How to distinguish the insigna of the air fleets of the diferent countries involved in World War I

Title (Dublin Core): How to distinguish the insigna of the air fleets of the diferent countries involved in World War I
Subject (Dublin Core): en Technology; en Other; en Airplanes and Zeppelins
Article Title and/or Image Caption (Dublin Core): How to Tell Whether They're Right
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): 68
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): Davide Donà; Marco Bortolami (editor)