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Siemens, Sir William

(Encyclopedia)Siemens, Sir William, 1823–83, English electrical engineer, b. Germany; brother of Ernst Werner von Siemens. Originally his name was Carl Wilhelm Siemens. After visiting England to introduce an elec...

Friedländer, Max J.

(Encyclopedia)Friedländer, Max J. frēdˈlĕndər [key], 1867–1958, German art historian. Educated in Munich, he became director of the Kaiser Friedrich Museum in Berlin. He left Germany in 1933 and settled in H...

Blankenburg

(Encyclopedia)Blankenburg bätˈ [key], city, Saxony-Anhalt, E central Germany. It is a spa located at the ...

Stradella, Alessandro

(Encyclopedia)Stradella, Alessandro älĕs-sänˈdrō strädĕlˈlä [key], 1642?–1682, Italian composer of operas, cantatas, oratorios, and instrumental music. Few facts but many legends exist concerning his lif...

Beach Boys, The

(Encyclopedia)Beach Boys, The, American rock music band formed in 1961 by brothers Brian Wilson, 1942–, Dennis Wilson, 1944–83, and Carl ...

Gould, Glenn

(Encyclopedia)Gould, Glenn, 1932–82, Canadian pianist and composer. A prodigy, he began study at the Royal Conservatory of Music in Toronto at 12. He was piano soloist with the Toronto Symphony at 14, and by the ...

accordion

(Encyclopedia)CE5 Accordion accordion, musical instrument consisting of a rectangular bellows expanded and contracted between the hands. Buttons or keys operated by the player open valves, allowing air to enter...

world soul

(Encyclopedia)world soul, Lat. anima mundi, in philosophy, term denoting a universal spirit or soul that functions as an organizing principle. While many early Greek philosophers saw the world as of one principle, ...

Racine

(Encyclopedia)Racine rəsēnˈ [key], industrial city (1990 pop. 84,298), seat of Racine co., SE Wis., on Lake Michigan, at the mouth of the Root River; inc. 1848. It is a port of entry, and its manufactures includ...

complex variable analysis

(Encyclopedia)complex variable analysis, branch of mathematics that deals with the calculus of functions of a complex variable, i.e., a variable of the form z=x+iy, where x and y are real and i=−1 (see number). A...