"The Bach digital portal offers a Digital Library containing: complete digitized scans of manuscripts; a database listing manuscript sources of works by
members of the Bach family; catalogs of works by members of the Bach family.
Indices of chants in selected manuscripts and early printed sources of the Liturgical Office.
Juilliard manuscript collection
A collection of autograph and working manuscripts, sketches, engraver's proofs and first editions. The collection comprises 138 items, including printed
editions with extensive composer markings.
Music Library Letters Database
Includes unique letters from/to composers and musical performers, acquired by the Gilmore Music Library through purchase and gift. The collection constitutes
of manuscript letters from many of the greatest names of the classical music canon such as Beethoven, Brahms, Haydn, and Tchaikovsky as well as famed American composers like Elliott Carter, Virgil Thomson, Aaron Copland, and many others.
Digitized versions of the Schumann manuscripts available at the Universität-Bonn.