Unspecified / ca 1860
Telegraph Register
Telegraph Register
The Smithsonian catalogs Telegraph Register as telegraph register in its Communication, telegraph records.
This telegraph register was used by the Delaware & Hudson Company’s Transportation Department on their railroad. Telegraph registers are electrically-activated printers that receive Morse code messages. The message travels as a series of electrical pulses through a wire. The pulses energize the register’s electromagnets which move a lever-arm holding a pen or stylus. A clockwork mechanism pulls a