Original metal trade vintage catalog for A. M. BYERS COMPANY, main office and plant was located in Pittsburgh, PA. Manufacturers of genuine wrought iron tubular and flat rolled products. Steel products. The principal characteristics, identifying markings, descriptions in detail. Unbound from a large 1936 engineering catalog, this unique old two page technical specifications brochure would display beautifully matted and framed. A fantastic addition to your retro metal library. Pages are detached and may contain a small amount of residual glue on edge.