This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4229331703 Top Depth: 1123 Ft. Bottom Depth: 13700 Ft. lease_name: LONGENBAUGH GAS UNIT NO 1 reservoir_name: FARRAR COTTON VALLEY LIME operator_name: XTO ENERGY INC log_source_name: Unknown state_name: Texas county_name: Limestone