radio spark gap
date: label: date made
content: c. 1915
label: date made
content: ca 1915
notes: label: Description (Brief)
content: No extant maker's markings. Standard spark gap with 3/4" diameter electrodes on push-pull shafts. Gap spacing is adjustable. Marble base.
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.321296
label: catalog number
content: 321296
label: accession number
content: 241556
objectType: label: Object Name
content: spark gap
physicalDescription: label: Measurements
content: overall: 3 in x 6 in x 2 1/8 in; 7.62 cm x 15.24 cm x 5.3975 cm