The Music Treasures Consortium provides online access to the world's most valued music manuscripts and print materials, held at the most renowned music archives, in order to further research and scholarship.
Digitized sheet music editions of Classical and Contemporary Music based on public domain editions. Includes some MIDI files. Includes works by Bach, Beethoven, Chopin, Handel, and Mozart. As well as a number of modern editions, arrangements and new music where the respective editors, arrangers and composers have chosen to make the works freely available.
(Eastman School of Music at the University of Rochester) Contains more than 12,000 digitized manuscripts and scores in the public domain. Many of these are unique to the Sibley Music Library collection. Also try the Dissertation and other collections