Early Electric Bulb, John Rylands Library
around 1900
Edison Swan Electric Co Ltd Ro
Around 1900
Atlas 60W blue bulb
1930-1950
Mazda coiled coil lamp bulb 100W
1940-1960
light bulb
1910
Edison Swan Electric Co Ltd li
Around 1900
Mazda Electric Lightbulb
1938-1943
Doto Electric Light Bulb
1938
Eight 'pygmy' lamps
Edison Swan Electric Bulb, John Rylands Library
Around 1900
Blue Osram lamp with box
1939-1945
Light bulb made by Edison Swan Electric Co. Ltd
circa 1950
Miniature 5-amp electric lamp in brass holder
Six coloured lamps available in pink
Fineglow' 60 watt red-coloured lamp
Light bulb
around 1900
Pressed-glass "PAR-56" sealed-beam reflector lamp
Osram light bulb
1900-1910
Blown-glass reflector lamps
Pressed-glass 'PAR 38' sealed-beam reflector lamp
Traffic controllamp
Wrendal light bulb
Around 1900
Wrendal light bulb
Around 1900
Rough service lamp
Floodlight lamp
Wrendal light bulb
Around 1900
Wrendal light bulb
Around 1900
'Striplite' 60 watt lamps in 221 or 284 millimetre lengths
Wrendal light bulb
Around 1900
Bowl-silvered display lamp, 100 watt.
Projector Lamp
1945-1950
Light bulb in original packagi
Electric light bulb
Airfield lamp
Incandescent Electric Lamps
Light bulb made by British Thomson-Houston Co. Ltd
circa 1910
Light bulb
Light bulb
Light bulb
Light bulb
Light bulb
'Warmlight' 100 watt G.L.S. lamp
'Accent' 100 watt G.L.S. lamp
Light bulbs
light bulb
Light bulb
1926