unmarked ballast tube
date: label: date made
content: ca 1920
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: ZZ.RSN79798T18
objectType: label: Object Name
content: Tube, Ballast
label: Object Name
content: ballast tube
label: Object Name
content: resistance
physicalDescription: label: Measurements
content: overall: 2 1/2 in x 3/4 in; 6.35 cm x 1.905 cm