This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 423073113100 Top Depth: 200 Ft. Bottom Depth: 1733 Ft. lease_name: MARKS operator_name: SHILOH RESEARCH INC. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: McCulloch