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