Additional
Information: Adam de la Halle (1245- c.1287) was a French trouvère poet and composer. His "Le Jeu de Robin et de Marion" led to the birth of opèra comique.
Halle, Adam de la Sites:
Adam de la Halle Adam de la Halle: Very brief profile. (Halle, Adam de la) http://www.karadar.net/Dictionary/halle.html
Halle, Adam de la (c. 1237 - c. 1287) Halle, Adam de la (c. 1237 - c. 1287): Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers. (Halle, Adam de la) http://stevenestrella.com/composers/composerfiles/halle1287.html
Classical Music Archives: Halle Classical Music Archives: Halle: Music files offered in MIDI format. (Halle, Adam de la) http://www.classicalarchives.com/early-h.html#HALLE