Original oil and gas trade magazine vintage ad for THE OHIO INJECTOR COMPANY of Wadsworth, OH. Major break-through in Gate Valves, with the Pipe Mate and Pipe Pal mode of forged and cast steel, bronze, iron and ductile iron. See them at OIC booth 219 at the International Exposition. This unique 1959 old oilfield petroleum industry valve equipment magazine advertisement would display beautifully matted and framed. Great graphics. Two page gatefold advertisement.