Yesterday at the CMAA Colloquium, Fr James Richardson offered Mass in the Ordinary Form on the feast of St Thomas the Apostle at the Cathedral Basilica of Ss Peter and Paul in Philadelphia. The Latin propers were sung with Chant Mass IV; among the the motets sung were Quia vidisti me, Thoma by Hassler, Mitte manum by Isaac and O salutaris hostia by Anerio. The choir directors pictured are Nathan Knutson, Dr. Timothy McDonnell and David Hughes; the organist was Michael Garrepy.