Light bulb
Category
Glass
Date
1920 - 1929
Materials
Glass, Tungsten, Dumet
Measurements
51 mm (Diameter); 102 mm (Length)
Order this imageCollection
Cragside, Northumberland
NT 1986388
Summary
A Royal Ediswan light bulb made from glass with a tungsten filament and a bayonet fitting type. Manufactured by Edison and Swan Electric Light Company.