The History of the Light Bulb | Department of Energy
Electric light bulb historical hi-res stock photography and images - Alamy
Arc Lamps - How They Work & History
IEEE - Humphry Davy created the first electric light in 1802 using a battery he invented. He connected wires to his battery and a piece of carbon, the carbon glowed, producing light.
561 Thomas Edison Electric Lamp Images, Stock Photos & Vectors | Shutterstock