A single-blade variable-pitch propeller

Title (Dublin Core): A single-blade variable-pitch propeller
Subject (Dublin Core): en Technology; en Airplanes and Zeppelins
Article Title and/or Image Caption (Dublin Core): The Scientific American Digest, A Single-Blade Variable-Pitch Propeller
Contributor (Dublin Core): Alexander Klemin (autor)
Language (Dublin Core): ENG
Temporal Coverage (Dublin Core): interwar period
Date Issued (Dublin Core): 1937-11
Is Part Of (Dublin Core): Scientific America, v. 157, n. 5, 1937
pages (Bibliographic Ontology): 309
Rights (Dublin Core): Public Domain
Archived by (Dublin Core): Lara Azzolini