Auxiliary Hand Key

Description (Brief)
Until recently, “wireless” meant radio and operators used keys to send radio messages via Morse code. This telegraph key was designed and built by the US Navy for sending wireless messages from ships.
Currently not on view
Object Name
telegraph key
Boston Navy Yard. Machinery Division
Physical Description
brass (overall material)
copper (overall material)
steel (overall material)
bakelite (overall material)
overall: 3 in x 2 1/2 in x 8 1/2 in; 7.62 cm x 6.35 cm x 21.59 cm
ID Number
catalog number
accession number
See more items in
Work and Industry: Electricity
Telegraph Keys
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
from Franklin Wingard
Additional Media

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