Model of Bell's "gallows frame" telephone transmitter
notes: label: Description (Brief)
content: Model of Bell's Original Telephone 1875, full size. Gallows style telephone with single flanged diaphragm set 3 cm above base, parchment membrane, string tie, cork plunger, single electromagnet on in-line mounting bracket attached to crossbar. Two wire connectors in place. Speaker hole is 2.5" ID.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from American Telephone & Telegraph Company
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.308216
label: catalog number
content: 308216
label: accession number
content: 70856
objectType: label: Object Name
content: Telephone
label: Object Name
content: gallows telephone
label: Object Name
content: experimental telephone
label: Other Terms
content: Telephone; Memorabilia; Telephony; Communications
physicalDescription: label: Measurements
content: overall: 6 5/8 in x 5 in x 7 1/2 in; 16.8275 cm x 12.7 cm x 19.05 cm