Beautifully engraved Certificate from the famous Stewart - Warner Corporation issued in the 1950's - 1960's. This historic document was printed by the Security Columbian Banknote Company and has an ornate border around it with a vignette of an old builds with cars from the 1920's passing by. This item is has the printed signature of the company's officers and is over 31 years old. The company manufactures electronic and electro-mechanical products (instrument panels, gauges, scoreboards and military communications equipment); lubricating systems; grease guns and pumps; and industrial balancers.