Original window trade vintage catalog for WARREN VENETIAN BLIND COMPANY. Main office and factory was located at 2907 East Hennepin Avenue, Minneapolis, MN. Manufacturers of Venetian Blinds, Wood Fabric Porch and Industrial Shades. Specified by leading architects, contractors and builders for industrial and industrial buildings. Unbound from a large 1938 architectural catalog, this unique old one page technical brochure would display wonderful matted and framed. Nice graphics. A fabulous addition to your retro window shades library.