General Electric 500T20P incandescent projection lamp in package
date: label: date made
content: ca 1942
name: label: maker
content: General Electric Lighting Company
notes: label: Description (Brief)
content: General Electric 500T20P incandescent projection lamp in original package. Brass prefocus base with glass insulator. C-13 tungsten filament with two glass insulators, "5BO" written on press. Tipless, T-20 envelope. Printed on top: General Electric / Projection / [logo] / 500W 120V / Burn Base Down". Package uses GE Mazda tradename.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2019.0327.09
label: accession number
content: 2019.0327
label: catalog number
content: 2019.0327.09
objectType: label: Object Name
content: incandescent lamp
physicalDescription: label: Measurements
content: package: 6 1/2 in x 3 in x 3 in; 16.51 cm x 7.62 cm x 7.62 cm
label: Measurements
content: lamp: 5 1/4 in x 2 1/2 in; 13.335 cm x 6.35 cm