Unspecified / ca 1940
Telegraph Register
Telegraph Register
The Smithsonian catalogs Telegraph Register as telegraph receiver in its Communication, telegraph records.
Made by D & H Precision Tool Company and used by Western Union, this telegraph register features two ink pens to mark the paper tape. This object shows that telegraph registers continued in use well into the 20th Century. 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