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computer music

(Encyclopedia) computer music, term used to describe music composed or performed with the aid of a computer. The first substantial piece of music composed on a computer was the Illiac Suite (1956) by…

tin

(Encyclopedia) tin, metallic chemical element; symbol Sn [Lat. stannum]; at. no. 50; at. wt. 118.710; m.p. 231.9681℃; b.p. 2,270℃; sp. gr. 5.75 (gray), 7.3 (white); valence +2 or +4. Tin exhibits…

Revere, Paul

(Encyclopedia) Revere, Paul, 1735–1818, American silversmith and political leader in the American Revolution, b. Boston. In his father's smithy he learned to work gold and silver, and he became a…

wind instrument

(Encyclopedia) CE5 Wind instruments wind instrument, in music, any instrument whose tone is produced by a vibrating column of air. In the pipe organ the column of air is set into vibration by…

Famous Firsts in Aviation

Cayley's Helicopter Wilbur and Orville Wright with their second powered machine. Source: Library…

People Who Died in 2007

See also 2006 Deaths 2005 Deaths 2004 Deaths 2003 Deaths 2002 Deaths 2001 Deaths 2000 Deaths 1999…

The Boston Marathon Fact Sheet

A guide to the world's most celebrated road race by Erin Teare Martin, Mike Morrison, and Catherine McNiff Shoes from the 2013 Boston Marathon Memorial Exhibit The Boston Marathon Virtual Tour…