vacuum lamp

Made:
circa 1918 in England
vacuum lamp

License this image for commercial use at Science and Society Picture Library

License

Science Museum Group
© The Board of Trustees of the Science Museum

General Electric Co Ltd Osram D-50-40w vacuum lamp, c. 1918

Details

Category:
Lighting
Object Number:
Y7000.1411
Measurements:
125 mm 63 mm,
type:
incandescent electric lamp with tungsten filament