Phelps tangent galvanometer
name: label: maker
content: Phelps
label: maker
content: Phelps, George M.
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 Western Union Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.332120
label: accession number
content: 294351
label: catalog number
content: 332120
label: collector/donor number
content: 100-687
objectType: label: Object Name
content: Galvanometer, Tangent
label: Object Name
content: galvanometer
label: Other Terms
content: Galvanometer, Tangent; Measuring Devices
physicalDescription: label: Physical Description
content: rubber (part: material)
label: Physical Description
content: metal (part: material)
label: Physical Description
content: glass (part: material)
label: Measurements
content: overall: 8 in x 7 3/4 in; 20.32 cm x 19.685 cm