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presents 130 music manuscripts, letters, and materials representative of a 3,500-item collection documenting the history of Western music from the medieval period through the modern era. Essays by musicologists discuss items from Bach, Beethoven, Brahms, Chopin, Handel, Liszt, Mozart, Schoenberg, Stravinsky, and other composers. (Library of Congress)
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 ![Mozart, Wolfgang Amadeus, 1756-1791, 'Phantasie für eine Orgelwalze], Allegro and Andante in F Minor,' K.](http://www.free.ed.gov/images/resources/moldenhauer.jpg)

Mozart's Allegro and Andante in F Minor |
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