Dunno if I already shared this, but here's a fine set under the care of Capella Amsterdam and Red Byrd Ensemble, featuring sacred music composed by L�onin of Paris (fl.1150s-d.1201?). Also available in the Medieval Music thread.

http://www.mirrorcreator.com/files/0HUOFXDX/Magister_Leoninus_-_Sacred_Music_from_Twelfth-Century_Paris_(Hyp__rion__2009).zip_links

Thank you once again.