'Striplite' 60 watt lamps in 221 or 284 millimetre lengths
'Accent' 100 watt G.L.S. lamp
Rough service lamp
Fineglow' 60 watt red-coloured lamp
Pressed-glass "PAR-56" sealed-beam reflector lamp
Six coloured lamps available in pink
Wrendal light bulb
Around 1900
Edison Swan Electric Co Ltd li
Around 1900
Blue Osram lamp with box
1939-1945
Mazda Electric Lightbulb
1938-1943
Wrendal light bulb
Around 1900
Wrendal light bulb
Around 1900
Wrendal light bulb
Around 1900
Light bulb
around 1900
Bowl-silvered display lamp, 100 watt.
Blown-glass reflector lamps
Airfield lamp
Pressed-glass 'PAR 38' sealed-beam reflector lamp
Floodlight lamp
Traffic controllamp
'Warmlight' 100 watt G.L.S. lamp
Electric light bulb
Incandescent Electric Lamps
Miniature 5-amp electric lamp in brass holder
Edison Swan Electric Co Ltd Ro
Around 1900
Osram light bulb
1900-1910
Light bulb in original packagi
light bulb
1910
Mazda coiled coil lamp bulb 100W
1940-1960
Atlas 60W blue bulb
1930-1950
Doto Electric Light Bulb
1938
Light bulb made by Edison Swan Electric Co. Ltd
circa 1950
Wrendal light bulb
Around 1900
Projector Lamp
1945-1950
Edison Swan Electric Bulb, John Rylands Library
Around 1900
Early Electric Bulb, John Rylands Library
around 1900
Radio Spares Ltd incandescent lamp
Large G.L.S. lamp with single-coil filaments
Light bulbs
light bulb
Model GE1640X light bulb
Light bulb
1926