Edison "loudspeaking" telephone
date: label: Date made
content: c1879
label: date made
content: ca 1879
name: label: associated person
content: Edison, Thomas Alva
label: maker
content: Edison, Thomas Alva
notes: label: Description (Brief)
content: Edison Telephone Transmitter and Receiver, on wooden base plate. Transmitter and base plate both numbered 149. The last patent date on base plate is June 15, 1878 under Edison's name. Receiver has chalk amplifier attached. "Edison Loudspeaking Telephone."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: Gift of Hilda P. Munroe
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314896
label: catalog number
content: 314896
label: serial number
content: 149
label: accession number
content: 212171
objectType: label: Object Name
content: Telephone
label: Object Name
content: wall telephone
label: Other Terms
content: Telephone; Telephones; Wall
physicalDescription: label: Measurements
content: overall: 14 in x 10 in x 9 1/4 in; 35.56 cm x 25.4 cm x 23.495 cm