RISM (Répertoire International des Sources Musicales) is an international joint enterprise which aims to provide comprehensive documentation of existing music manuscripts throughout the world. In this contextmusic manuscripts after 1600 from variouscountries are recorded in the database at RISM's editorial headquarters. Each manuscript is listed with its musical incipit in musical notation, and can be accessed by numerous indexes. The database contains614,000 works.
Internationales Quellenlexikon der Musik (RISM)