Official envelope marked "Sack-Grau-Gensen code", with notes on cipher, transcripts of telephone calls from [Hans]Thomsen, German Legation, Dublin, 13 May 1941, regarding visit of Surgeon Burke to Lieutenant Grau at Curragh Camp, and copies of telegrams to the German Government, Washington.

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Bibliographic Details
Main Creator: Germany. Botschaft (Ireland)
Contributors: Hayes, Richard J., 1902-1976
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Format: Manuscript
Language:English
Subjects:
Grau, Heinz, > Lieutenant
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 item.
Arrangement:Item
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Official envelope marked "Sack-Grau-Gensen code", with notes on cipher, transcripts of telephone calls from [Hans]Thomsen, German Legation, Dublin, 13 May 1941, regarding visit of Surgeon Burke to Lieutenant Grau at Curragh Camp, and copies of telegrams to the German Government, Washington.

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Bibliographic Details
In Collection: Richard J. Hayes Papers, 1902-1976.
Main Creator: Germany. Botschaft (Ireland)
Language:English
Extent:1 item.
Format:Manuscript
Call Number: MS 22,983/18 (Manuscripts Reading Room)
Rights:Reproduction rights owned by the National Library of Ireland.
Corporate Author:Germany. Botschaft (Ireland)