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Albright, Ivan Le Lorraine

(Encyclopedia) Albright, Ivan Le LorraineAlbright, Ivan Le Lorraineôlˈbrīt [key], 1897–1983, American painter, b. North Harvey, Ill. Allied with the Magic Realist group, Albright developed a style…

Ferris, Woodbridge Nathan

(Encyclopedia) Ferris, Woodbridge Nathan, 1853–1928, American educator and public official, b. Tioga co., N.Y. After study (1873–74) at the Univ. of Michigan, he taught in country schools, and became…

Foulis, Andrew

(Encyclopedia) Foulis, AndrewFoulis, Andrewfoulz [key], 1712–75, and Robert Foulis, 1707–76, Scottish printers, brothers. They worked in partnership as printers to the Univ. of Glasgow. Their…

ammonium sulfate

(Encyclopedia) ammonium sulfate, chemical compound, (NH4)2SO4, a colorless-to-gray, rhombohedral crystalline substance that occurs in nature as the mineral mascagnite. It is soluble in water and…

fulminate

(Encyclopedia) fulminatefulminatefŭlˈmĭnāt [key], any salt of fulminic acid, HONC, a highly unstable compound known only in solution. The term is most commonly applied to the explosive mercury (II)…

patina

(Encyclopedia) patinapatinapătˈənə [key], coating of carbonate of copper on articles of copper or bronze, formed after long exposure to a moist atmosphere or burial in the earth. Although commonly…

White, Stewart Edward

(Encyclopedia) White, Stewart Edward, 1873–1946, American author, b. Grand Rapids, Mich., grad. Univ. of Michigan, 1895. The stories collected in The Claim Jumpers (1901) and The Blazed Trail (1902)…

Valle, Pietro della

(Encyclopedia) Valle, Pietro dellaValle, Pietro dellapyĕˈtrō dĕlˈlä välˈlā [key], 1586–1652, Italian traveler in Asia. He sailed (1614) from Venice; spent a year in Constantinople, where he studied…

cerussite

(Encyclopedia) cerussitecerussitesērˈəsīt [key], colorless to white or gray mineral, sometimes yellowish or greenish, transparent to opaque, very brittle, crystallizing in the orthorhombic system and…