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Erie, indigenous people of North America

(Encyclopedia)Erie ĭrˈē [key], indigenous people of North America of the Iroquoian branch of the Hokan-Siouan linguistic stock (see Native American languages). In the Iroquoian language the word erie means “lo...

Du Pont, Pierre Samuel

(Encyclopedia)Du Pont, Pierre Samuel, 1870–1954, American industrialist, b. Wilmington, Del., grad. Massachusetts Institute of Technology, 1890. Du Pont worked as a chemist with the family's company, helping to d...

china clay

(Encyclopedia)china clay, one of the purest of the clays, composed chiefly of the mineral kaolinite usually formed when granite is changed by hydrothermal metamorphism. Usage of the terms china clay and kaolin is n...

Sapir, Edward

(Encyclopedia)Sapir, Edward səpērˈ [key], 1884–1939, American linguist and anthropologist, b. Pomerania. Sapir was brought to the United States in 1889. After teaching at the Univ. of California and the Univ. ...

Woolley, Sir Charles Leonard

(Encyclopedia)Woolley, Sir Charles Leonard, 1880–1960, English archaeologist. His early work included excavations at Carchemish (1912–14) and the Egyptian site of Tell el Amarna (1921–22). He was then chosen ...

Wright, Henry

(Encyclopedia)Wright, Henry, 1878–1936, American landscape architect and community planner, b. Lawrence, Kans., studied architecture at the Univ. of Pennsylvania. He was widely recognized as a leader in the movem...

slate

(Encyclopedia)slate, fine-grained rock formed when sedimentary rocks such as shale are metamorphosed by great pressure. Slate splits into perfectly cleaved, broad thin layers; this characteristically regular and pl...

state flowers

(Encyclopedia)state flowers. Each state of the United States has designated, usually by legislative action, one flower as its floral emblem; the rose has been designated by Congress as the national flower of the Un...

Spangenberg, August Gottlieb

(Encyclopedia)Spangenberg, August Gottlieb ouˈgo͝ost gôtˈlēp shpängˈənbĕrk [key], 1704–92, a bishop of the Moravian Church and a founder of that church in America, b. Prussia. While at the Univ. of Jena,...

Carlisle, city, United States

(Encyclopedia)Carlisle kärlīlˈ, kärˈlīl [key], borough (2020 pop. 19,236), seat of Cumberland co., S Pa.; inc. ...