Isaac, Heinrich (c. 1450 - 1517), Netherlands Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays. http://stevenestrella.com/composers/composerfiles/isaac1517.html

Classical Music Archives: Isaac Music files offered in MIDI format. http://www.classicalarchives.com/early-i.html#ISAAC

Isaac, Heinrich Biography following his progression from Flanders to Italy, the development of his music, and a summary list of works. From the Grove Concise Dictionary of Music entry at WQXR radio. http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=4547

Heinrich Isaac Biography, related composers, period background, and discography from the Here of a Sunday Morning radio program. http://www.hoasm.org/IVA/Isaac.html

Heinrich Isaac Karadar Classical Music Dictionary article with brief life and facsimile of a Credo. http://www.karadar.net/Dictionary/isaac.html

Heinrich Isaac (1450-c1517) Listing of vocal works including some lyrics from the Lied and Art Song Texts Page at REC Music. http://www.recmusic.org/lieder/i/isaac.html

Heinrich Isaac Biography and hymn tunes with portrait, MIDI audio, and scores in NWC format from the Cyber Hymnal. http://www.cyberhymnal.org/bio/i/s/isaac_h.htm

Heinrich Isaac (c. 1450 - 1517) Brief biographical sketch and Naxos discography. http://www.naxos.com/composer/btm.asp?fullname=Isaac,%20Heinrich

Mass Settings of Heinrich Isaac Biography and overview of his liturgical works including various combinations of unison and polyphony. http://web.bsu.edu/jcarter2/Isaac.htm

Heinrich Isaac Brief life and recommended recordings from Classical Net's Basic Repertoire List. http://www.classical.net/music/comp.lst/isaac.html

Kunst der Fuge | Heinrich Isaac Missa Carminum offered in MIDI files. http://www.kunstderfuge.com/midi-i.htm#isaac

Heinrich Isaac Brief filmography noting cinematic use of his works from the Internet Movie Database (IMDb). http://us.imdb.com/name/nm0410625/

Jacques Ibert Filmography linked to movies scored by him, or based on his or using his works from the Interent Movie Database (IMDb). http://us.imdb.com/name/nm0006135/