Free-scores.com Mondial de la Partition Gratuite (Partitions Gratuites PDF, MIDI et MP3)
Free Sheetmusic Library All the files are derived from public domain music in editions that are in the public domain. So you may freely copy, print, distribute the files.
Musica Viva - Free sheet music downloads and more The internet center for free sheet music downloads. Musica Viva contains more than 17000 classical and traditional titles in gif and pdf formats and more than 5000 in abc format. In addition there's a directory listing hundreds of other sites where you can download sheetmusic.
VARIATIONS Prototype: Online Musical Scores The following selections lead to experimental prototypes of the ways in which musical scores and recording liner notes might be used in conjunction with sound recordings available online through VARIATIONS.