This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424233157000 Top Depth: 4424 Ft. Bottom Depth: 12006 Ft. lease_name: ECHARD HEIRS #1 reservoir_name: OVERTON (COTTON VALLEY SAND) operator_name: WILL DRILL PROD CO log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Smith