Original window trade vintage catalog for THE WILLIAMS PIVOT SASH COMPANY. Main office and plant was located in Cleveland, OH. Manufacturers of Windows Equipment. Reversible Windows, Double Hung and Plank Frame Types, Pivoted and Casement Windows Equipment. Used in office buildings, hospitals, hotels and schools. Unbound from a large 1941 architectural catalog, this unique old two page technical brochure would display wonderful matted and framed. Nice graphics. A terrific addition to your retro windows library. Pages are detached and may contain a small amount of residual glue on edge.