Ediswan carbon filament light bulb
1895
carbon filament light bulbs
circa 1912
carbon filament light bulb
1885
light bulb
1898
carbon filament lamps
circa 1910
Set of seven different coloured Royal Ediswan decorative light bulbs by Edison Swan Electric Co Ltd
circa 1918
Carbon filament light bulb
circa 1912
Incandescent electric lamp with carbon filament
1885
Decorative carbon-filament light bulb with red glass envelope
circa 1900
Cosmos light bulb
circa 1922
incandescent electric lamp with carbon filament
circa 1910
light bulb
1930
Carbon filament lamp made by Swan Electric Light Co. Ltd
circa 1881
Incandescent electric lamp with 'candlestick' cap
1879
'Dowsing' heater bulb
circa 1917
Carbon filament light bulb with pale blue glass
circa 1888
incandescent electric lamp with carbon filament
circa 1910
Single loop carbon filament lamp with bayonet cap
circa 1895
Carbon filament light bulb with no cap
Four loop carbon filament lamp
circa 1912
Ediswan carbon filament light bulb
circa 1919
Ediswan light bulb with screw cap
circa 1912
25-110 carbon filament bulb
circa 1907
light bulb
circa 1910
carbon filament bayonet cap projector lamp
circa 1905
Cosmos light bulb
circa 1937
J Collier & Co four turn carbon filament light bulb
circa 1896
Candle-shaped light bulb
circa 1910
light bulb
circa 1900
light bulb, with orange coating on glass
1885
carbon heater lamp
circa 1910
light bulb
circa 1900
Cosmos light bulb
circa 1922
Ediswan radio-lite II
circa 1922
Ediswan carbon filament projector lamp
circa 1939
Christmas carbon filament lamp in shape of a lantern
circa 1900
bulb for electric fire
circa 1930
Cosmos light bulb
circa 1928
Cosmos 230-8 carbon filament light bulb
circa 1922
Capella carbon filament light bulb
circa 1930
carbon filament light bulb
circa 1903
Cosmos light bulb
circa 1922
Carbon filament light bulb
1928
Three loop carbon filament bulb
circa 1940
Decorative spiral pattern candle-style lamp with houseshoe filament and bayonet cap
carbon filament vacuum lamp
circa 1920
carbon filament vacuum lamp
circa 1932
Cosmos light bulb
circa 1922
