TY  - BOOK
AU  - Marks,Leo
TI  - Between silk and cyanide: a codemaker's war, 1941-1945 
SN  - 068486780X (pbk.)
PY  - 2000///
CY  - New York, NY
PB  - Simon & Schuster
KW  - Marks, Leo.
KW  - World War, 1939-1945
KW  - Cryptography
KW  - Secret service
KW  - Great Britain
KW  - Personal narratives, British
KW  - Cryptographers
KW  - Biography
N1  - Includes index; "Originally published in Great Britain in 1998 by HarperCollins Publishers"--T.p. verso
ER  -