Well, I did everything in my power to stop it from happening. All my neighbors put their snowblowers and shovels away, people pulled out their driveway stakes, and even my own wife took her hat ...

so that the lamp housing did not cast a shadow and improved the mechanism by which the length of the arc was kept constant. This gave a steadier light. Crompton and Company were the UK's first ...

1803 — 1809: First arc lamp created Humphry ... more efficient than lamps with carbon filaments. 1908: Edison screws Part of Edison’s contribution to the light bulb was the socket he developed ...