Civilian Defense carbon microphone

Civilian Defense carbon microphone

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Location
Currently not on view
Object Name
Microphone, Carbon
microphone
Other Terms
Microphone, Carbon; Audio Devices
Measurements
microphone, carbon: 16 3/4 in x 5 in x 6 in x 1 in; 42.545 cm x 12.7 cm x 15.24 cm x 2.54 cm
ID Number
EM.313222
catalog number
313222
accession number
170295
Credit Line
from Civil Defense Post 47-E-1
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Work and Industry: Electricity
Data Source
National Museum of American History
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