In August of '28, Harley-Davidson introduced the 1929 "D" model for the sale price of 290.00 USD , the fi… | Harley davidson history, Harley davidson, Classic bikes
1929 Harley-Davidson D Twin | The Horse Back Street Choppers Magazine
Harley-Davidson Model D sidecar (1929) | Thomas T. | Flickr
The Bike That Helped Save HD From The Great Depression: The Harley-Davidson Model D