Machado & Roller ammeter
name: label: Maker
content: Western Union Corporation
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.331775
label: accession number
content: 294351
label: collector/donor number
content: 100-074
label: accession number
content: 294351
label: catalog number
content: 331775
label: accession number
content: 294351
objectType: label: Object Name
content: Ammeter
physicalDescription: label: Physical Description
content: wood (part: material)
label: Physical Description
content: metal (part: material)
label: Physical Description
content: glass (part: material)
label: Physical Description
content: paper (part: material)
label: Measurements
content: overall: 5 1/2 in x 7 1/4 in x 10 1/4 in; 13.97 cm x 18.415 cm x 26.035 cm