Carbide lamps, or acetylene gas lamps used to illuminate buildings, as lighthouse beacons, and as headlights on motor-cars and bicycles
Vintage acetylene lamp - 3D model - TurboSquid 1371470
Carbide lamp - Wikipedia
An engraving depicting an acetylene lamp. The Carbide lamp, or acetylene gas lamps, are simple lamps that produce and burn acetylene (C2H2) which is created by the reaction of calcium carbide (CaC2)