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(Encyclopedia) Geological Survey, United States, bureau organized in 1879 under the Dept. of the Interior to unify and centralize the work already undertaken by separate surveys under Clarence King, F. V. Hayden, Ge...
(Encyclopedia) Reclamation, United States Bureau of, agency set up in the Dept. of the Interior under the Reclamation Act of 1902. It is charged with promoting regional economies by developing water and related land...
(Encyclopedia) talc, mineral ranging in color from white through various shades of gray and green to the red and brown of impure specimens, translucent to opaque, and having a greasy, soapy feel. It is a hydrous sil...
(Encyclopedia) Roe v. Wade, case decided in 1973 by
the U.S. Supreme Court. Along with Doe v.
Bolton, this decision legalized abortion in the first trimester of
...
(Encyclopedia) Marine Corps, United States, military corps that forms a separate service within the U.S. Dept. of the Navy. The commandant of the Marine Corps is a member of the Joint Chiefs of Staff. During conflic...
(Encyclopedia) United States Merchant Marine Academy, at Kings Point, N.Y.; for the training of merchant marine officers; established 1936, opened 1943. The academy became coeducational in 1974. Candidates must be b...
(Encyclopedia) Transportation, United States Department of, executive department of the U.S. government, established by the Department of Transportation Act of 1966. Its chief executive officer, the secretary, is a ...
(Encyclopedia) Detroit, river, 32 mi (52 km) long, flowing from Lake St. Clair S into Lake Erie between Detroit, Mich., and Windsor, Ont.; it forms part of the U.S.-Canada boundary. It is one of the most heavily ind...
(Encyclopedia) Cherokee chĕrˈəkē [key], largest Native American group in the United States. Formerly the largest and most important tribe in the Southeast, they occupied mountain areas of North and South Carolin...
(Encyclopedia) United Presbyterian Church, two denominations of Presbyterianism. 1 In Scotland, the United Presbyterian Church was formed by the union (1847) of the United Secession Church with the majority of the c...