Original flooring trade vintage catalog for UNIVERSAL SAFETY TREAD, INC. was located at 111 Perry Street, Lowell, MA. Manufacturers of Anti-Slip metal stairs, ramps, nosings and ladders. Safety treads, lead filled. Disbound from a large 1936 floor materials catalog, this unique old one page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro flooring construction library.