Douglasmotorcycles.net
Reference => Photo Guide to Douglas Motorcycles by Model => 1935-1938 Models 5Y2, 500, 600, 600 Aero, DC/38 => Topic started by: Dave on 28 Aug 2009 at 20:31
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Photos courtesy of Dolberg
(https://www.douglasmotorcycles.net/aa-files/images/dolberg/2009/douglas-aero-750.jpg)
(https://www.douglasmotorcycles.net/aa-files/images/dolberg/2009/douglas-aero-cu-750.jpg)