A Starr Piano Company Wood and Copper Aircraft Propeller, Richmond, Indiana, circa 1916 Marks: Starr, RICHMOND, INDIANA 96-1/2 x 9 x 5 inches (245.1 x 22.9 x 12.7 cm) The World War I era fixed-pitch, two-blade propeller of laminated hardwoods with copper-cladding to tips, mounted to a 18" X 5" aluminum plate. This propeller was manufactured by U. S. Government contractor Starr Piano Company to meet the demand for war materials. HID03101062020 © 2020 Heritage Auctions | All Rights Reserved