This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 420513359100 Top Depth: 6600 Ft. Bottom Depth: 10785 Ft. lease_name: COLLINS, SALLIE UNIT #1 reservoir_name: AUSTIN CHALK operator_name: WILLIAMS, CLAYTON ENERGY INC log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Burleson