The Order of Preachers has published a new chant book called Cantus Selecti O.P., which contains chants from the Order's traditional repertoire, including chants for Compline, a selection of Mass ordinaries, and others from throughout the liturgical year.

The introduction by Fr. Bruno Cadoré, O.P., Master of the Order, is available here: http://www.op.org/en/content/cantus-selecti-op-selection-fifty-dominican-chants

The book is available here: http://www.lulu.com/shop/ordo-praedicatorum/cantus-selecti-op/hardcover/product-23070748.html

The project was compiled using Gregorio.