From A to Z: Circa 1914 4 HP Van Duzen, Roys Co.
Company: Van Duzen, Roys Co., Columbus, Ohio
Year: Circa 1914
Serial number: 109752
Ignition: Igniter and Wizard friction drive magneto
Additional info: Incorporated in 1914, Van Duzen, Roys Co. guaranteed its engines for five years, although the company itself appears to have existed for less than that time.
Westminster, MD 21158