Original flooring trade vintage catalog for UVALDE ROCK ASPHALT COMPANY of San Antonio, TX. Manufacturers of Azrock Floor Covering, Superior Mastic Tile. Color samples, patterns. Disbound from a large 1938 floor materials catalog, this unique old twelve page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro flooring construction library. Pages are detached and may contain a small amount of residual glue on edge.