Western Electric type 121-A ballast tube
name: label: maker
content: Western Electric
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323030
label: catalog number
content: 323030
label: accession number
content: 250988
objectType: label: Object Name
content: Ballast
label: Object Name
content: resistance
label: Object Type
content: ballast
label: Other Terms
content: Ballast; Resistance
physicalDescription: label: Measurements
content: overall: 3 7/8 in x 1 3/8 in; 9.8425 cm x 3.4925 cm