Cipher-writing machine

Title (Dublin Core): Cipher-writing machine
Subject (Dublin Core): en Technology; en Communication
Article Title and/or Image Caption (Dublin Core): Caption: "This cipher typewriter was made for one of the Allied governments now at war: the disk which determines the cipher and also deciphers the message on receipt is placed on the top plate between the ribbon spools".; Article title: Cipher-writing machine to guard secrets
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War I
Date Issued (Dublin Core): 1917-03
Is Part Of (Dublin Core): Popolar Mechanics, v. 27, n. 3, 1917
pages (Bibliographic Ontology): 322
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Google Books
References (Dublin Core): Allies of the First World War
Archived by (Dublin Core): Iacopo Tonon; Davide Donà (supervisor)