Title: Wolf Pack
Subjects: Submarine, Submarines (Ships), Germany, World War, 1939-1945, Germany. Kriegsmarine, Submarine forces, Naval operations, History, German Naval operations, Onderzeeërs, German, Naval Military operations, Unterseeboot, Weltkrieg (1939-1945), World War (1939-1945) fast (OCoLC)fst01180924, Tweede Wereldoorlog, World war, 1939-1945, naval operations, submarine, World war, 1939-1945, naval operations, german