experimental diode
date: label: date made
content: ca 1908
notes: label: Description (Brief)
content: A miniature screw base with glass insulator to which is wired a single-arch filament with flat press, Siemens' seal, crimped connectors. Brass top contact to which is attached a cylindrical collector. There appears to be a tip under the top cap. G-shaped envelope. No maker's marks.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Susan Horle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314117
label: catalog number
content: 314117
label: accession number
content: 195337
objectType: label: Object Name
content: electron tube
physicalDescription: label: Measurements
content: overall: 3 in x 1 1/2 in; 7.62 cm x 3.81 cm