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Morse code

(Encyclopedia)CE5 Morse code [for S. F. B. Morse], the arbitrary set of signals used on the telegraph (see code). It may also be used with a flash lamp for visible signaling. The international (or continental) M...

mantle

(Encyclopedia)mantle, portion of the earth's interior lying beneath the crust and above the core. No direct observation of the mantle, or its upper boundary, has been made; its boundaries have been determined solel...

King, Rufus

(Encyclopedia)King, Rufus, 1755–1827, American political leader, b. Scarboro, Maine (then a district of Massachusetts). He served briefly in the American Revolution and practiced law in Massachusetts before servi...

Mühlenberg, Heinrich Melchior

(Encyclopedia)Mühlenberg, Heinrich Melchior myo͞oˈlənbûrg [key], 1746–1807, American clergyman, Revolutionary officer, and legislator, eldest son of Heinrich, was born in Trappe, Pa., and studied at Halle. A...

Harlem

(Encyclopedia)Harlem, residential and business section of upper Manhattan, New York City, bounded roughly by 110th St., the East River and Harlem River, 168th St., Amsterdam Ave., and Morningside Park. The Dutch se...

Trumbull, John , American painter

(Encyclopedia)Trumbull, John, 1756–1843, American painter, b. Lebanon, Conn.; son of Gov. Jonathan Trumbull. He served in the Continental Army early in the Revolution as an aide to Washington. He resigned his com...

Washington Monument

(Encyclopedia)Washington Monument, obelisk-shaped tower, 555 ft 51⁄9 in. (169.3 m) high, located on a 106-acre (43-hectare) site at the west end of the Mall, Washington, D.C.; dedicated 1885. The world's tallest ...

Adams, Samuel

(Encyclopedia)Adams, Samuel, 1722–1803, political leader in the American Revolution, signer of the Declaration of Independence, b. Boston, Mass.; second cousin of John Adams. An unsuccessful businessman, he becam...

Sovetsk

(Encyclopedia)Sovetsk tĭlˈzĭt [key], town (1989 pop. 41,900), NW European Russia, on the Neman River at the mouth of the Tilse. It is a rail junction, a river port, and an industrial and commercial center in an ...

Bunker Hill, battle of

(Encyclopedia)Bunker Hill, battle of, in the American Revolution, June 17, 1775. Detachments of colonial militia under Artemas Ward, Nathanael Greene, John Stark, and Israel Putnam laid siege to Boston shortly afte...