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Olympic Mountains

(Encyclopedia)Olympic Mountains, highest part of the Coast Ranges, on the Olympic Peninsula, NW Wash. Mt. Olympus (7,965 ft/2,427 m) is the highest point in the mountains, which are composed mainly of sedimentary r...

Arkansas, state, United States

(Encyclopedia)CE5 Arkansas ärˈkənsôˌ, ärkănˈzŭs [key], state in the south-central United States. It is bordered by Tennessee and Mississippi, across the Mississippi River (E), Louisiana (S), Texas and O...

Paleolithic art

(Encyclopedia)Paleolithic art pāˌlēəlĭthˈĭk, –lēō–, pălˌ– [key], art produced during the Paleolithic period. Study and knowledge of this art largely have been confined to works discovered at many s...

Thomas, Seth

(Encyclopedia)Thomas, Seth, 1785–1859, American clock manufacturer, b. Wolcott, Conn. In 1812 he sold his partnership in a clock business established by Eli Terry and set up a factory to make metal-movement clock...

pipe rolls

(Encyclopedia)pipe rolls, ancient records of the crown revenue and expenditures of England, so called, probably, because of the pipelike form of the rolled parchments on which these records were kept. The oldest ex...

lock, canal

(Encyclopedia)lock, canal, stretch of water enclosed by gates, one at each end, built into a canal or river for the purpose of raising or lowering a vessel from one water level to another. A lock may also be built ...

grouper

(Encyclopedia)grouper, common name for a large carnivorous member of the family Serranidae (sea bass family), abundant in tropical and subtropical seas and highly valued as food fish. There are several genera, nota...

badlands

(Encyclopedia)badlands, area of severe erosion, usually found in semiarid climates and characterized by countless gullies, steep ridges, and sparse vegetation. Badland topography is formed on poorly cemented sedime...

Blitzstein, Marc

(Encyclopedia)Blitzstein, Marc (Marcus Samuel Blitzstein), 1905–64, American composer, pianist, and librettist, b. Philadelphia. After attending the Univ. of Pennsylvania and the Curtis Institute of Music, he stu...

Nelson, Willie

(Encyclopedia)Nelson, Willie, 1933–, American country singer, guitarist, and songwriter, b. Abbott, Tex. Nelson began playing professionally at 10 and joined a western swing band as a teenager. In the 1960s he mo...