TY  - BOOK
AU  - Enever,Ted
TI  - Britain's best kept secret: Ultra's base at Bletchley Park 
SN  - 0750906316
AV  - D810.C88 En3
PY  - 1994///
CY  - Stroud
PB  - A. Sutton
KW  - Government Communications Headquarters
KW  - World War, 1939-1945
KW  - Cryptography
KW  - Secret service
KW  - Great Britain
KW  - Electronic intelligence
KW  - Personal narratives, British
KW  - Guerre mondiale, 1939-1945
KW  - Cryptographie
KW  - Service secret
KW  - Grande-Bretagne
KW  - Renseignement �electronique
KW  - R�ecits personnels britanniques
KW  - fast
KW  - Dechiffrierung
KW  - gnd
KW  - Enigma
KW  - Chiffriermaschine
KW  - Ultra
KW  - Funkaufkl�arung
KW  - Bletchley Park (Buckinghamshire, England)
KW  - History
KW  - Bletchley Park
KW  - Bletchley
KW  - swd
KW  - World War 2
KW  - Intelligence operations
KW  - Personal narratives
KW  - British
ER  -