Description: Beyond Top Secret Ultra/

Main Author:	Montagu, Ewen, 1901-
Format:	Book
Language:	English
Published:	New York: Coward, McCann & Geoghegan, 1978, c1977
Subjects:	Montagu,Ewen, > 1901- World War, 1939-1945 > Cryptography World War, 1939-1945 > Personal narratives, British World War, 1939-1945 > Secret service > Great Britain

Item Description:	First published in 1977 under title: "Beyond Top Secret U".
Physical Description:	192 p. ; 22 cm.
Bibliography:	Includes index.
ISBN:	0698108823