This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4205700000 lease_name: S. SAN ANTONIO BAY STATE TRACT 50 reservoir_name: Unknown operator_name: HUMBLE OIL & REFG. COMPANY log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Calhoun