Most of the scores we have in print are on the 3rd floor, South Tower, of the Main Library.
All rare and unique scores are kept in the McCormick Library of Special Collections, Deering Library.
You'll need this information to locate scores and books in the Music Library.
Digital score collections made available by libraries and archives. Freely available on the web, these are mostly digital versions of manuscripts and sheet music collections.
Scores made available by organizations not affiliated with a school, library or archives. Most of this is published music that is in the public domain.