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Mississippi, river, United States

(Encyclopedia) Mississippi, river, principal river of the United States, c.2,350 mi (3,780 km) long, exceeded in length only by the Missouri, the chief of its numerous tributaries. The combined Missouri-Mississippi ...

New York State Canal System

(Encyclopedia) New York State Canal System, waterway system, 524 mi (843 km) long, traversing New York state and connecting the Great Lakes with the Finger Lakes, the Hudson River, and Lake Champlain. The waterway, ...

Knights of the Golden Circle

(Encyclopedia) Knights of the Golden Circle, secret order of Southern sympathizers in the North during the Civil War. Its members were known as Copperheads. Dr. George W. L. Bickley, a Virginian who had moved to Ohi...

Powell, John Wesley

(Encyclopedia) Powell, John Wesley, 1834–1902, American geologist and ethnologist, b. Mt. Morris (now part of New York City). The family moved to Illinois, where Powell joined the Natural History Society, making c...

Iowa State University of Science and Technology

(Encyclopedia) Iowa State University of Science and Technology, at Ames, commonly known as Iowa State University; land-grant with state and federal support; coeducational; chartered 1858, opened 1868 as an agricultu...

Tonti, Henri de

(Encyclopedia) Tonti or Tonty, Henri de both: äNrēˈ də tôNtēˈ [key], c.1650–1704, French explorer in North America, b. Italy. Serving in the French army, he lost a hand in battle; his skillful use of the ap...

Treasury, United States Department of the

(Encyclopedia) Treasury, United States Department of the, federal executive department established in 1789. It is charged with advising the president on fiscal policy and acting as fiscal agent for the federal gover...

Phoenix, city, United States

(Encyclopedia) Phoenix, city (1990 pop. 983,403), state capital and seat of Maricopa co., S Ariz., on the Salt River; inc. 1881. It is the largest city in Arizona, the hub of the rich agricultural region of the Salt...

Hudson, river, United States

(Encyclopedia) Hudson, river, c.315 mi (510 km) long, rising in Lake Tear of the Clouds, on Mt. Marcy in the Adirondack Mts., NE N.Y., and flowing generally S to Upper New York Bay at New York City; the Mohawk River...

Ithaca, city, United States

(Encyclopedia) Ithaca ĭthˈəkə [key], city (2020 pop. 32,108), seat of Tompkins co., S central N.Y., at t...
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