RISM Repertoire International des Sources Musicales RISM Series A/II (Repertoire International des Sources Musicales) contains over 380,000 records of works by more than 18,000 composers from all over the world. These records are based on manuscripts housed at 595 libraries in 31 countries (among others Lund University Libraries, the Music Library of Sweden and the Royal Library, Stockholm). Each individual manuscript is described in detail with up to 100 categories available.