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bluestone

(Encyclopedia)bluestone, common name for the blue, crystalline heptahydrate of cupric sulfate called chalcanthite, a minor ore of copper. It also refers to a fine-grained, light to dark colored blue-gray sandstone....

flycatcher

(Encyclopedia)flycatcher, common name for various members of the Old World family Muscicapidae, insectivorous songbirds including the kingbirds, phoebes, and pewees. Flycatchers vary in color from drab to brilliant...

Leo Africanus

(Encyclopedia)Leo Africanus ăfrĭkāˈnəs [key], c.1465–1550, Moorish traveler in Africa and the Middle East. His Arabic name was Al-Hasan ibn Muhammad. Captured by pirates, he was sent as a slave to Pope Leo X...

Marler, Peter Robert

(Encyclopedia)Marler, Peter Robert, 1928–2014, British ethologist, b. Slough, England, Ph.D University College London, 1952, and Cambridge, 1954. At Cambridge he was introduced to the sonic spectrograph, an instr...

Hammond, James Henry

(Encyclopedia)Hammond, James Henry, 1807–64, American statesman, b. Newberry co., S.C. A lawyer and the owner of large plantations on the Savannah River, Hammond was an early believer in secession. He voiced this...

Anthony, Kenny

(Encyclopedia)Anthony, Kenny (Kenneth Davis Anthony), 1951–, St. Lucian political leader and lawyer. He taught before becoming an adviser to the St. Lucian ministry of education and culture (1979–80) and St. Lu...

Gibson, Charles Dana

(Encyclopedia)Gibson, Charles Dana, 1867–1944, American illustrator, b. Roxbury, Mass., studied at the Art Students League and in Paris. His work for Life, Century, Harper's, Scribner's, Collier's Weekly, and oth...

Baffin, William

(Encyclopedia)Baffin, William, c.1584–1622, British arctic explorer. He was pilot on two expeditions (1615–16) sent out to search for the Northwest Passage under command of Robert Bylot, who was formerly with H...

Addams, Charles Samuel

(Encyclopedia)Addams, Charles Samuel, 1912–88, American cartoonist, b. Westfield, N.J. Beginning in 1932, Addams's work appeared regularly in the New Yorker, to which he eventually contributed more than 1,300 car...

Grey, Zane

(Encyclopedia)Grey, Zane, 1872–1939, American writer of Western stories, b. Zanesville, Ohio, as Pearl Zane Gray, grad. Univ. of Pennsylvania, 1896. His melodramatic tales of the West and Southwest are vivid in t...