ca. 1911 The Peck Wheel For Electric Cars And Commercial Vehicles Peck Wheel Company Chicago, Ill 3.5″x6″ page 10
ca. 1911 The Peck Wheel A Proposition To Manufacturers, Dealers and Car Owners Peck Wheel Company Chicago, Ill 3.5″x6″ page 11
ca. 1911 The Peck Wheel Write us for Prices Peck Wheel Company Chicago, Ill 3.5″x6″ page 12