- Description (Brief)
- Telegraph keys are electrical switches used to send messages in code. The message travels as a series of electrical pulses through a wire. The exact method of operating this automatic double-current key is unknown at this time. The key may have been used in laboratory experiments at King's College in London investigating submarine telegraph signaling.
- Currently not on view
- Object Name
- telegraph key
- Physical Description
- wood (overall material)
- brass (overall material)
- overall: 2 1/8 in x 5 3/4 in x 10 5/8 in; 5.3975 cm x 14.605 cm x 26.9875 cm
- ID Number
- catalog number
- accession number
- Credit Line
- from University of London King's College, Department of Physics
- See more items in
- Work and Industry: Electricity
- Telegraph Keys
- Data Source
- National Museum of American History
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