Original oil and gas trade magazine vintage ad for WALWORTH COMPANY of New York City, NY. Walworth-Grove-Aloyco. New Sales Division. Walworth leader in valves, Grove first in Seal-O-Ring gate valves, and Aloyco quality pacesetter in stainless valves, combine their experiences, production facilities and service specialists into a totally integrated division. Never before such selection, any material, service, any size. For Refinery, Pulp and Paper, Chemical Processing, Construction, Power, Aerospace, Marine and Pipeline industries. This unique 1962 four-page gatefold petroleum equipment industry magazine advertisement would display fabulous matted and framed.