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Invention of the Electromagnet

The Question: Did William Sturgeon invent the electromagnet? And if so why was that important? The Answer: Yes. William Sturgeon (1783-1850)…

Hesburgh, Theodore Martin

(Encyclopedia) Hesburgh, Theodore Martin, 1917–2015, American educator and civil rights advocate, b. Syracuse, N.Y., grad. Pontifical Gregorian Univ. (1939), Catholic Univ. of America (Ph.D., 1945).…

Frelinghuysen, Frederick Theodore

(Encyclopedia) Frelinghuysen, Frederick TheodoreFrelinghuysen, Frederick Theodorefrēˈlĭnghīˌzən [key], 1817–85, U.S. secretary of state (1881–85), b. Millstone, Somerset co., N.J. He studied law in…

Green, Theodore Francis

(Encyclopedia) Green, Theodore Francis, 1867–1966, American politician, b. Providence, R.I. After studying law at Harvard and in Europe, he was admitted to the bar (1892) and practiced in Providence…

Jouffroy, Théodore Simon

(Encyclopedia) Jouffroy, Théodore SimonJouffroy, Théodore Simontāôdôrˈ sēmôNˈ zh&oomacr;frwäˈ [key], 1796–1842, French philosopher. He was professor at the Collège de France and librarian at the…

Judah, Theodore Dehone

(Encyclopedia) Judah, Theodore Dehone, 1826–63, American railroad builder, b. Bridgeport, Conn. He built the Niagara Gorge RR and did canal work before going (1854) to lay out a railroad near…

Dwight, Theodore William

(Encyclopedia) Dwight, Theodore William, 1822–92, American lawyer, b. Catskill, N.Y., grad. Hamilton College, 1840. He studied at Yale law school and was admitted to the bar in 1845. He was professor…

Crittenden, Thomas Theodore

(Encyclopedia) Crittenden, Thomas Theodore, 1832–1909, governor of Missouri (1881–85), b. Shelby co., Ky.; nephew of John J. Crittenden. In the Civil War he served (1862–65) as lieutenant colonel of…

Cohen, Samuel Theodore

(Encyclopedia) Cohen, Samuel Theodore, 1921–2010, American physicist known as the “father of the neutron bomb,” b. Brooklyn, N.Y., grad. Univ. of California, Los Angeles, 1943. He worked on the…