type C-15 radio inductance coil
date: label: date made
content: ca 1920
notes: label: Description (Brief)
content: Coil C: type C-15 - 1.715mh, 321. Unit is wound with brown insulated wire on wooden frames with copper cross pieces and bakelite covers. Two other 7" diameter metal frames are used in some fashion with the specimens, possibly for mounting on a variometer.
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.321793.03
label: accession number
content: 241556
label: catalog number
content: 321793.03
objectType: label: Object Name
content: inductance
physicalDescription: label: Measurements
content: overall: 2 1/4 in x 7 in; 5.715 cm x 17.78 cm