Invisible rays

Title (Dublin Core): Invisible rays
Subject (Dublin Core): en Technology; en Other
Article Title and/or Image Caption (Dublin Core): Invisible rays - Make war maps, charts, instruments visible
Contributor (Dublin Core): E. W. Beggs (author)
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War II
Date Issued (Dublin Core): 1943-01-01
Is Part Of (Dublin Core): Scientific American, v. 168, n. 1, 1943
pages (Bibliographic Ontology): 28-29
Rights (Dublin Core): Public Domain
References (Dublin Core): Westinghouse lighting
Archived by (Dublin Core): Stefano Furi