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Cheyenne, river, United States

(Encyclopedia)Cheyenne, river, 527 mi (848 km) long, rising in E Wyo. and flowing NE to the Missouri River near Pierre, S.Dak. The Cheyenne basin is part of the Missouri River basin project. The U.S. Bureau of Recl...

Athabasca Pass

(Encyclopedia)Athabasca Pass, 5,736 ft (1,748 m) high, W Alta. and E British Columbia, Canada, leading from the headwaters of the Athabasca River across the Continental Divide to the Columbia River. It was discover...

Elephant Butte Dam

(Encyclopedia)Elephant Butte Dam, main unit of the Rio Grande project of the U.S. Bureau of Reclamation on the Rio Grande, SW N.Mex.; completed 1916. The dam, with its large reservoir, is used for flood control, hy...

Sun, river, United States

(Encyclopedia)Sun, river, c.130 mi (210 km) long, rising in the Rocky Mts., NW Mont., and flowing generally E to the Missouri River at Great Falls. The Sun River project of the U.S. Bureau of Reclamation utilizes t...

Ross, Betsy

(Encyclopedia)Ross, Betsy, 1752–1836, American seamstress, b. Philadelphia. Her full name was Elizabeth Griscom Ross Ashburn Claypoole. She is known to have made flags during the American Revolution, although the...

Thomson, Mortimer Neal

(Encyclopedia)Thomson or Thompson, Mortimer Neal, 1831–75, American journalist and humorist who used the pseudonym Q. K. Philander Doesticks, P.B., b. Riga, N.Y. He joined the staff of the New York Tribune in 185...

Woburn, city, United States

(Encyclopedia)Woburn wo͞oˈbərn [key], city (1990 pop. 35,943), Middlesex co., NE Mass.; settled 1640, inc. as a city 1888. Formerly a major center for tanneries, the city has electrical, pharmaceutical, chemical...

Challenger expedition

(Encyclopedia)Challenger expedition, British oceanographic expedition under the direction of the Scottish professor Charles Wyville Thompson and the British naturalist Sir John Murray. Taking place from 1872 to 187...

Ghor, the

(Encyclopedia)Ghor, the, Arabic Al Ghawr, region of the Jordan Valley, c.70 mi (110 km) long, between the Sea of Galilee (Lake Tiberias) and the Dead Sea, on the border of Jordan and Israel and the West Bank. Entir...

Milk, river, United States and Canada

(Encyclopedia)Milk, river, 729 mi (1,173 km) long, rising in the Rocky Mts., NW Mont. It flows N into Alberta, Canada, then in long curves eastward, S into Montana again, and generally SE to the Missouri River, ent...