telephone carbon 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.RSN80573U23
objectType: label: Object Name
content: Transducer
label: Object Name
content: telephone component
label: Other Terms
content: Transducer; Telephones; Transmitter; Carbon
physicalDescription: label: Measurements
content: transducer: 9.2 cm x 7.5 cm; 3 5/8 in x 2 15/16 in