This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424013285400 Top Depth: 1030 Ft. Bottom Depth: 10756 Ft. lease_name: PRITCHARD, T. ET AL UNIT #4 reservoir_name: OAK HILL (COTTON VALLEY) operator_name: SAMSON LONE STAR LP log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Rusk