The year of 1840 saw the English physicist and chemist Joseph Wilson Swan join the race to produce a workable electric light and twenty years later in 1860 he patented an incandescent lamp with a filament made from carbonized paper in a partial vacuum. This was the world’s first electric light bulb.
[Human Kind is thrilled since then, and i am in search of a light beauty. Please do visit frequently, since i am finding light every where. Is it beautiful ? You will see.] / Imug-d
