experimental photoelectric cell
notes: label: Description (Brief)
content: No obvious marking. No base, two uninsulated leads, hole in stem press but no exhaust tube, T-shaped envelope, with disc type photocell reflector and ring electrode inside.
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.322541
label: catalog number
content: 322541
label: accession number
content: 241556
objectType: label: Object Name
content: electron tube
label: Object Name
content: photocell
label: Object Name
content: photoelectric cell
physicalDescription: label: Measurements
content: overall: 1 5/8 in x 3/4 in; 4.1275 cm x 1.905 cm