...is a series of four volumes with a mission to provide a reliable and authoritative source for scores of the classical canon, as well as a resource for the discovery of lesser-known contemporary works. The collections encompass all major classical musical genres and time periods from the Middle Ages to the 21st century. With full, study, piano, and vocal scores, this comprehensive collection will enhance the study of music history, performance, composition and theory for a variety of scholars.
"The sheet music in this digital collection has been selected from the Sheet Music Collection at the John Hay Library at Brown University. The full collection consists of approximately 500,000 items, of which perhaps 250,000 are currently available for use. It is one of the largest collections of sheet music in any library in the United States. "
"Begun in December 1998, CPDL is one of the world's largest free sheet music sites. You can use CPDL to find scores, texts, translations, and information about composers." The site can be browsed or searched.
"... is a project for the creation of a virtual library of public domain music scores based on the wiki principle; it is also more than that. Users can exchange musical ideas through the site, submit their own compositions, or listen to other people's composition; this makes IMSLP an ever-growing musical community of music lovers for music lovers."
"The Juilliard Manuscript Collection is an extraordinary collection of 140 priceless autograph manuscripts, sketches, engravers proofs and first editions, which were donated to the school in February 2006 by Juilliard Board Chairman Bruce Kovner."
Located in the Special Collections at the Milton S. Eisenhower Library of The Johns Hopkins University, the collection contains over 29,000 pieces of music and focuses on popular American music spanning the period 1780 to 1960. Pieces are indexed on this site; a search will retrieve a catalog description of the pieces. An image of the cover and each page of music will also be retrieved if the music was published before 1923 and is in the public domain.