Aerial projectile designed to serve as both bomb and torpedo

Title (Dublin Core): Aerial projectile designed to serve as both bomb and torpedo
Subject (Dublin Core): en Technology; en Airplanes and Zeppelins; en Missiles and Rockets
Article Title and/or Image Caption (Dublin Core): Air Bomb Becomes Four Torpedos
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War II
Date Issued (Dublin Core): 1939-08
Is Part Of (Dublin Core): Popular Science Monthly, v. 135, n. 2, 1939
pages (Bibliographic Ontology): 44
Rights (Dublin Core): Public domain (Google digitized)
Source (Dublin Core): Goolge Books
References (Dublin Core): Connecticut
Archived by (Dublin Core): Davide Donà; Marco Bortolami (editor)
Spatial Coverage (Dublin Core): United States of America