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Title: NEMA cryptography machine type T-D, made for the Swiss Army [Go to resource]
Description: NEMA cryptography machine type T-D, made for the Swiss Army c.1945 (640 only made) This one number 192 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: Cryptography Machine Temporal: 1945-50 Source: Science Museum Creator: Zellweger A-G Identifier: 1997-669 Go to resource More Like this...
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