Experimental electric lamp invented by Thomas A. Edison in 1883 with which he discovered the Edison effect (thermionic valve), USA, 1883

Electric glow lamp, small with loop terminals and watch-shaped glass

Electric light bulb, six-sided lantern-type 230 volt 60 watt with standard bayonet cap, by Nox of England, 20th century

Osram electric light bulb, tungsten filament, made in England by G.E.C. of England, 20th century

Electric light bulb, bayonet-type, miscellaneous collection of thirty-eight