The feast of the Apostles SS Peter and Paul is a Double of the First Class with an Octave. The liturgical colour of the feast, and Octave, i...

Sunday within the Octave of Corpus Christi , the second Sunday after Pentecost, is of semi-double rite and its liturgical colour is white, ...

The feast of the Most Holy Trinity is now a Double of the First Class having been raised to that rank in the reforms of 1911-13. Prior to th...