


Wrendal light bulb
Around 1900

Wrendal light bulb
Around 1900

Wrendal light bulb
Around 1900

Wrendal light bulb
Around 1900

Edison Swan Electric Co Ltd li
Around 1900

Light bulb
around 1900

Eight 'pygmy' lamps

'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

Blue Osram lamp with box
1939-1945

Mazda Electric Lightbulb
1938-1943

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

Atlas 60W blue bulb
1930-1950

light bulb
1910

Doto Electric Light Bulb
1938

Light bulb made by Edison Swan Electric Co. Ltd
circa 1950

Electric light bulb

Light bulb in original packagi

Incandescent Electric Lamps

Miniature 5-amp electric lamp in brass holder

Edison Swan Electric Co Ltd Ro
Around 1900

Wrendal light bulb
Around 1900

Osram light bulb
1900-1910

Projector Lamp
1945-1950

Edison Swan Electric Bulb, John Rylands Library
Around 1900

Early Electric Bulb, John Rylands Library
around 1900

Mazda coiled coil lamp bulb 100W
1940-1960
Large G.L.S. lamp with single-coil filaments
Light bulbs
Radio Spares Ltd incandescent lamp
Model GE1640X light bulb
light bulb
Light bulb
1926