Feria quarta infra octavam Nativitatis
hebdomada 1 psalterii     (albus)

invitatorium
officium lectionis
laudes matutinæ
tertia
(alt)
sexta
(alt)
nona
(alt)
vesperæ
completorium

S. Silvestri I, papæ
pro commemoratione
invitatorium
officium lectionis
laudes matutinæ
vesperæ