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Missouri, river, United States

(Encyclopedia)Missouri, river, c.2,565 mi (4,130 km) long (including its Jefferson-Beaverhead-Red Rock headstream), the longest river of the United States and the principal tributary of the Mississippi River. The l...

Comstock Lode

(Encyclopedia)Comstock Lode, richest known U.S. silver deposit, W Nevada, on Mt. Davidson in the Virginia Range. It is said to have been discovered in 1857 by Ethan Allen Grosh and Hosea Ballou Grosh, sons of a Pen...

Maestra, Sierra

(Encyclopedia)Maestra, Sierra, mountains, Cuba: see Sierra Maestra. ...

Sierra, Justo

(Encyclopedia)Sierra, Justo ho͞oˈstō syĕˈrä [key], 1848–1912, Mexican educator and historian. He entered the literary life as a romantic poet but later devoted himself wholeheartedly to founding schools, le...

Rocky Mountain goat

(Encyclopedia)Rocky Mountain goat, hoofed ruminant mammal, Oreamnos americanus, found in the high mountains of S Alaska, W Canada, and the extreme NW United States. Although it is not a true goat it belongs to the ...

Squaw Valley

(Encyclopedia)Squaw Valley, valley, NE Calif., in the Sierra Nevada Mts., NW of Lake Tahoe. A well-known ski and winter recreational resort, it was the site of the 1960 Winter Olympics. Ski lifts and trails are on ...

Guadalupe Hidalgo, Treaty of

(Encyclopedia)Guadalupe Hidalgo, Treaty of, 1848, peace treaty between the United States and Mexico that ended the Mexican War. Negotiations were carried on for the United States by Nicholas P. Trist. The treaty wa...

mountain men

(Encyclopedia)mountain men, fur trappers and traders in the Rocky Mts. during the 1820s and 30s. Their activities opened that region of the United States to general knowledge. Since the days of French domination th...

Tahoe, Lake

(Encyclopedia)Tahoe, Lake täˈhō, tāˈ– [key], 193 sq mi (500 sq km), on the Calif.-Nev. line. It occupies a basin in the Sierra Nevada and is drained by the Truckee River. Lying 6,228 ft (1,898 m) above sea l...

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