Original metal trade vintage catalog for CHICAGO BRIDGE & IRON WORKS. main office and factory was located in Chicago, IL. Manufacturers of elevated steel tanks, pressure storage tanks, processing equipment and steel plate work. Used in municipal, railroad, power projects, chemical, brewery & distillery, oil refinery, wood treating, mining, pulp and paper mills. Unbound from a large 1936 engineering catalog, this unique old one page technical brochure would display beautifully matted and framed. A fantastic addition to your retro metal library.