Original hardware trade vintage catalog for GRAND RAPIDS HARDWARE COMPANY. was located in Grand Rapids, MI. Manufacturers of Ven-Trol-Gear sash hardware, for all types of double-hung windows, for projecting sash of panel and ribbon window systems. Special features detailed, architects specs provided. The GR Latch is shown, details on how it works. Disbound from a large 1954 home hardware catalog, this unique old four page technical specifications brochure would display wonderfully matted and framed. Nice cover graphics. A marvelous addition to your retro hardware library. Pages are detached and may contain a small amount of residual glue on edge.