The following are major archival collections of Jewish music, including sheet music, sound recordings, manuscripts, and books. For online collections, see Commercial Recordings, Field Recordings, and Sheet Music.
American Jewish Archives - Judaica library and archives including music collections
Robert and Molly Freedman Jewish Sound Archive, UPenn - Search 4,000+ Jewish recordings by author, title, keyword or the first line of the song.
Hebrew Union College -Substantial Judaica collection including sheet music. Some of this has been reproduced in Jane Peppler's American Yiddish penny songs by Morris Rund and others : the Hebrew Union College collection of Yiddish broadsides, 1895-1925.
Jewish Theological Seminary - Substantial collection of published and archival Jewish music.