Columbia Encyclopedia

(Encyclopedia) Shapur III or Sapor III, d. 388, king of Persia (383–88), of the Sassanid, or Sassanian, dynasty; son of Shapur II; successor of his uncle, Ardashir II. He made a new attempt to settle the long-last...

(Encyclopedia) Custer Battlefield National Monument: see Little Bighorn, river; Little Bighorn National Battlefield under the National Parks and Monuments (table)national parks and monuments (table). ...

(Encyclopedia) Blasket Islands, group of rock islets, Co. Kerry, SW Republic of Ireland; a lighthouse is on one of the islets. Most of the inhabitants of the islands were moved to the mainland in 1953. Great Blasket...

(Encyclopedia) superphosphate or superphosphate of lime, Ca(H2PO4)2, is a compound produced by treating rock phosphate with sulfuric acid or phosphoric acid, or a mixture of the two. It is the principal carrier of p...

(Encyclopedia) cuesta kwĕsˈtə [key], asymmetric ridge characterized by a short, steep escarpment on one side, and a long, gentle slope on the other. The steep side exposes the edge of erosion-resistant rock layer...

(Encyclopedia) Zab zäb, zăb [key], name applied to the two principal tributaries of the Tigris River. The Great Zab, 265 mi (426 km) long, rises in SE Turkey and flows generally S through Iraq to the Tigris. The L...

(Encyclopedia) Williamsport, city (1990 pop. 31,933), seat of Lycoming co., central Pa., on the Susquehanna River; settled 1772, inc. as a borough 1806, as a city 1866. Williamsport grew with the development of the ...

(Encyclopedia) Brown v. Board of Education of Topeka, Kans., case decided by the U.S. Supreme Court in 1954. Linda Brown was denied admission to her local elementary school in Topeka because she was black. When, com...

(Encyclopedia) Arnhem Land, 37,100 sq mi (96,089 sq km), N Northern Territory, Australia, on a wide peninsula W of the Gulf of Carpentaria. The great majority of the region belongs to the Arnhem Land Aboriginal Rese...

(Encyclopedia) Dixon, city (2020 pop. 15,274), seat of Lee co., N Ill., on the Rock River; founded 1830, inc. 1857. Corn and soybeans are grown, cattle are raised, and...