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Turkana, Lake

(Encyclopedia)Turkana, Lake, c.2,500 sq mi (6,475 sq km), NW Kenya and SW Ethiopia, E Africa, in the Great Rift Valley; alt. 1,230 ft (375 m). Surrounded by desolate, volcanic mountains, the 170-mi-long (274-km) al...

Francis Joseph

(Encyclopedia)Francis Joseph or Franz Joseph, 1830–1916, emperor of Austria (1848–1916), king of Hungary (1867–1916), nephew of Ferdinand, who abdicated in his favor. His long reign began in the stormy days o...

Marlboro Music Festival

(Encyclopedia)Marlboro Music Festival, chamber music festival held on the campus of Marlboro College, Marlboro, Vt., annually in July and August. Founded in 1951 by Adolf Busch, Rudolf Serkin, and several others an...

tracer

(Encyclopedia)tracer, an identifiable substance used to follow the course of a physical, chemical, or biological process. In chemistry the ideal tracer has the same chemical properties as the molecule it replaces a...

Steffen, Albert

(Encyclopedia)Steffen, Albert älˈbĕrt shtĕfˈən [key], 1884–1963, Swiss novelist, poet, and playwright, who wrote in German. His works are concerned with the martyrdom and redemption of Christ. To Steffen th...

Cohnheim, Julius

(Encyclopedia)Cohnheim, Julius yo͞oˈlyo͝os kōnˈhīm [key], 1839–84, German experimental histologist and pathologist. In a relatively brief life Cohnheim made a series of remarkable contributions to the rapid...

Alfonso II, Spanish king of Asturias

(Encyclopedia)Alfonso II (Alfonso the Chaste), 759–842, Spanish king of Asturias (791–842), grandson of Alfonso I. He established his capital at Oviedo, which his father, Fruela I, had founded. Continuing the s...

Demetrius II, king of ancient Syria

(Encyclopedia)Demetrius II (Demetrius Nicator) nīkāˈtər [key], d. c.125 b.c., king of ancient Syria, son of Demetrius I. He was aided against the usurper, Alexander Balas, by Ptolemy VI (Ptolemy Philometer). He...

Albert II, king of the Belgians

(Encyclopedia)Albert II, 1934–, king of the Belgians (1993–2013), the younger son of Leopold III. He married Donna Paola Ruffo de Calabria in 1959; they have three children. Albert became king when Baudouin, hi...

Ferdinand II, king consort of Portugal

(Encyclopedia)Ferdinand II, 1816–85, king consort of Portugal (1837–53). The eldest son of Ferdinand, duke of Saxe-Coburg-Gotha, he married Maria II (Maria da Glória) of Portugal in 1836. After her death (1853...