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Rankine, William John Macquorn

(Encyclopedia)Rankine, William John Macquorn răngˈkĭn [key], 1820–72, Scottish engineer and physicist. Serving as a professor of engineering at the Univ. of Glasgow from 1855, he made valuable contributions to...

Rankine temperature scale

(Encyclopedia)Rankine temperature scale, temperature scale having an absolute zero, below which temperatures do not exist, and using a degree of the same size as that used by the Fahrenheit temperature scale. Absol...

Fahrenheit temperature scale

(Encyclopedia)Fahrenheit temperature scale fârˈənhītˌ [key], temperature scale in which the temperature difference between two reference temperatures, the melting and boiling points of water, is divided into 1...

Draper, John William

(Encyclopedia)Draper, John William, 1811–82, American scientist, philosopher, and historian, b. near Liverpool, England, M.D. Univ. of Pennsylvania, 1836. In 1839 he became professor of chemistry at the Univ. of ...

Duane, William John

(Encyclopedia)Duane, William John, 1780–1865, U.S. Secretary of Treasury (June–Sept., 1833), b. Clonmel, Ireland. He emigrated (1796) to Philadelphia with his father, William Duane (1760–1835), and assisted h...

Davis, John William

(Encyclopedia)Davis, John William, 1873–1955, American lawyer and public official, b. Clarksburg, W.Va. Admitted (1895) to the bar, he taught (1896–97) at Washington and Lee Univ. and later practiced (1897–19...

Heisman, John William

(Encyclopedia)Heisman, John William hīsˈmən [key], 1869–1936, American football coach, b. Cleveland. He studied and played football at Brown (1887–89) and the Univ. of Pennsylvania (1890–91). He coached fo...

Gies, William John

(Encyclopedia)Gies, William John gīz [key], 1872–1956, American biological chemist, b. Reisterstown, Md., grad. Gettysburg College (B.S. 1893; Ph.D. Yale, 1897). He began teaching at Columbia in 1898 and served ...

Gardner, John William

(Encyclopedia)Gardner, John William, 1912–2002, American public official, U.S. secretary of health, education, and welfare (1965–68), b. Los Angeles. After teaching psychology at Connecticut and Mt. Holyoke col...

Mackay, John William

(Encyclopedia)Mackay, John William măkˈē [key], 1831–1902, American financier, b. Dublin, Ireland. He immigrated to the United States in 1840. In 1859 he joined the rush to Nevada, where silver had been discov...