Grey harmonic telegraph transceiver

Grey harmonic telegraph transceiver

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Location
Currently not on view
Object Name
Transmitter and Receiver, Telegraph, Harmonic
telegraph transmitter-receiver
Measurements
overall: 4 1/8 in x 3 5/8 in x 4 1/2 in; 10.4775 cm x 9.2075 cm x 11.43 cm
ID Number
EM.324264
catalog number
324264
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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