Original heater trade vintage catalog for BADENHAUSEN CORPORATION, was located in Cornwell Heights, Bucks Co, (Philadelphia), PA. Manufacturers of Steam Power Plant Equipment, Boilers, Superheaters, Water Pre-heaters, Air Preheater and Steel-Clad Settings. Phillips Badenhausen, President. Disbound from a large 1931 industrial heating catalog, this unique old one page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro industrial equipment library. Slight damp stain on outer edge.