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Joseph H. Burckhalter

Joseph H. BurckhalterBorn: 1912Birthplace: Columbia, S.C. Dyes for diagnosing infectious diseases—Burckhalter and Seiwald synthesized fluorescein isothiocyanate (FITC), an antibody labeling…

Lloyd H. Conover

Lloyd H. Conover Born: 1923Birthplace: Orange, N.J. Tetracycline—Conover's invention of tetracycline in 1952 was the first creation of an antibiotic made by chemically modifying a naturally-…

Kenneth H. Olsen

Kenneth H. OlsenBorn: 1926Birthplace: Stratford, Conn. Magnetic core memory—Olsen and his Digital Equipment Corporation developed the first successful minicomputer. Digital also developed the…

Robert H. Rines

Robert H. RinesBorn: 1922Birthplace: Boston, Mass. High resolution-image-scanning radar and sonar—Rines' radar and sonar inventions have been used by the military in the Persian Gulf War. In…

Chattanooga campaign

(Encyclopedia) Chattanooga campaign, Aug.-Nov., 1863, military encounter in the American Civil War. Chattanooga, Tenn., which commanded Confederate communications between the East and the Mississippi…

McKean, Thomas

(Encyclopedia) McKean, ThomasMcKean, Thomasməkānˈ, –kēnˈ [key], 1734–1817, political leader in the American Revolution, signer of the Declaration of Independence, b. New London, Pa. He settled at New…

Thomas JOHNSON, Congress, MD (1732-1819)

JOHNSON, Thomas, a Delegate from Maryland; born near the mouth of St. Leonards Creek, Calvert County, Md., November 4, 1732; at an early age moved to Annapolis, Md.; studied law; was admitted…

1960 Academy Awards

The 1960 Academy Awards were presented April 17, 1961 at the Santa Monica Civic Auditorium.Best Motion PictureThe Alamo, John Wayne, producer (United Artists)The Apartment, Billy Wilder,…

Thomas, Martha Carey

(Encyclopedia) Thomas, Martha Carey, 1857–1935, American educator and feminist, b. Baltimore, grad. Cornell, 1877, studied at Johns Hopkins and at Leipzig, the Sorbonne, and Zürich (Ph.D., 1882). In…

Young, Thomas

(Encyclopedia) Young, Thomas, 1773–1829, English physicist, physician, and Egyptologist. He established (1799) a medical practice in London and was elected (1811) to the staff of St. George's…