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Richard, J.
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Richard, J.
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Richard, J.
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Description by Richard J. Hayes of cipher message burnt by Hermann Goertz in the grate of his ce...
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Notes on cipher texts in Goertz system,
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Richard J. Hayes Papers,
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Chronology (Goertz file),
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Era: 1890-1947
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Subject
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Cryptographers
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Cryptography
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Foreign relations
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Secret service
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World War, 1939-1945
Author
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Hayes, Richard J., 1902-1976
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Richard J. Hayes Papers, 1902-1976.
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English
Era
1890-1947
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1939-1945
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Germany
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Ireland
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