1901: Elisha Gray, who missed being labeled as the inventor of the telephone by mere hours when Alexander Graham Bell beat him to the patent office, died. 1901: American engineer Allen Du Mont, who invented the first commercial cathode ray tube, was born. 1954: The USS Nautilus, the first nuclear-powered submarine, was launched. 1970: The first wide body jet was put into service as the PanAm Boeing 747 made its first flight between from New York's JFK Airport and Heathrow Airport in London. 1976: The supersonic Concorde jet (SST) was put into service by Britain and France. 1979: Neptune became the outermost planet as Pluto's highly elliptical orbit brought it inside Neptune's. 1981: Iranian terrorists released embassy hostages after 444 days captivity.