Links to more declassified documents

Links last checked April 2021. New sources are popping up frequently.

Documents related to the Intelligence War in the European Theatre of Operations at Hyperwar. Scroll down the page.

Many declassified documents at NSA Cryptologic Histories

Documents at the Internet Archive. Many search terms possible including Enigma and Bombe

Extracts from COMMENDATIONS Received By U. S. Naval Communication Intelligence Organization Since 1 January 1942

An index to the large collection at the Naval History and Heritage Command.

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  • D-Day and Ultra

    I missed an important anniversary recently. Luckily the Nat'l Crypto Museum didn't. Read the story: D-Day and Ultra