2-arm radio signal detector on marble base
notes: label: Description (Brief)
content: 2-arm radio signal detector, marble base, crystal holder contains 4 crystals, contact is another crystal rather than a cat's whisker, wood handle.
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.241556.210
label: accession number
content: 241556
label: catalog number
content: 241556.210
objectType: label: Object Name
content: crystal detector
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 1 1/2 in x 4 7/8 in; 6.985 cm x 3.81 cm x 12.3825 cm