A special Mass was requested by the Oblate Sisters of St Francis de Sales for the Beatification of Ven Louis Brisson, their Founder, this coming September 22, 2012 in Troyes France, and M Eric Leroy responded to this request.
You may listen to and view the chanting of the Gloria, Sanctus and Agnus Dei here:
https://sites.google.com/site/evsfxparis/Actualite/beatificationduperelouisbrisson
You may download the sheet music for these Mass parts here:
It was created and registered by the Vocal Ensemble of St. Francis Xavier to be distributed to the faithful who will participate in the Liturgy.