Original brick trade vintage catalog for RIESNER VENT BRICK CORPORATION. Main office was located at 353 East 78th Street, New York City, NY. Manufacturers of Cast aluminum, iron and bronze vent bricks used for ventilating foundations, crawl spaces, attics and hung ceiling. Type B, D, DD, 6B are shown. For brick, concrete, block and frame construction. This unique 1958 old four page technical architect brochure would make a marvelous addition to your retro engineering design library. Pages are loose and contain a tiny amount of residual glue on edge.