PDF Download • “Keenly Rare!” • Gregorian Chant Booklet on 5 Lines (1920) — 326 Pages
There must have been a need for such a booklet, otherwise he would not have gone to the trouble of creating it!
Pope Saint Paul VI (3 April 1969): “Although the text of the Roman Gradual—at least that which concerns the singing—has not been changed, the Entrance antiphons and Communions antiphons have been revised for Masses without singing.”