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John Day Dam

(Encyclopedia)John Day Dam, 219 ft (67 m) high and 5,640 ft (1,719 m) long, on the Columbia River between Oregon and Wash.; built between 1959 and 1968 by the U.S. Army Corps of Engineers. It is an extremely large ...

Atonement, Day of

(Encyclopedia)Atonement, Day of: see Yom Kippur. ...

New Year's Day

(Encyclopedia)New Year's Day, among ancient peoples the first day of the year frequently corresponded to the vernal or autumnal equinox, or to the summer or winter solstice. In the Middle Ages it was celebrated amo...

Lewis, Cecil Day

(Encyclopedia)Lewis, Cecil Day: see Day Lewis, Cecil. ...

Ben Day process

(Encyclopedia)Ben Day, or Benday, process: see printing. ...

Six-Day War

(Encyclopedia)Six-Day War: see Arab-Israeli Wars. ...

Seventh-day Adventists

(Encyclopedia)Seventh-day Adventists: see Adventists. ...

Seventh-Day Baptists

(Encyclopedia)Seventh-Day Baptists, Protestant church holding the same doctrines as other Calvinistic Baptists but observing the seventh day of the week as the Sabbath. In the Reformation in England the observance ...

Saint Valentine's Day

(Encyclopedia)Saint Valentine's Day, Western European Christian holiday, originally the Roman feast of Lupercalia. It was christianized in memory of the martyrdom of St. Valentine in a.d. 270, who, in medieval time...

Clarence, George, duke of

(Encyclopedia)Clarence, George, duke of, 1449–78, son of Richard, duke of York, and brother of Edward IV. In defiance of Edward, Clarence married Isabel Neville and joined her father, Richard Neville, earl of War...