<p>'It is inspirational.' ? Helen Fry, author of Women in Intelligence<br>'An important and exciting contribution to the history.' ? Clare Mulley, author of Agent Zo<br>Bletchley Park is remembered as a land of male intellectuals who were supported by a staff of women in menial roles, with figures such as Alan Turing, William Tutte and John Tiltman taking centre stage. These are the men who worked on the fearsome Enigma and Lorenz ciphering syste...