Original classroom trade vintage catalog for GRADE-AID CORPORATION. Main office and factory was located at 46 Bridge Street, Nashua, NH.  Manufacturers of Steel classroom equipment, including sink cabinets, counter storage, upright storage cabinets, bookcases, window wall storage cabinets. Series 1000, 3000, 4000, 7000, 8000 are shown. Specifications are provided. This unique 1964 old four page architectural brochure would make a marvelous addition to your retro designing library. Pages are loose and contain a small amount of residual glue on edge.