carbon telephone transducer
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80573U01
objectType: label: Object Name
content: Transducer
label: Object Name
content: telephone transducer
label: Other Terms
content: Transducer; Telephones; Transmitter; Carbon
physicalDescription: label: Measurements
content: transducer: 30 cm x 13.3 cm; 11 13/16 in x 5 1/4 in