Original wall trade vintage catalog for KEYSTONE STEEL & WIRE COMPANY. Main office was located in Peoria, IL. Manufacurers of KeyMesh, KeyCorner and KeyBead. Products include Keymesh for plaster walls & ceilings, Keybead for outside corners and Keycorner for inside corners, joints & ceiling-wall junctures. Numerous images, illustrations and specifications provided. Column fire-proofing with Keymesh and Keybead. Unbound from a large 1954 architectural catalog, this unique old four page technical specifications brochure would display wonderful matted and framed. Nice cover graphics. A terrific addition to your retro wall construction library. Pages are detached and may contain a small amount of residual glue on edge.