Raytheon model RK-18 vacuum tube
name: label: maker
content: Raytheon Company
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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323119
label: catalog number
content: 323119
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
physicalDescription: label: Measurements
content: overall: 8 1/2 in x 2 in; 21.59 cm x 5.08 cm