- Symbolism4
- Aelred, of Rievaulx, Saint, 1110-11673
- Antiphons (Music)--Criticism and interpretation3
- Benedict, Saint, Abbot of Monte Cassino3
- Bible. O.T. Psalms--Criticism, interpretation, etc.3
- Catholic Church--Liturgy--Bibliography3
- Catholic Church--Liturgy--Texts3
- Catholic Church--Roman ritual3
- Catholic Church--Spirituality3
- Christian poetry3
- Christianity and culture3
- Doxology3
- Eschatology3
- Fasts and feasts--Catholic Church3
- Funeral rites and ceremonies3
- Isaac, of Stella, d. 11693
- Liturgics3
- Mary, Blessed Virgin, Saint--Songs and music3
- Mass--Prayers and devotions3
- Rites and ceremonies3