septagonal-frame variable inductance
notes: label: Description (Brief)
content: Septagonal-frame variable inductance with offset mount, 2 coils, green insulated wire, no extant marks.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.241556.200
label: accession number
content: 241556
label: catalog number
content: 241556.200
objectType: label: Object Name
content: variable inductance
physicalDescription: label: Measurements
content: overall: 3 3/4 in x 3 1/4 in x 4 1/2 in; 9.525 cm x 8.255 cm x 11.43 cm