This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421213117200 Top Depth: 1010 Ft. Bottom Depth: 7776 Ft. lease_name: DAY, J.E. HEIRS #1 reservoir_name: NEWARK, EAST (BARNETT SHALE) operator_name: MITCHELL ENERGY CORP log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Denton