A Commentary On the Psalms from Primitive and Mediaeval Writers

Gregorian. Sunday: II. Nocturn. [Easter Eve: Matins. Corpus Christi: I. Nocturn. Feasts of the Precious Blood and Shroud: Matins. Common of Many Martyrs: II. Nocturn.]

Monastic. Friday: Prime.

Parisian. Wednesday: Compline.

Lyons. Sunday: II. Nocturn.

Ambrosian. Monday of the First Week: II. Nocturn.

Quignon. Tuesday: Compline.