Gregorian Melodies--Popular Chants Directed by Dom Richard Gagne, Monastic Choir of St. Peter's Abbey, Solesmes. Assortment of Gregorian chant taken from the Liber Cantualis, including chants from the Mass, Benediction, Chants to our Lady, and more. Two volumes available, each priced at 16.95 each, each about 1 hour in length. Vol. 2 has the Mass of the Angeles, including the Asperges and Vidi Aquam, among its many other selections.