This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424973493200 lease_name: ROBERTSON, RENNO K. GU # 7 reservoir_name: NEWARK EAST BARNETT SHALE operator_name: DEVON ENERGY log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Wise