Koss "Quadraphone" headset
date: label: date made
content: ca. 1972
name: label: maker
content: Koss Corporation
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Koss Corporation, thru John C. Koss
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.330790
label: accession number
content: 2011.0168
label: catalog number
content: 330790
objectType: label: Object Name
content: headset
physicalDescription: label: Measurements
content: overall: 8 in x 11 1/2 in x 4 in; 20.32 cm x 29.21 cm x 10.16 cm