Original insulation trade vintage catalog for MASTER METAL STRIP SERVICE, INC. Main office and factory was located in Chicago, IL. Manufacturers of Metal Weatherstrips. Products featured include Weatherstrip for Windows, Doors, Thresholds, Caulking Supplies and No-Draft Sash Balance. Numerous images, illustrations, product details and architect specifications are supplied. Unbound from a large 1941 architectural catalog, this unique old twenty-two page technical brochure would display wonderful matted and framed. Nice cover graphics. A fabulous addition to your retro window & door weatherstrip library. Pages are detached and may contain a small amount of residual glue on edge. (Catalog No. 12).