Beyond top secret U /

by Montagu, Ewen, 1901-
Published 1977

Ultra in the West : the Normandy campaign of 1944-45 /

by Bennett, Ralph
Published 1979

ULTRA and the Army Air Forces in World War II : an interview with Associate Justice of the U.S. Supreme Court Lewis F. Powell, Jr /

by Powell, Lewis F., 1907-
Published 1987

The hut six story : breaking the enigma codes /

by Welchman, Gordon
Published 1982

The other Ultra /

by Lewin, Ronald
Published 1982

The American magic : codes, ciphers, and the defeat of Japan /

by Lewin, Ronald
Published 1982

Codebreakers : the inside story of Bletchley Park /

Published 1993

Seizing the enigma : the race to break the German U-boat codes, 1939-1943 /

by Kahn, David, 1930-
Published 1991

Hitler's Japanese confidant : General Oshima Hiroshi and MAGIC intelligence, 1941-1945 /

by Boyd, Carl
Published 1993

El Alamein : Ultra and the three battles /

by McKee, Alexander, 1918-
Published 1991

The American codebreakers : the U.S. role in Ultra /

by Parrish, Thomas (Thomas D.)
Published 1991

Codebreaker in the Far East /

by Stripp, Alan, 1924-
Published 1989

MacArthur's ULTRA : codebreaking and the war against Japan, 1942-1945 /

by Drea, Edward J., 1944-
Published 1992

Marching orders : the untold story of World War II /

by Lee, Bruce
Published 1995

Decoding history : the battle of the Atlantic and Ultra.

by Gardner, W. J. R.
Published 1999

Codebreakers : Arne Beurling and the Swedish crypto program during World War II /

by Beckman, Bengt
Published 2002

Enigma : the battle for the code /

by Sebag-Montefiore, Hugh
Published 2001

Churchill's secret war : diplomatic decrypts, the Foreign Office and Turkey, 1942-44 /

by Denniston, Robin
Published 1997

The Hut Six story : breaking the Enigma codes /

by Welchman, Gordon
Published 1984

Origins of the Pacific War and the importance of 'magic' /

by Komatsu, Keiichiro
Published 1998