Telephone transmitter with carbon contact
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Tufts University, Departments of Electrical Engineering and Physics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.327992
label: accession number
content: 270107
label: catalog number
content: 327992
objectType: label: Object Name
content: Transmitter
label: Object Name
content: telephone transmitter
physicalDescription: label: Measurements
content: overall: 4 3/4 in x 3 7/8 in x 4 in; 12.065 cm x 9.8425 cm x 10.16 cm