This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421953155000 Top Depth: 4700 Ft. Bottom Depth: 7560 Ft. lease_name: HART, JACK #1-128 reservoir_name: N/A operator_name: ZINKE & TRUMBO INC log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Hansford