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William F. Friedman and Elizebeth S. Friedman in front of a House at Riverbank Laboratories
1917
Physical Description:
Black and White Photograph with Negative
Subjects:
Cryptology
William F. Friedman, Elizebeth S. Friedman
Riverbank Laboratories, Geneva, Illinois
Collection
Elizebeth Smith Friedman Collection, William F. Friedman PapersLocation: Vault
Holding ID: F-012