Inventor and automotive magnate (1864–1950) who founded the Oldsmobile and Reo Motor Car Companies. Engraved certificate for 36 shares in the Reo Motor Car Company issued to Martha K. Rogers, 12.75 x 8.5, January 10, 1916, signed “R. E. Olds” as president. In very good condition, with large punch cancellation to “O,” vertical folds (one each through “E” and “R”), and a touch of mild soiling and handling wear. R&R COA.