This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 423293171800 Top Depth: 6290 Ft. Bottom Depth: 8305 Ft. lease_name: PRESTON SPRABERRY UNIT #3913B reservoir_name: SPRABERRY(TREND AREA) operator_name: PARKER & PARSLEY DEVEL CO log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Midland