NOW YOU KNOW

• On Sept. 1, 1878,  Emma Nutt became the world's first female telephone operator when she was recruited by Alexander Graham Bell to the Boston Telephone Dispatch Co.
• On Sept. 6, 1901,  President McKinley was shot and fatally wounded in Buffalo, N.Y., by an anarchist named Leon Czogosz. 
• On Sept. 7, 1921,  the first Miss America Pageant, a two-day event, was held in Altantic City.
• On Sept. 8, 1947,  the first actual case of a computer bug was found when a moth lodged itself  in a computer at Harvard University.
• On Sept. 9, 1776,  the second Continental Congress made the term "United States" official, replacing "United Colonies."
• On Sept. 12, 1977,  South African black student leader Steve Biko died while in police custody, triggering an international outcry.
• On Sept. 13, 1899,  Henry Bliss became the first person in the United States to be killed in an automobile accident when he was struck in New York City.
• On Sept. 14, 1901,  President William McKinley died after an assassination attempt on Sept. 6, and is succeeded by Theodore Roosevelt.
• On Sept. 15, 1916,  during World War 1, tanks were used for the first time in battle, at the Battle of the Somme in France.
• On Sept. 19, 1959,  Soviet leader Nikita Khrushchev, visiting Los Angeles, reacted angrily upon being told that, for security reasons, he wouldn't get to visit Disneyland.
• On Sept. 21, 1981,  Sandra Day O'Connoe was unanimously approved by the U.S. Senate as the first female Supreme Court Justice.
• On Sept. 22, 1975,  Sara Jane Moore tried to assassinate President Gerald Ford in  San Francisco.  The attempt was foiled when Oliver Sipple, a decorated U.S. Marine, lunged at her.
• On Sept. 23, 1952,  then-Sen. Richard M. Nison salvaged his vice-president nomination by delivering the "Checkers" speech, in which he defended himself against allegiations of improper campaign fundraising.
• On Sept. 26, 1777,  British troops began their occupation of Philadelphia during the American Revolution.
• On Sept. 27, 1777,  Lancaster became the capital of the United States --- for one day.
• On Sept. 28, 1951,  CBS made the first color television available for sale to the general public, but the product was discontinued less than month later.
• On Sept. 29, 1982,  the Chicago Tylenol murders began when the first of seven individuals died in metropolitan Chicago.