Artist's depiction of a Sterkenburg C3 car, designed by John Tjaarda. Typed on back: "No.: MS6/207 - folder 49. Subject: Sterkenburg automobile. Collection: MS6/ John Tjaarda Collection. Date: c.1925-1930. Location: [blank]. Photographer: [blank]. Source: [blank]. I.D.: Design concept for Model C3 design, rear engine car."
