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Miner's Microphone Set

Miner's Microphone Set

Usage conditions apply
Currently not on view
Object Name
Microphone Set
microphone: 3 in x 3 in x 1 5/16 in; 7.62 cm x 7.62 cm x 3.302 cm
wire: 8 in; x 20.32 cm
ID Number
catalog number
accession number
Credit Line
Mine Safety Appliances Company
See more items in
Work and Industry: Mining
Data Source
National Museum of American History
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