This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424133188800 Top Depth: 20 Ft. Bottom Depth: 7619 Ft. lease_name: LDNGC E S MAYER JR B #7 reservoir_name: SAWYER(CANYON) operator_name: LOUIS DREYFUS NATURAL GAS CORP log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Schleicher