Original metal trade vintage catalog for FANSTEEL PRODUCTS COMPANY, INC. office, plant and laboratory was located in North Chicago, IL. Manufacturers of Rare Metals including Tantalum, Tungsten, Columbium, Molybdenum, Ramet for Tools, dies, wearing surfaces. Wet Chlorine and Similar Corrosives have No Effect. Plant Scale Applications, Battery Chargers and DC Power Units. Unbound from a large 1931 engineering catalog, this unique old one page technical brochure would display beautifully matted and framed. A fantastic addition to your retro metal library. Slight damp stain on outer edge.