births
Thomas Edison, American engineer and businessman, developed the light bulb and phonograph (died 1931)
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Thomas Edison
American inventor and businessman (1847–1931)
Thomas Alva Edison was an American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. These inventions, which include the phonograph, the motion picture camera, and early…Source: Wikipedia (CC BY-SA)
Electric light
Device for producing light from electricity
An electric light, lamp, or light bulb is an electrical device that produces light from electricity. It is the most common form of artificial lighting. Lamps usually have a base made of ceramic, metal, glass, or plastic that secures them in the socket of a light fixture, which…Source: Wikipedia (CC BY-SA)
Phonograph
Device for analogue recording of sound
A phonograph, later called a gramophone, and since the 1940s a record player, or more recently a turntable, is a device for the mechanical and analogue reproduction of sound. The sound vibration waveforms are recorded as corresponding physical deviations of a helical or spiral…Source: Wikipedia (CC BY-SA)
February 11
Day of the year
February 11 is the 42nd day of the year in the Gregorian calendar; 323 days remain until the end of the year.Source: Wikipedia (CC BY-SA)