Contains the most important classical music scores, manuscripts, and previously unpublished material, allowing for the study and analysis of more than 45,000 musical scores (full, study, piano, and vocal scores).
The Historic American Sheet Music Project provides access to digital images of 3042 pieces from the collection, published in the United States between 1850 and 1920 held at the David M. Rubenstein Rare Book & Manuscript Library at Duke University.
Consists of over 29,000 pieces of American popular music from 1780 to 1980, but its strength is its thorough documentation of nineteenth-century America through popular music.