American industrialist (1868–1938) who organized the Firestone Tire & Rubber Company in 1900. He later became a close associate of Henry Ford and the main supplier of tires for Ford’s automobiles. Vintage ink signature, “Harvey S. Firestone, July 8, 1929,” on a pale green 5.5 x 2.25 slip with embossed “HSF” monogram. Matted with two images and an engraved plaque to an overall size of 15.75 x 10.75. Faint toning and a touch of mild soiling to left half of slip, otherwise fine condition. R&R COA.