Original oil and gas trade magazine vintage ad for SUN SHIPBUILDING & DRY DOCK COMPANY, of Chester, PA. Potential for Oil Refineries, Chemical and Heavy Industrial Plants because fabrication of all types of equipment, machining to close tolerances, stainless integrated shop, delivery by rail, truck or inland, coastal or overseas waterway. This unique 1959 old petroleum refining process industry equipment magazine advertisement would display beautifully matted and framed.