Microphonic Relay (Vertical)
date: label: date made
content: 1903-1914
name: label: inventor
content: Lauste, Eugene Augustin
label: maker
content: Lauste, Eugene Augustin
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Photographic History
creditLine: label: Credit Line
content: Bell Telephone Laboratories
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PG.4046.20
label: catalog number
content: 4046.20
label: accession number
content: 129430
objectType: label: Object Name
content: Lauste: Microphonic Relay (Vertical).
label: Object Name
content: sound recording apparatus
label: Object Name
content: sound amplification apparatus
physicalDescription: label: Physical Description
content: brass, iron magnet, cotton covered wire (overall material)
label: Physical Description
content: handmade (overall production method/technique)
label: Measurements
content: overall: 27.6 cm x 16.4 cm; 10 7/8 in x 6 7/16 in