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dynamite

(Encyclopedia)dynamite, explosive made from nitroglycerin and an inert, porous filler such as wood pulp, sawdust, kieselguhr, or some other absorbent material. The proportions vary in different kinds of dynamite; o...

Heckscher, Eli Filip

(Encyclopedia)Heckscher, Eli Filip ĕˈlē fĭlˈĭp hĕkˈshər [key], 1879–1952, Swedish economic historian. Influenced by the neoclassical economics of Alfred Marshall, Heckscher advocated the use of monetary ...

Murphy, Charles Francis

(Encyclopedia)Murphy, Charles Francis, 1858–1924, American political boss, b. New York City. He was the owner of many saloons in New York City and took a keen interest in Democratic politics. His services to Tamm...

Ohthere

(Encyclopedia)Ohthere ōthērˈə [key], fl. 880, Norse explorer. His account of his voyage around the North Cape, along Lapland, and into the White Sea was incorporated by Alfred the Great in the introduction to h...

Maclise, Daniel

(Encyclopedia)Maclise, Daniel məklēsˈ [key], 1811–70, British painter and illustrator, b. Ireland. His character sketches contributed (1830–38) to Fraser's Magazine under the pseudonym Alfred Croquis were la...

Seignobos, Charles

(Encyclopedia)Seignobos, Charles shärlˈ sānyōbōˈ [key], 1854–1942, French historian. He taught at the Univ. of Paris and wrote many works on French and European history and civilization, some being contribu...

Rothermere, Harold Sidney Harmsworth, 1st Viscount

(Encyclopedia)Rothermere, Harold Sidney Harmsworth, 1st Viscount rŏᵺˈərmēr [key], 1868–1940, English publisher. He was the financial wizard of the publishing firm headed by his brother Alfred, Viscount Nort...

Macdonald, Dwight

(Encyclopedia)Macdonald, Dwight, 1906–82, American author and editor, b. New York City. As an associate editor (1928–36) of the business magazine Fortune he acquired a distaste for capitalism, and in 1937 he be...

Marvell, Andrew

(Encyclopedia)Marvell, Andrew märˈvəl [key], 1621–78, one of the English metaphysical poets. Educated at Cambridge, he worked as a clerk, traveled abroad, and returned to serve as tutor to Lord Fairfax's daugh...

Laurens, Henry

(Encyclopedia)Laurens, Henry lôrˈənz, lärˈ– [key], 1724–92, political leader in the American Revolution, b. Charleston, S.C. A wealthy merchant and planter, he was, in the years preceding the Revolution, a...