French "Horned" radio valve
date: label: date made
content: 1917
notes: label: Description (Brief)
content: French "Horned" radio valve, inked on one side of press: "21", on the other side, "33". Three-pin skirted base with ceramic insulator, two electrode caps on top flanking the tip for connecting to the grid and the plate.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the Museum of Science and Industry (Chicago)
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.327966
label: catalog number
content: 327966
label: accession number
content: 271855
label: collector/donor number
content: 30.502
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
physicalDescription: label: Measurements
content: overall: 6 3/4 in x 3 5/8 in; 17.145 cm x 9.2075 cm