A new method designed to send visual messages using signals activated by a machine

Title (Dublin Core): A new method designed to send visual messages using signals activated by a machine
Subject (Dublin Core): en Technology; en Communication
Article Title and/or Image Caption (Dublin Core): Wigwagging Is Now Done by Machine
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): Interwar period
Date Issued (Dublin Core): 1919-02
Is Part Of (Dublin Core): Popular Science Monthly, v. 94, n. 2, 1919
pages (Bibliographic Ontology): 82
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Google Books
References (Dublin Core): United States Army; Morse code; United States Army Signal Corps
Archived by (Dublin Core): Davide Donà; Marco Bortolami (editor)
Spatial Coverage (Dublin Core): United States of America

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