The Hafner A.R. III Gyroplane (British)
Description:
Circular describing the Hafner A.R.III gyroplane, which is a single-seater with a Pobjoy Niagara III engine. Details of the rotor blades, controls, rotor, and climbing properties are provided.
Date:
April 1937
Item Type:
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Report
Partner:
UNT Libraries Government Documents Department