0407

File Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/407
Date 12 March 1942
Government Department Government Code and Cypher School
File Accession Date 1993
Document Title Date
i Front Cover 12 March 1942 Download PDF (240 KB)
1st Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence 12 March 1942 Download PDF (550 KB)
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