Vintage 1929 Imperial Brass Mfg Co Welding & Cutting Hand Book, Oxy-Acetylene, Oxy-Hydrogen, Carbon Burning, Generators. 72 pages. Very good vintage condition with natural signs of age, use, and storage. Some dog-ears, but no missing or torn pages. Gives directions on how to cut and weld iron, cast iron, malleable iron, different steels, aluminum, copper, brass, bronze, and miscellaneous metals such as galvanized iron, German silver, nickel, lead, etc.