Original industrial trade vintage catalog for THE RUST ENGINEERING COMPANY. Main office and factory was located in the Koppers Building, Pittsburgh, PA. Design Engineers and Constructors. Cement Mills, Grain Elevators, Complete Power Plants, Radial Brick and Reinforced Concrete Chimneys. 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.