Original industrial trade vintage catalog for PLATT IRON WORKS, main office was located in Dayton, OH. Manufacturers of Smith-Vaile Steam, Power Pumps, Centrifugal Double Suction. Triplex Power and Direct Acting. Belted, motor driven, piston packed pot valve and outside end packet turret. 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.