A number of editions of the L.U. appeared before 1912, usually they had both chant notation and modern notation editions. The arrangement of the book and contents varied. Mine has the Kyriale, Propers for Sundays and Feasts, commons but only Vespers for major Feasts.
To participate in the discussions on Catholic church music, sign in or register as a forum member, The forum is a project of the Church Music Association of America.