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John Trudell

musician, poet, activistBorn: Feb. 15, 1946Birthplace: Omaha, Neb. John Trudell, the son of a Santee Sioux father and a Mexican mother, grew up around the Santee reservation near Omaha. He joined…

John Edwards

U.S. Senator (D-North Carolina)Born: June 10, 1953Birthplace: Seneca, S.C. A Democratic senator from North Carolina since 1999, Edwards made an unsuccesesful bid for the 2004 Democratic…

John Gorrie

physician, inventor of refrigeration and air-conditioningBorn: Oct. 3, 1802Birthplace: Charleston, South Carolina or Nevis, West Indies John Gorrie attended medical school in New York, graduating…

John Conyers

politicianBorn: 5/16/1929Birthplace: Detroit, Michigan A lawyer and former assistant to Rep. John Dingell, Conyers was first elected to Congress in 1964. He was the first Black to chair the House…

John Blair

framer of the Constitution, justiceBorn: 1732Birthplace: Williamsburg, Va. Before participating in the Constitutional Convention of 1787, Blair helped draw up Virginia's constitution in 1776. He…

John Bardeen

Born: 1908Birthplace: Madison, Wisconsin Transistor—Bardeen, Shockley and Brattain shared the 1956 Nobel Prize for Physics for the invention of the transistor. The transistor replaced the vacuum…

John Deere

Born: 1804Birthplace: Rutland, Vt. Plow—Deere's plow had a cutting part made of steel and a moldboard made of polished wrought iron which proved more effective than implements then in use for…

John Ericsson

Born: 1803Birthplace: Vermland, Sweden Propeller—Ericsson's propeller—still the main form of marine propulsion 150 years later—replaced the inefficient and vulnerable steam-driven oars and…

John Gibbon

Born: 1903 Heart-Lung Machine. Gibbon's development of the heart-lung machine made possible the first successful open-heart operation in 1953. Improved versions allow surgeons today to perform…

John Roebling

Born: 1806 Suspension Bridge. The age of the suspension bridge was ushered in by engineer and inventor Roebling. Roebling saw the potential of steel wire as a bridge building component and invented…