Original heating trade vintage catalog for THE BUCKEYE BLOWER COMPANY. Main office and factory was located in Columbus, Ohio. Manufacturers of Industrial Thermovent Unit, Type F. A Industrial Unit Heater and Ventilator for Public Garages, service stations, storage and terminal warehouses. Disbound from a large 1931 industrial heating catalog, this unique old two page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro heating equipment library. Slight damp stain on outer edge.