Original window trade vintage catalog for NORTHROP CORPORATION. Main office and factory was located at 5022 Triggs Street, Los Angeles, CA. Manufacturers of Arcadia aluminum sliding glass windows. Northrop Architectural Systems in a new name in architecture designed to reflect the integration of 8 famous and respected building products, and the creation of a single source, specification, responsibility for quality fenestration and framing systems. Series 700 details and size selection chart is supplied. Numerous images, illustrations, product details and architect specifications are provided. Unbound from a large 1962 architectural catalog, this unique old eight page technical brochure would display wonderful matted and framed. Nice cover graphics. A fabulous addition to your retro aluminum windows library. Pages are detached and may contain a small amount of residual glue on edge.