Original industrial trade vintage catalog for UNIVERSAL SAFETY TREAD, INC. was located at 111 Perry Street, Lowell, MA. Manufacturers of Stair Nosings and Door Saddles. Anti-slip metal tread. Unbound from a large 1938 industrial catalog, this unique old two page technical brochure would exhibit beautifully matted and framed. A fantastic addition to your retro industrial equipment collection. Pages are detached and may contain a small amount of residual glue on edge.