St. William, Abbot

Color: White

Commemorations: Octave of St. John the Baptist

Mass

After Terce, Commemoration of the Octave.

Gloria. No Credo.

Preface: Common

Office

Doxology: Per Annum

Hymn Tone: Ordinary

Lauds: Commemoration of the Octave

Vespers: Vespers are split; from the Chapter onward of the following day, Commemorations of the preceding and of the Octave