This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4212700000 lease_name: H.A. FITZSIMMONS ET, AL reservoir_name: Unknown operator_name: THE SHAMROCK OIL & GAS CORP. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Dimmit