|Top view:||Bureau of Engraving & Printing reference artwork.|
|Bottom view:||Company photo of 1922 Harley Davidson model 22J.|
Philatelic writers had initially identified the motorcycle as an Indian Chief manufactured by the Hendee Manufacturing Company who in 1923 changed their name to the Indian Motorcycle Manufacturing Company. A Gary Griffith article in Scott’s Monthly provided the above illustrations and the fact that the motorcycle is actually based on a Harley-Davidson.
Griffith, Gary, “The Motorcycle Special Delivery Stamp: It’s a Harley”, Scott Stamp Monthly, July, 2000, p. 22.