We have books going back to 1910. Some publications may be used.

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1920-1922 Shop Manual By Douglas for 3.5hp ohv sport 1920-22 3.5 hp. 72 pages.

Vehicle Manufacturer:  Douglas Bikes
Partial List of Models Covered:  3.5 Sport 3.5 Sport
Years:  1920 - 1922
ID:  21_DO20_22OHVSS
Price: $35.95

Description: 1920-1922 Shop Manual By Douglas for 3.5hp ohv sport 1920-22 3.5 hp. 72 pages.

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