The secret war : spies, codes and guerrillas, 1939-45 Hastings, Max. Book - 2015 940.5485 Has Location Collection Call number Community Centre Adult 940.5485 Has Available Place Hold
Britain's best kept secret : ultra's base at Bletchley Park Enever, Ted. Book - 1994 940.548641 Ene Location Collection Call number Community Centre Adult 940.548641 Ene Available Place Hold