continuously variable inductor
date: label: date made
content: 1917
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 the United States Bureau of Standards, Dept. of Commerce
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.313572
label: catalog number
content: 313572
label: accession number
content: 188571
label: collector/donor number
content: R-2203
objectType: label: Object Name
content: Inductance, Variable
label: Object Name
content: inductance
label: Other Terms
content: Inductance, Variable; Components; Radio and Television; Radio and Television
physicalDescription: label: Measurements
content: overall: 5 1/4 in x 8 1/2 in x 14 1/2 in; 13.335 cm x 21.59 cm x 36.83 cm