Title: Bletchley Park Brainteasers
Description: 1 volume ; 24 cm
Subjects: Puzzles, Great britain, history, 20th century, Government Code and Cypher School Bletchley Park, Geheimdienst, Kryptogramm, Kryptologie, Weltkrieg 1939-1945, Bletchley Park (Milton Keynes, England) -- History, England -- Milton Keynes -- Bletchley Park, Großbritannien