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Van Der Zee, James

(Encyclopedia)Van Der Zee, James, 1886–1983, American photographer, b. Lenox, Mass. The son of Ulysses S. Grant's maid and butler, Van Der Zee opened his first studio in Harlem, New York City, in 1915. For 60 yea...

Helmont, Jan Baptista van

(Encyclopedia)Helmont, Jan Baptista van yän bäptĭsˈtä vän hĕlˈmônt [key], 1577–1644, Flemish physician, chemist, and physicist. He attributed physiological changes to chemical causes, but his conclusions...

Van Allen, James Alfred

(Encyclopedia)Van Allen, James Alfred, 1914–2006, American physicist and space scientist, Mt. Pleasant, Iowa. A graduate (Ph.D 1939) of and professor of physics (1951–85) at what is now the Univ. of Iowa, where...

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