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Erlenmeyer, Richard A. C. E.

(Encyclopedia)Erlenmeyer, Richard A. C. E. ĕrˈlənmīˌər [key], 1825–1909, German chemist. He studied at Giessen under Justus von Liebig and at Heidelberg under Friedrich Kekulé, both German chemists. Erlenm...

Forrest, John Forrest, 1st Baron

(Encyclopedia)Forrest, John Forrest, 1st Baron, 1847–1918, Australian explorer and statesman. In 1869 he led an expedition to the west of Lake Barlee in search of the missing Friedrich Leichhardt, and the followi...

Henle, Jacob

(Encyclopedia)Henle, Jacob (Friedrich Gustav Jakob Henle) frēˈdrĭkh go͝osˈtäf yäˈkôp hĕnˈlə [key], 1809–85, German anatomist and histologist. A pupil of J. P. Müller, he taught at Zürich, Heidelberg...

Krupp

(Encyclopedia)Krupp kro͝op [key], family of German armament manufacturers. The family settled in Essen in the 16th cent. The core of the great Krupp industrial empire was started by Friedrich Krupp, 1787–1826, w...

Dada

(Encyclopedia)Dada däˈdäĭzəm [key], international nihilistic movement among European artists and writers that lasted from 1916 to 1922. Born of the widespread disillusionment engendered by World War I, it orig...

Sheppard, Jack

(Encyclopedia)Sheppard, Jack, 1702–24, English criminal. Raised in a workhouse, he ran away with Bess Lyon, known as Edgeworth Bess, who, with another girl known as Poll Maggott, incited him to a short but specta...

Hackney

(Encyclopedia)Hackney, inner borough of Greater London, SE England, on the Lea River. Clothing manufacture (in Hackney) and printing and furniture making (in Shoredit...

Hardin, John

(Encyclopedia)Hardin, John, 1753–92, Native American fighter, b. Fauquier co., Va. He served in Lord Dunmore's War (1774) and was a noted member of Daniel Morgan's riflemen during the Revolution. His services at ...

Heckman, James Joseph

(Encyclopedia)Heckman, James Joseph, 1944– American economist, b. Chicago, Ill., Ph.D. Princeton, 1971. He has taught at the Univ. of Chicago since 1973. Heckman shared the Nobel Memorial Prize in Economic Scienc...

Kirkwood gaps

(Encyclopedia)Kirkwood gaps, regions in the asteroid belt within which few asteroids are found. Astronomer Daniel Kirkwood first observed (1886) that few asteroids had an orbital period close to 1⁄2, 1⁄3, or 2�...