Original insulation trade vintage catalog for PROTEX WEATHERSTRIP MANUFACTURING COMPANY. Main office and factory was located in Chicago, IL. Manufacturers of Metal Thresholds, Saddles, Weatherstrips, Window Guides, Kick & Push Plates, Calking and Glazing Compounds are featured. Numerous images, illustrations, product details and architect specifications are provided. Unbound from a large 1941 architectural catalog, this unique old twelve page technical brochure would display wonderful matted and framed. Very nice cover graphics. A fabulous addition to your retro weatherstrips library. Pages are detached and may contain a small amount of residual glue on edge.