London: Victor Gollancz Ltd, 1963. First printing. Near fine in near fine jacket.. First edition of Le Carré's masterpiece of moral ambiguity in Cold War espionage. Le Carré's third novel and his first extraordinary success, set in a post-war Germany newly divided by the Berlin Wall. As an MI6 officer assigned to Bonn and later, Hamburg, the author (born David John Moore Cornwell) published under a pseudonym by professional necessity; in 1964, his career in intelligence came to an abrupt end, and the widespread acclaim for THE SPY WHO CAME IN FROM THE COLD allowed him to become, and stay, a full time writer – one of a select few 20th century popular novelists who enjoyed as much respect and esteem from literary peers and critics as from an enthusiastic and devoted public. THE SPY... was winner of the Gold Dagger award for best crime novel and the Edgar Award for best mystery novel, from the UK and US crime and mystery writing societies respectively; the first book to be so…