Original industrial trade vintage catalog for PITTSBURGH PIPING & EQUIPMENT COMPANY, main office and works was located at 43rd Street and A.V.R.R, Pittsburgh, PA. Manufacturers of Valves and Specialties, Fittings of Cast Iron & Steel, Fabricated Pipe and Creased Bends. Disbound from a large 1931 industrial catalog, this unique old one page technical brochure would display beautifully matted and framed. A marvelous addition to your retro industrial equipment library. Slight damp stain on outer edge.