selector switch for concentration unit
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.332227
label: accession number
content: 294351
label: collector/donor number
content: 29-02
label: accession number
content: 294351
label: catalog number
content: 332227
objectType: label: Object Name
content: Switch, Selector
label: Object Name
content: telegraph switch
physicalDescription: label: Physical Description
content: wood (part: material)
label: Physical Description
content: metal (part: material)
label: Measurements
content: overall: 2 1/2 in x 7 5/8 in x 7 1/4 in; 6.35 cm x 19.3675 cm x 18.415 cm