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Smith, George Elwood

(Encyclopedia)Smith, George Elwood, 1930–, American physicist, b. White Plains, N.Y., Ph.D., Univ. of Chicago, 1959. Smith was a researcher at Bell Laboratories in Murray Hill, N.J., from 1959 until his retiremen...

silver nitrate

(Encyclopedia)silver nitrate nīˈtrāt [key], chemical compound, AgNO3, a colorless crystalline material that is very soluble in water. The most important compound of silver, it is used in the preparation of silve...

Dewdney, Anna

(Encyclopedia)Dewdney, Anna, 1965–2016, American children's book author and illustrator, b. Englewood Cliffs, N.J., as Anna Elizabeth Luhrmann, B.A. Wellesley, 1987. After illustrating adult and children's books ...

Van Horne, Sir William Cornelius

(Encyclopedia)Van Horne, Sir William Cornelius, 1843–1915, president (1888–99) and chairman of the board (1899–1915) of the Canadian Pacific Railway, b. Illinois. He worked on U.S. railways before becoming (1...

Ives, Frederic Eugene

(Encyclopedia)Ives, Frederic Eugene, 1856–1937, American inventor, b. Litchfield, Conn. A pioneer in the development of orthochromatic and trichromatic photography and of photoengraving, he followed an earlier su...

impasto

(Encyclopedia)impasto ĭmpăsˈtō, –päˈstō [key], thickly applied paint that projects from the picture surface. Such works as Childe Hassam's Allies Day (1917; National Gall. of Art, Washington, D.C.) and Han...

Siemens, Sir William

(Encyclopedia)Siemens, Sir William, 1823–83, English electrical engineer, b. Germany; brother of Ernst Werner von Siemens. Originally his name was Carl Wilhelm Siemens. After visiting England to introduce an elec...

Boyle, Willard Sterling

(Encyclopedia)Boyle, Willard Sterling, 1924–2011, Canadian-American solid-state physicist, b. Amherst, N.S., Canada, Ph.D. McGill Univ., Montreal, 1950. Boyle was a researcher at Bell Laboratories in Murray Hill,...

painting

(Encyclopedia)painting, direct application of pigment to a surface to produce by tones of color or of light and dark some representation or decorative arrangement of natural or imagined forms. See also articles on ...