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Leduc

(Encyclopedia)Leduc lədo͞okˈ [key], town (1991 pop. 13,970), central Alta., Canada, S of Edmonton. It is the center of the Leduc oil field (discovered 1947), which is now mostly depleted. The town is an oil stor...

Beers, Clifford Whittingham

(Encyclopedia)Beers, Clifford Whittingham, 1876–1943, American founder of the mental hygiene movement, b. New Haven, Conn., grad. Sheffield Scientific School, Yale, 1897. After the publication of A Mind That Foun...

Bastrop

(Encyclopedia)Bastrop băsˈtrŏpˌ [key], city (2020 pop. 9,711), seat of Morehouse parish, NE La.; founded ...

Taney, Roger Brooke

(Encyclopedia)Taney, Roger Brooke tôˈnē [key], 1777–1864, American jurist, 5th chief justice of the United States (1836–64), b. Calvert co., Md., grad. Dickinson College, 1795. The Senate, incensed by Tan...

Harvey, William Henry

(Encyclopedia)Harvey, William Henry, 1811–66, Irish botanist. An authority on algae, he wrote A Manual of the British Algae (1841), Phycologia Britannica (4 vol., 1846–51), and Phycologia Australica (5 vol., 18...

Haavelmo, Trygve

(Encyclopedia)Haavelmo, Trygve trügˈvə hävelmō [key], 1911–99, Norwegian economist. In the 1940s, he was a pioneer in the field of econometrics, using mathematics and statistics in the formation of economic ...

Ledyard, William

(Encyclopedia)Ledyard, William lĕdˈyərd [key], 1738–81, American Revolutionary officer, b. Groton, Conn. In 1781, as commander of Fort Griswold (near Groton), he refused to surrender, despite threats of massac...

terrace

(Encyclopedia)terrace, a level field built on top of a hillslope into the floor of a deep valley to improve cultivation of crops. Terracing uses the runoff from the hill to increase soil retentiveness and arability...

Shrewsbury, city, United States

(Encyclopedia)Shrewsbury shro͞ozˈbərē [key], town (1990 pop. 24,146), Worcester co., central Mass.; inc. 1727. Plastics, furniture, candy, fire alarm systems, and textiles are manufactured. Gen. Artemas Ward wa...

Proteus, in Greek mythology

(Encyclopedia)Proteus prōˈtēəs, –tyo͞os [key], in Greek mythology, prophetic old man of the sea who tended the seals of Poseidon. He could change himself into any shape he pleased, but if he were nevertheles...