Grey harmonic telegraph receiver

Grey harmonic telegraph receiver

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Location
Currently not on view
Object Name
Telegraph
harmonic telegraph receiver
Other Terms
Telegraph; Telegraphy; Communications
maker
Gray, Elisha
Measurements
overall: 3 1/2 in x 8 1/2 in x 4 1/2 in; 8.89 cm x 21.59 cm x 11.43 cm
ID Number
EM.324115
catalog number
324115
accession number
253039
Credit Line
from Oberlin College, Dept. of Physics, thru David L. Anderson
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Work and Industry: Electricity
Data Source
National Museum of American History
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