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Ferris wheel

(Encyclopedia)Ferris wheel, amusement park ride. It consists of a power-operated wheel that is about 50 ft (15 m) in diameter. It has two rims that are parallel to and equidistant from the shaft about which the whe...

gypsum

(Encyclopedia)gypsum jĭpˈsəm [key], mineral composed of calcium sulfate (calcium, sulfur, and oxygen) with two molecules of water, CaSO4·2H2O. It is the most common sulfate mineral, occurring in many places in ...

Novalis

(Encyclopedia)Novalis frēˈdrĭkh fən härˈdənbĕrk [key], 1772–1801, German poet. He studied philosophy under Schiller, Schlegel, and Fichte and was especially influenced by Fichte. He later studied geology....

Vonnoh, Bessie Potter

(Encyclopedia)Vonnoh, Bessie Potter vŏnˈō [key], 1872–1955, American sculptor, b. St. Louis, studied under Lorado Taft at the Art Institute of Chicago. She was Taft's assistant in his work for the World's Colu...

Taft, Lorado

(Encyclopedia)Taft, Lorado lərāˈdō [key], 1860–1936, American sculptor, lecturer, and writer on art, b. Elmwood, Ill., studied at the École des Beaux-Arts. In 1886 he became instructor at the Art Institute o...

Yamasaki, Minoru

(Encyclopedia)Yamasaki, Minoru mĭnōˈro͞o yämäsäˈkē [key], 1912–86, American architect, b. Seattle. Yamasaki worked for prominent architectural firms in New York City from 1937 until 1949, when he formed ...

Bagley, William Chandler

(Encyclopedia)Bagley, William Chandler, 1874–1946, American educator and editor, b. Detroit, grad. Michigan State College (now Michigan State Univ.), 1895, M.S. Univ. of Wisconsin, 1898, Ph.D. Cornell, 1900. He t...

Field Museum of Natural History

(Encyclopedia)Field Museum of Natural History, in Chicago, Ill. Founded in 1893 through the gifts of Marshall Field and others, it was first known as the Columbian Museum of Chicago and in 1905 was renamed in honor...

Justin Martyr, Saint

(Encyclopedia)Justin Martyr, Saint, c.a.d. 100–c.a.d. 165, Christian apologist, called also Justin the Philosopher. Born in Samaria of pagan parents, he studied philosophy, and after his conversion in Ephesus to ...

Bourbaki, Nicolas

(Encyclopedia)Bourbaki, Nicolas, pseudonym under which a group of 20th cent. mathematicians has written a series of treatises on pure mathematics. The mathematicians have all been associated with the Ecole Normale ...