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Makemie, Francis

(Encyclopedia)Makemie, Francis məkĕˈmē [key], c.1658–1708, American clergyman, considered the founder of Presbyterianism in America. Born in Ireland, he studied in Scotland and c.1682 was ordained a missionar...

Henson, Josiah

(Encyclopedia)Henson, Josiah, 1789–1883, black slave, reputedly the basis of the character of Uncle Tom in Uncle Tom's Cabin, b. Charles co., Md. In 1825 he faithfully led a party of his master's slaves from Mary...

Frederick, city, United States

(Encyclopedia)Frederick, city (2020 pop. 78,171), seat of Frederick co., NW Md.; settled 1745, inc. 1817. The processing center of a fertile farm and dairying area, i...

Nemacolin's Path

(Encyclopedia)Nemacolin's Path nĕmˈəkōˌlĭnz [key], Native American trail between the Potomac and the Monongahela rivers, going from the site of Cumberland, Md., to the mouth of Redstone Creek, where Brownsvil...

Know-Nothing movement

(Encyclopedia)Know-Nothing movement, in U.S. history. The increasing rate of immigration in the 1840s encouraged nativism. In Eastern cities where Roman Catholic immigrants especially had concentrated and were welc...

Hauptman, Herbert Aaron

(Encyclopedia)Hauptman, Herbert Aaron houptˈmän [key], 1917–2011, American chemist, b. Bronx, N.Y., grad. City College of New York (B.S., 1937) and Univ. of Maryland (Ph.D., 1955). In 1985, Hauptman and former ...

Gist, Christopher

(Encyclopedia)Gist, Christopher gĭst [key], c.1706–1759, American frontiersman, b. Maryland. Commissioned by the Ohio Company to explore their western lands. In 1750 he descended the Ohio River, explored E Kentu...

Schelling, Thomas Crombie

(Encyclopedia)Schelling, Thomas Crombie, 1921–2016, American economist and political scientist, b. Oakland, Calif., Ph.D. Harvard, 1951. He worked in the federal government before teaching at Yale (1953–58), Ha...

Boehm, Martin

(Encyclopedia)Boehm, Martin bām [key], 1725–1812, American evangelical preacher, b. Conestoga, Pa. He was the son of a Palatinate Mennonite who settled in Lancaster co., Pa. Boehm became a Mennonite preacher c.1...

steamship

(Encyclopedia)steamship, watercraft propelled by a steam engine or a steam turbine. Despite such innovations as turbo-electric drive, which converts steam energy into rotational power for turning the propeller...