | Lundell Ranch #10 | 12,000 | 47937885 |
| 511568 | Jul 18, 2001 | Jul 18, 2001 | Ocean Energy, Inc. | The Dinn Mineral Trusts #1 | 12,000 | 47934307 |
| 511548 | Jul 18, 2001 | Jul 18, 2001 | Conoco Inc. | B.M.T. #160 | 11,500 | 47937884 |
| 511501 | Jul 17, 2001 | Jul 17, 2001 | Conoco Inc. | Benavides, Rosa V. B #84 | 9,925 | 47937882 |