Carbon filament light bulb with pale blue glass
circa 1888
Carbon filament light bulb
circa 1912
Single loop carbon filament lamp with bayonet cap
circa 1895
Four loop carbon filament lamp
circa 1912
light bulb
circa 1900
Single loop projector lamp
Decorative carbon-filament light bulb with red glass envelope
circa 1900
light bulb
circa 1910
Cosmos light bulb
circa 1922
'Dowsing' heater bulb
circa 1917
carbon filament light bulb
circa 1903
25-110 carbon filament bulb
circa 1907
lamp with opal reflector
circa 1905
Double filament frosted lamp
1938
carbon filament light bulb
circa 1903
carbon filament bayonet cap projector lamp
circa 1905
bulb for electric fire
circa 1930
Capella carbon filament light bulb
circa 1930
Cosmos 250-8-A light bulb
circa 1937
carbon filament light bulbs
circa 1912
Ediswan 65-8-A bayonet cap projector lamp
circa 1921
Christmas carbon filament lamp in shape of a lantern
circa 1900
J Collier & Co four turn carbon filament light bulb
circa 1896
carbon filament light bulb
circa 1920
Cosmos 230-8 carbon filament light bulb
circa 1922
Candle-shaped light bulb
circa 1910
Cosmos light bulb
circa 1928
Cosmos light bulb
circa 1922
Swan United Electric Light Co.cabron filament lamp without cap
circa 1887
Robertson screw cap bulb
circa 1935
light bulb
1898
Incandescent electric lamp with carbon filament
1885
incandescent electric lamp with carbon filament
circa 1910
incandescent electric lamp with carbon filament
circa 1910
Three loop carbon filament bulb
circa 1940
Decorative spiral pattern candle-style lamp with houseshoe filament and bayonet cap
Double screw cap carbon filament bulb
circa 1900
Ediswan carbon filament projector lamp
circa 1939
Ediswan carbon filament light bulb
circa 1919
Cosmos light bulbs
circa 1922
carbon filament bulbs
circa 1932
Set of seven different coloured Royal Ediswan decorative light bulbs by Edison Swan Electric Co Ltd
circa 1918
Ediswan carbon filament light bulb
1895
Bayonet cap projector lamp
circa 1891
radiator lamps
circa 1933
light bulb, with orange coating on glass
1885
Cosmos light bulb
circa 1922
light bulb
circa 1900
Ediswan light bulb with screw cap
circa 1912