The manger, three hours before the birth of the Divine Child.Vault of the choir of the church of Saints Michael and Gaëtan.The entrance processionArrival of the celebrant and chantersArrival of the celebrant and chantersPrayer AperiIntoning of the antiphons.The church, superbly decorated and illuminated by candlelightChanting of the LessonsThe schola sings the responsoryThe schola singing the responsoriesChanting of the PsalmsChanting of the PsalmsChanting of the PsalmsChanting of the LessonsThe schola singing the responsoriesIntoning of the antiphons.Chanting of the VerseThe ninth lesson is sung by the celebrantThe ninth lesson is sung by the celebrantIntoning of the Te DeumReturn to the sacristy in procession.The clergy salute the celebrant at the end of the Office.