1. c/o Cryptologia, Department of Mathematics, United States Military Academy, West Point NY 10996 USA, rerskine@clara.co.uk;2. c/o Cryptologia, Department of Mathematics, United States Military Academy, West Point NY 10996 USA
Abstract:
Biography of Brigadier John Tiltman, who worked as a cryptologist for the British and American governments from 1920 to 1980.