Original heating trade vintage catalog for B. F. STURTEVANT COMPANY of Hyde Park, Boston, MA. Manufacturers of Attic, propeller fan, air conditioning, motors, pressure blower and more. Disbound from a large 1942 architect construction materials book, this unique old one page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro electrical heating equipment library. Contains a small amount of residual glue on edge.