Telephone, New York Telephone Co. Exchanges.
Communications, Telephone Exchange.
[District selector frame in a dial exchange.]
[People observing telephone operators.]
[Sender frames, dial equipment.]
[General view of some of the dial equipment, Trafalgar Central Office.]
[Early types of switchboards, Old Spring Exchange.]
[New York City Telephone Exchange.]
French Line, S.S. "Paris", Pier 57 North River, Interior, Radio Room.
Ships, United Fruit Line, S.S. "Pastores".