Light bulb
Category
Scientific instruments
Date
Unknown
Materials
Glass, Metal alloy
Collection
Cragside, Northumberland
NT 1231137
Summary
Glass lamp or light bulb ending in a point containing spiral filament.
Provenance
Armstrong collection. Transferred by the Treasury to The National Trust in 1977 via the National Land Fund, aided by 3rd Baron Armstrong of Bamburgh and Cragside (1919 - 1987).