Wills Sainte Claire Auto Museum The largest collection of Wills autos anywhere in the world! Currently there are 10 Wills cars on display, from a 1922 Coupe to a 1926 7-Passenger Sedan to a 1926 Wills Roadster. The Museum also has many photographs of the factory and the community of Marysville, which C. Harold Wills called the "City of Contented Living". Original black & white ads, color ads, original literature and owners manuals, and much, much more. +1 810-388-5050 Click Here to Email MI, USA | Opening Hours Second Sunday of every month from 1-5pm. Entry Conditions $5.00 | |