It is the 7th day of the year, with only 358 days remaining until the new year.
1610 - Galileo Galilei makes his first observation of the four moons of Jupiter: Ganymede, Callisto, Io, and Europa, although he is not able to distinguish the last two until the following day.
1782 - The first American commercial bank, the Bank of North America, opens.
1894 - W.K. Dickson receives a patent for motion picture film.
1904 - The ditress signal "CQD" is established only to be replaced two years later by "SOS."
1945 - British General Bernard Montgomery holds a press conference in which he claims credit for victory in the Battle of the Bulge.
1952 - President Harry Truman announces that the United States has developed the hydrogen bomb.
1980 - President Jimmy Carter authorizes legislation giving $1.5 billion in loans to bail out the Chrysler Corporation.
1990 - The interior of the Leaning Tower of Pisa is closed to the public because of safety concerns.