Light bulb
Philips
Category
Glass
Date
1920 - 1939
Materials
Glass, Tungsten
Measurements
44 mm (Diameter); 92 mm (Length)
Place of origin
Netherlands
Order this imageCollection
Cragside, Northumberland
NT 1985990
Summary
A blue indicator lamp light bulb made from glass with a tungsten filament. Manufactured by Philips.
Makers and roles
Philips, maker