Original roofing trade vintage catalog for PLASTECO, INC. Main office was located in Houston, TX. Manufacturers of square and circular dome skylights. Widely used in schools, commercial and industrial buildings, also residential construction. The skylight consists of a free floating Plexiglas dome on a Neoprene cork gasket between two sturdy metal frames. Unbound from a large 1958 architectural catalog, this unique old twelve page technical specifications brochure would display beautifully matted and framed. Nice cover graphics. A marvelous addition to your retro roofing construction library. Pages are detached and contain a small amount of residual glue on edge.