Cd's of Sainte Colombe
I agonized trying to find these recording back in the 90's when I saw this film, but now it would seem they are not so hard to locate:
http://www.amazon.com/s/ref=nb_ss_gw/002-0772984-0722464?url=search-alias%3Daps&field-keywords=sainte+colombe&x=0&y=0