Original old petroleum trade magazine vintage ad for SIKORSKY AIRCRAFT of Stratford, CT.  S-64 Skycrane helicopter is a universal transport that will help oilmen move an almost endless variety of cargoes and conveyances.  Lifts 10 ton loads including drill pipe, mud pumps, drilling equipment, seismic rigs.  Division of United Aircraft Corporation.  This 1962 two page gatefold oil and gas industry transportation advertisement would display beautifully matted and framed.