http://www.bachcentral.com Bach Central Biography, information of his music, and MIDI files. http://www.lutheran-hymnal.com/organbook/organbuchlein_gm.htm Lutheran Hymnal MIDI files, with versions for general MIDI and for specific Roland synthesizer models. http://www.jsbchorales.net The Bach Chorales 400 and more MIDI files. Some graphics and Quick Time movies.