Original plumbing trade vintage catalog for ROBINSON CLAY PRODUCT COMPANY. Main office was located in Akron, OH. Manufacturers of Vitrifed Clay. Products include Skip-pipe and Staminite Pipe, Vitrified Clay Pipe, Lap-Lok Wall Coping, Flue Lining Terrace Tile and Industrial Pipe featured. Wedge-Lock pipe snaps together in seconds to form a perfect, permanent joint. Dimensions chart supplied. Unbound from a large 1956 architectural catalog, this unique old four page technical brochure would display beautifully matted and framed. Nice graphics. A fantastic addition to your retro plumbing collection. Pages are detached and may contain a small amount of residual glue on edge.