| 1990-09-10 | 377669 | 42-479-35088 | FROST NATIONAL BANK #39 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,500 | |
| 1990-08-31 | 377462 | 42-479-35087 | MOGLIA, ALICE ET AL #1 | LOBO RESOURCES, LTD. | DRILL | 6,000 | |
| 1990-08-31 | 377450 | 42-479-35086 | SOUTH CALLAGHAN RANCH #33 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,600 | |
| 1990-08-31 | 377450 | 42-479-35086 | SOUTH CALLAGHAN RANCH #33 | MOBIL PRODUCING TX. & N.M. INC. | FLD-XFR | 9,000 | |
| 1990-08-30 | 377362 | 42-479-35085 | HUBBERD ESTATE A #6 | ENRON OIL & GAS COMPANY | DRILL | 9,650 | |
| 1990-08-29 | 377000 | 42-479-34142 | ALLEY #8 | COX OIL & GAS, INC. | RECOMP | 10,660 | |
| 1990-08-29 | 377000 | 42-479-34142 | ALLEY #8 | COX OIL & GAS, INC. | RECOMP | 10,660 | |
| 1990-08-28 | 377066 | 42-479-35084 | HIRSCH ESTATE 538 #3 | ENRON OIL & GAS COMPANY | DRILL | 9,550 | |
| 1990-08-28 | 377034 | 42-479-35081 | SOUTH CALLAGHAN RANCH #32 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 8,350 | |
| 1990-08-27 | 376398 | 42-479-35075 | LONG, ARCHIE #2 | LEWIS PETRO PROPERTIES, INC. | DRILL | 7,400 | |
| 1990-08-24 | 377113 | 42-479-35083 | HEREFORD, L.M. #41 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 9,100 | |
| 1990-08-24 | 377105 | 42-479-35082 | BRISCOE RANCH, INC. #1 | MICHAEL PETR. & HURD ENT., LTD. | DRILL | 10,000 | |
| 1990-08-23 | 377040 | 42-479-35080 | STAGGS, J. #1 | ARCO OIL & GAS CO. | DRILL | 12,000 | |
| 1990-08-23 | 376864 | 42-479-35079 | HEREFORD #35 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,300 | |
| 1990-08-15 | 376647 | 42-479-31965 | BRISCOE 1040 #1 | PINON CORPORATION | RENTR | 5,325 | |
| 1990-08-15 | 376624 | 42-479-35078 | SOUTH CALLAGHAN RANCH #31 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,000 | |
| 1990-08-14 | 376567 | 42-479-35077 | CACTUS JACK #1954 | ENRON OIL & GAS COMPANY | DRILL | 11,500 | |
| 1990-08-14 | 376567 | 42-479-35077 | CACTUS JACK #1 | ENRON OIL & GAS COMPANY | DRILL | 11,500 | |
| 1990-08-14 | 376567 | 42-479-35077 | GARNER, TULLY C. #20 | ENRON OIL & GAS COMPANY | DRILL | 9,383 | |
| 1990-08-14 | 376428 | 42-479-35076 | HACHAR, D.D. #21 | COLUMBUS ENERGY CORP. | DRILL | 7,100 | |
| 1990-08-14 | 376428 | 42-479-35076 | HACHAR, D.D. #21 | COLUMBUS ENERGY CORP. | DRILL | 6,525 | |
| 1990-08-08 | 376375 | 42-479-35074 | BARRERA-LEYENDECKER G/U 2 #2 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 9,500 | |
| 1990-08-08 | 376220 | 42-479-35072 | VAQUILLAS RANCH A 2 #74 | CONOCO INC. | DRILL | 10,500 | |
| 1990-08-07 | 376091 | 42-479-35073 | KILLAM & HURD FEE #1 | KILLAM OIL COMPANY | DRILL | 8,000 | |
| 1990-08-07 | 375238 | 42-479-35063 | BRUNI, A. M. ESTATE "B" #4 | TEXACO INC. | DRILL | 7,500 | |
| 1990-08-06 | 376222 | 42-479-35070 | MORGAN #1 | CONOCO INC. | DRILL | 12,500 | |
| 1990-08-06 | 376222 | 42-479-35070 | MORGAN #1 | CONOCO INC. | DRILL | 12,500 | |
| 1990-08-06 | 376221 | 42-479-35071 | VAQUILLAS RANCH A1 #73 | CONOCO INC. | DRILL | 11,300 | |
| 1990-07-31 | 376128 | 42-479-35069 | MCKENDRICK #7 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,500 | |
| 1990-07-31 | 375992 | 42-479-35068 | HUBBERD ESTATE A #5 | ENRON OIL & GAS COMPANY | DRILL | 10,400 | |
| 1990-07-24 | 375833 | 42-479-35067 | SOUTH CALLAGHAN RANCH #29 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 7,800 | |
| 1990-07-16 | 375601 | 42-479-35066 | HUBBERD ESTATE A #4 | ENRON OIL & GAS COMPANY | DRILL | 9,900 | |
| 1990-07-13 | 375506 | 42-479-35065 | HEREFORD #34 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,200 | |
| 1990-07-13 | 375410 | 42-479-32244 | HIRSCH ESTATE 2104 #1 | ENRON OIL & GAS COMPANY | RECOMP | 7,500 | |
| 1990-07-13 | 374293 | 42-479-35055 | BRUNI MINERAL TRUST "A" #24 | CHEVRON U. S. A. INC. | DRILL | 11,050 | |
| 1990-07-10 | 375365 | 42-479-35064 | LUNDELL #56 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1990-07-09 | 374617 | 42-479-35059 | GARNER RANCH #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 7,200 | |
| 1990-06-29 | 375047 | 42-479-35062 | LEYENDECKER #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,000 | |
| 1990-06-29 | 375047 | 42-479-35062 | LEYENDECKER #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,500 | |
| 1990-06-22 | 374606 | 42-479-35060 | LEYENDECKER-KONE #4 | LEWIS PETRO PROPERTIES, INC. | DRILL | 5,500 | |
| 1990-06-22 | 374606 | 42-479-35060 | LEYENDECKER-KONE #4 | LEWIS PETRO PROPERTIES, INC. | DRILL | 7,400 | |
| 1990-06-21 | 374681 | 42-479-35061 | LEYENDECKER-KONE #6 | LEWIS PETRO PROPERTIES, INC. | DRILL | 7,400 | |
| 1990-06-19 | 374385 | 42-479-35052 | VAQUILLAS RANCH A1 #72 | CONOCO INC. | DRILL | 11,500 | |
| 1990-06-19 | 374385 | 42-479-35052 | VAQUILLAS RANCH A-1 #72 | CONOCO INC. | DRILL | 11,500 | |
| 1990-06-18 | 374645 | 42-479-35058 | MARTIN, SOPHIE J. "B" #3 | MICHAEL PETROLEUM CORPORATION | DRILL | 9,800 | |
| 1990-06-15 | 374573 | 42-479-35057 | BRISCOE, DOLPH #1 | SOUTHERN RESOURCE COMPANY | DRILL | 7,300 | |
| 1990-06-15 | 374573 | 42-479-35057 | BRISCOE, DOLPH #1 | SOUTHERN RESOURCE COMPANY | DRILL | 7,300 | |
| 1990-06-14 | 374436 | 42-479-35054 | LECHENGER #12 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 9,800 | |
| 1990-06-13 | 374469 | 42-479-35056 | LEYENDECKER-RAMIREZ GU 1 #3 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,900 | |
| 1990-06-13 | 374469 | 42-479-35056 | LEYENDECKER-RAMIREZ GU 1 #3 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,900 | |