A Commentary On the Psalms from Primitive and Mediaeval Writers

Gregorian. Monday: Vespers. [Maundy Thursday, Good Friday, Commemoration of Passion, Five Wounds, Office of the Dead: Vespers. Little Office of B.V.M.: Terce.]

Monastic. Weekdays: Terce.

Ambrosian. Monday: Vespers.

Parisian. Tuesday: Vespers. [Maundy Thursday: Vespers.]

Lyons. Monday: Vespers.

Quignon. Wednesday: Compline.