Original window trade vintage catalog for CURTIS COMPANIES, INC. (Service Bureau). Main office and plant was located in Clinton, IA. Manufacturers of Silentite Double Hung Windows. Products include Casement Units, Mitertite Doors, Window Trim, Storm Sash and Screens are featured. Chart of openings required for stock sizes. Numerous images, illustrations, product details and architect specifications are supplied. Unbound from a large 1941 architectural catalog, this unique old five 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.