Buckingham type telegraph polar relay

Buckingham type telegraph polar relay

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Location
Currently not on view
Object Name
Relay, Polar
polar relay
Maker
Western Union Corporation
Physical Description
wood (part: material)
metal (part: material)
Measurements
overall: 5 1/2 in x 4 1/2 in x 8 in; 13.97 cm x 11.43 cm x 20.32 cm
ID Number
EM.331062
accession number
294351
collector/donor number
15-21
accession number
294351
catalog number
331062
Credit Line
from Western Union Corporation
See more items in
Work and Industry: Electricity
Data Source
National Museum of American History
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