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Oort, Jan Hendrik

(Encyclopedia)Oort, Jan Hendrik ōrt [key], 1900–1992, Dutch astronomer. He confirmed (1927) Bertil Lindblad's theory of the Milky Way galaxy's rotation. In the 1950s he and his colleagues used radio astronomical...

galena

(Encyclopedia)galena gəlēˈnə [key] or lead glance, lustrous, blue-gray mineral crystallizing usually in cubes, sometimes in octahedrons. It is the most important ore and the principal source of lead. It consist...

Mansfield, Sir Peter

(Encyclopedia)Mansfield, Sir Peter, 1933–2017, British physicist, Ph.D. Queen Mary College, London, 1962. He was a professor at the Univ. of Nottingham from 1964 to 1994. In 2003 Mansfield shared the Nobel Prize ...

Ritter, Tex

(Encyclopedia)Ritter, Tex (Woodward Maurice Ritter), 1905–74, American country singer, b. Murvaul, Tex. He moved (1930) to New York, where he performed in musicals and on the radio. Settling (1936) in California,...

Morse code

(Encyclopedia)CE5 Morse code [for S. F. B. Morse], the arbitrary set of signals used on the telegraph (see code). It may also be used with a flash lamp for visible signaling. The international (or continental) M...

International Fund for Agricultural Development

(Encyclopedia)International Fund for Agricultural Development(IFAD), specialized agency of the United Nations with headquarters in Rome, Italy. IFAD grew out of the 1974 World Food Conference; it was established in...

United Nations Industrial Development Organization

(Encyclopedia)United Nations Industrial Development Organization (UNIDO), specialized agency of the United Nations. Headquartered in Vienna, it was organized in 1966 and made a specialized UN agency in 1985. UNIDO'...

Paulist Fathers

(Encyclopedia)Paulist Fathers, American society of Roman Catholic priests, officially named the Society of Missionary Priests of St. Paul the Apostle (Latin abbr., C.S.P.). It was founded (1858) by Isaac Hecker, wh...

Saint-Cloud

(Encyclopedia)Saint-Cloud săN-klo͞oˈ [key], town (1990 est. pop. 28,673), Hauts-de-Seine dept., N central France, a suburb W of Paris on the Seine River. It is a residential town and resort, with a famous racetr...

Guthrie, Sir Tyrone

(Encyclopedia)Guthrie, Sir Tyrone, 1900–1971, English stage director, playwright, and writer. Guthrie directed the Scottish National Players (1926–28), the Festival Theatre, Cambridge (1929–30), and the Old V...