Sunday 12 July. Sixth Sunday after Trinity. Anthem after Compline: Ave regina celorum.
Monday 13. Feria II. Sub tuum presidium.
Tuesday 14. Feria III. O florens rosa.
Wednesday 15. The Dispersal of the Apostles, semidouble. Rogamus te.
Thursday 16. Translation of St Swithun, bishop, semidouble. Ave stella matutina.
Friday 17. St Alexis, confessor not a bishop, three lessons. Mundi domina.
Saturday 18. Sabbath. Salve regina.
The feast of the divisio apostolorum, kept in various parts of the Church even into the twentieth century, commemorates the missionary activity of the apostles after their departure from Jerusalem to the peripheries.
UPDATE: See now the Muniment Room for details about the survival of this feast in England as late as 1910.