TY - BOOK AU - COPELAND B.Jack (editor) TI - Colossus: the secrets of Bletchley Park's code-breaking computers SN - 9780199578146 (pbk.) : PY - 2010/// CY - Oxford PB - Oxford University Press KW - COMPUTERS KW - GREAT BRITAIN KW - HISTORY KW - CRYTOGRAPHY KW - SECOND WORLD WAR KW - CODE BREAKING N1 - Includes bibliographical references and index N2 - With an introductory essay on cryptography and the history of code-breaking by Simon Singh, this book reveals the workings of Colossus and the extraordinary staff at Bletchley Park through personal accounts by those who lived and worked with the computer ER -