Original electrical trade vintage catalog for AMERICAN TELEPHONE & TELEGRAPH COMPANY. Bell System, the fundamentals of built-in telephone facilities. Layout, service entrance, protectors, conduits, outlets, and phones. Providing for concealed phone wires and conveniently located outlets is easy and inexpensive for the builder. Pre-wire planning discussed. Pictured is telephone set with bell in the base, oval base hand set, and wall type telephone set. Disbound from a large 1954 architect construction materials book, this unique old eight page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro communications equipment library. Contains a small amount of residual glue on edge.