Pages from the personal flight logbook of Lt. Bancroft, a U.S. Navy patrol pilot, recording PBM-5 Mariner flying boat missions flown in October 1951 from Naval Station Sangley Point in the Philippines. Patrol routes to Okinawa, the Formosa Strait, the Pescadores, and Hong Kong reflect the extensive maritime surveillance conducted by Navy patrol squadrons in the Far East during the Korean War. Project: 218133