Correspondence between J. J. Durrack, 69 Wellington Road, Dublin, and Ministry for Defence, regarding a cipher developed by Durrack, with samples for examination.

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Bibliographic Details
Main Creator: Durrack, J. J.
Format: Manuscript
Language:English
Subjects:
World War, 1939-1945 > Secret service > Germany
World War, 1939-1945 > Secret service > Ireland
World War, 1939-1945 > Cryptography
Cryptographers > Ireland
Ireland > Foreign relations > Germany
Germany > Foreign relations > Ireland > 1939-1945
Notes:Physical description: 1 folder.
Arrangement:Sub-fond
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Correspondence between J. J. Durrack, 69 Wellington Road, Dublin, and Ministry for Defence, regarding a cipher developed by Durrack, with samples for examination.

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Bibliographic Details
In Collection: Richard J. Hayes Papers, 1902-1976.
Main Creator: Durrack, J. J.
Language:English
Extent:1 folder.
Format:Manuscript
Call Number: MS 22,984/21 (Manuscripts Reading Room)
Rights:Reproduction rights owned by the National Library of Ireland.