St. Thomas, Apostle (transferred from Dec 21)

Color: Red

Flowers are permitted.

The organ may be played.

Commemorations: Advent Feria

Mass

After Terce, Commemoration of the Feria.

Gloria. Credo.

Preface: Apostles

Office

Doxology: Per Annum

Hymn Tone: Advent

Lauds: Commemoration of the Feria

Vespers: Second Vespers of the feast, Commemoration of the Feria (Great Antiphon "O Rex Gentium")