Ediswan light bulb with screw cap

Made:
circa 1912 in England
SMG00247840

SMG00247840
Science Museum Group
© The Board of Trustees of the Science Musuem

Edison & Swan United Electric Light Co. Ltd Ediswan light bulb with screw cap, c. 1912

Details

Category:
Lighting
Object Number:
Y7000.1511
Measurements:
100 mm 55 mm,
type:
incandescent electric lamp with carbon filament