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Philadelphia, city, United States

(Encyclopedia)Philadelphia, city (2020 pop. 1,603,797), coextensive with Philadelphia co., SE Pa., on the Delaware River c.100 mi (160 km) upstream at the influx of t...

eyeglasses

(Encyclopedia)eyeglasses or spectacles, instrument or device for aiding and correcting defective sight. Eyeglasses usually consist of a pair of lenses mounted in a frame to hold them in position before the eyes. Th...

Greenback party

(Encyclopedia)Greenback party, in U.S. history, political organization formed in the years 1874–76 to promote currency expansion. The members were principally farmers of the West and the South; stricken by the Pa...

Richard of Saint Victor

(Encyclopedia)Richard of Saint Victor, d. 1173, Scottish monk and mystic, prior of the Abbey of St. Victor, Paris. His principal importance is in the history of mystical theology, in which he is a successor to Hugh...

Knox, Frank

(Encyclopedia)Knox, Frank (William Franklin Knox), 1874–1944, U.S. Secretary of the Navy (1940–44), b. Boston. He joined the Rough Riders in the Spanish-American War and also served in World War I. Knox was gen...

Williams, William, American painter

(Encyclopedia)Williams, William, c.1710–c.1790, American painter, b. England. He probably led a seafaring life before settling (c.1747) in Philadelphia, where he was Benjamin West's first instructor in painting. ...

daylight saving time

(Encyclopedia)daylight saving time (DST), time observed when clocks and other timepieces are set ahead so that the sun will rise and set later in the day as measured by civil time. The amount of daylight on a given...

Hall, Charles Francis

(Encyclopedia)Hall, Charles Francis, 1821–71, American arctic explorer, b. Rochester, N.H. He became interested in the many search expeditions for Sir John Franklin's party, and with Eskimo companions he explored...

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