Joe Gentile Moonstone Books (June 2008) Carter Hydrick, "Critical Mass: How Nazi Germany Surrendered Enriched Uranium for the United States' Atomic Bomb" (2016) External links "Radio Intelligence Appreciations Concerning German U-Boat Activity in the Far East" Historic footage of surrendered German submarine U-234 under escort, and crew and passengers arriving at Portsmouth Naval Shipyard Greatest Mysteries of WWII: Hitler's Last U-Boat U-234 (720P) German Type X submarines World War II submarines of Germany Foreign relations of Nazi Germany Foreign relations of the Empire of Japan Nuclear proliferation 1943 ships Ships built in Kiel U-boats commissioned in 1944 Ships sunk as targets U-boats sunk in 1947 Maritime incidents in 1947