Thomas Edison the recordings could be played only a few times, the phonograph made Edison a celebrity. Joseph Henry, president of the National Academy of Sciences and one of the most renowned electrical scientists in the US, described Edison as "the most ingenious inventor in this country... or in any other". In April 1878, Edison traveled to Washington to demonstrate the phonograph before the National Academy of Sciences, Congressmen, Senators and US President Hayes. The "Washington Post" described Edison as a "genius" and his presentation as "a scene... that will live in history". Although Edison obtained a patent for the phonograph in
Theodore Miller Edison Theodore Miller Edison Theodore Miller Edison (July 10, 1898 – November 24, 1992) was an American businessman, inventor, and environmentalist. He was the fourth son and youngest child of inventor Thomas Edison, and founder of Calibron Industries, Inc.. He was the third child of Edison with his second wife, Mina Miller Edison. He was born on July 10, 1898 at Glenmont, the Edison home in Llewellyn Park in West Orange, New Jersey. He attended The Haverford School in Haverford, Pennsylvania, and later the Montclair Academy in Montclair, New Jersey, from which he graduated in 1916. Theodore ended his education at