Propellers Rotating in Opposite Directions

Title (Dublin Core): Propellers Rotating in Opposite Directions
Subject (Dublin Core): en Technology; en Airplanes and Zeppelins
Article Title and/or Image Caption (Dublin Core): Propellers Rotating in Opposite Directions
Contributor (Dublin Core): Alexander Klemin (autor), F. D. McHugh (editor)
Language (Dublin Core): ENG
Temporal Coverage (Dublin Core): interwar period
Date Issued (Dublin Core): 1938-11
Is Part Of (Dublin Core): Scientific American, v. 159, n. 5, 1938
pages (Bibliographic Ontology): 252
Rights (Dublin Core): Public Domain
References (Dublin Core): Wright Field
Archived by (Dublin Core): Lara Azzolini