0403

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/403
Date 11 March 1942
Government Department Government Code and Cypher School
File Accession Date 1993
Document Title Date
i Front Cover 11 March 1942 Download PDF (235 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 11 March 1942 Download PDF (786 KB)
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