Wireless Specialty rotary spark gap.
name: label: maker
content: Wireless Specialty Apparatus Co.
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Boston
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Princeton University, Department of Physics, thru Frank Shoemaker
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.330580
label: catalog number
content: 330580
label: accession number
content: 299612
objectType: label: Object Name
content: Spark Gap, Rotary
label: Object Name
content: spark gap
physicalDescription: label: Measurements
content: overall: 12 in x 12 in; 30.48 cm x 30.48 cm