Stearns duplex telegraph set

Stearns duplex telegraph set

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Currently not on view
Object Name
telegraph set
date made
ca 1880
Stearns, Joseph Barker
J. H. Bunnell & Co.
Western Electric
Continental Rubber Works
L. E. Waterman Company
E. H. Sargent & Co.
overall: 7 1/2 in x 28 1/2 in x 11 in; 19.05 cm x 72.39 cm x 27.94 cm
original base plate: 1 3/4 in x 27 in x 9 1/2 in; 4.445 cm x 68.58 cm x 24.13 cm
key: 2 in x 3 1/4 in x 8 in; 5.08 cm x 8.255 cm x 20.32 cm
transmitter: 5 in x 9 in x 5 in; 12.7 cm x 22.86 cm x 12.7 cm
differential relay: 4 in x 11 in x 5 1/2 in; 10.16 cm x 27.94 cm x 13.97 cm
ID Number
accession number
catalog number
Credit Line
from Scott Williams
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Work and Industry: Electricity
Data Source
National Museum of American History
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