GregoBase - Incipit - O

Incipit - O

O ()
O Jesu! (Solesmes)
O mysterium! (Solesmes)
O Sena! (Solesmes)
O admirabile commercium (Dominican)
O admirabile commercium (Solesmes 2000s)
O admirabile commercium (Solesmes 1961)
O admirabile commercium (Solesmes 1934)
O admirabile commercium (Solesmes)
O admirabile commercium (Verona)
O admirabile commercium (alleluia) (Solesmes 1934)
O admirabile gaudium (Venetian)
O Adonai (Verona)
O Adonai (Solesmes)
O Adonai (Solesmes)
O Adonai (Dominican)
O Adonai (Solesmes 1961)
O Adonai (Solesmes 2000s)
O Adonai (Solesmes 1934)
O aeterne Deus (J. Schmidt-Gorg 1969 ed.)
Obaudite me (Dominican)
Obaudite me (Solesmes)
Obaudite me (Dominican)
O beata Catharina! (Solesmes)
O beata Agnes (Dominican)
O beata anima (Solesmes 1934)
O beata Caecilia (Sandhofe)
O beata Caecilia (Dominican)
O beatae passionis (Solesmes 2000s)
O beata et benedicta (Dominican)
O beata infantia (Solesmes 1957)
O beata Margarita (Dominican)
O beata Mater (Solesmes)
O beata Virgo (Solesmes)
O beate Jacobe (Dominican)
O beate Stanislae (Proprium Poloniae)
O beatum Pontificem (Solesmes 1961)
O beatum Pontificem (Solesmes 1934)
O beatum pontificem (Dominican)
O beatum Pontificem qui totis (Solesmes)
O beatum virum cujus (Solesmes)
O beatum virum cujus anima (Dominican)
O beatum virum cujus anima (Solesmes 1934)
O beatum virum cujus anima (Solesmes 1961)
O Beatum virum in cujus (Sandhofe)
O beatum virum in cujus (Solesmes 1957)
O beatum virum Martinum (Sandhofe)
O Beatum virum qui spreto (Solesmes 1934)
Obedientiae pennis (Solesmes 1934)
Oblatus est (Dominican)
Oblatus est (Solesmes)
Oblatus est (Solesmes 1934)
Oblatus est (Verona)
Obliti sunt Deum (Nocturnale Vaticanum)
Obliti sunt Deum (Sandhofe)
O bona crux (Sandhofe)
O bona crux (Dominican (Jandel))
O bone Jesu (Dominican)
Obsecro Domine (Sandhofe)
Obsecro Domine aufer (Solesmes 1961)
Obsecro Domine aufer (Solesmes)
Obsecro Domine memento (Solesmes 1961)
Obsecro Domine memento (Solesmes 1934)
Obsecro Domine memento (Solesmes)
Obsecro Domine (Resp.) (Gregofacsimil)
Obsecro te Azaria (Sandhofe)
Observa fili (Solesmes 1961)
Observa fili (Solesmes 1934)
Observa fili praecepta (Solesmes)
Obtulerunt (Palmer & Burgess)
Obtulerunt (Sandhofe)
Obtulerunt (Solesmes)
Obtulerunt Discipuli ()
Obtulerunt discipuli (Verona)
Obtulerunt discipuli (Solesmes)
Obtulerunt discipuli (Solesmes 2000s)
Obtulerunt discipuli Domino (Solesmes 1934)
Obtulerunt pro eo (Solesmes)
Obtulerunt pro eo (Dominican)
Obtulerunt pro eo (Ant.) (Solesmes 1961)
Obtulerunt pro eo Domino (Simplex)
Obtulerunt pro eo Domino (Solesmes 2000s)
Obtulerunt pro eo Domino (Solesmes 1934)
Obviam sacratissimis pignoribus (Solesmes 1935)
O Caelestis norma vitae (Solesmes 1934)
O Caelestis norma vitae (Solesmes 1934)
O Caelestis norma vitae (Solesmes 1934)
O Caelestis norma vitae (Solesmes 1934)
O Caput cruentatum (Vatican)
O castitatis signifer (Solesmes 1983)
O Catharina nobilis! (Solesmes)
Occidit Herodes (Solesmes 2000s)
Occurrunt turbae (Palmer & Burgess)
Occurrunt turbae (Vatican)
Occurrunt turbae (Solesmes)
Occurunt turbae (Dominican)
O certe praecipuus (Dominican)
O Christe robur Martyrum (Proprium Poloniae)
O Christi pietas (Dominican)
O Christi sponsa (Dominican)
O Clavis (Dominican)
O Clavis David (Verona)
O Clavis David (Solesmes 2000s)
O Clavis David (Solesmes 1961)
O clavis David (Dominican)
O clavis David (Solesmes)
O clavis David (Solesmes)
O clavis David et sceptrum (Solesmes 1934)
O cor amoris victima (Solesmes)
O Crucis victoria (Sandhofe)
O Crucis victoria ()
O crux admirabilis (Dominican)
O crux admirabilis (Solesmes 2000s)
O crux benedicta quae (Dominican)
O crux benedicta quae (Solesmes 1934)
O crux benedicta quae (Solesmes 1961)
O Crux benedicta quae sola (Solesmes)
O crux benedicta quia (Dominican)
O Crux fructex salvificus! (Solesmes)
O Crux gloriosa (gregofacsimil)
O crux gloriosa (Solesmes)
O Crux splendidior (Solesmes)
O Crux splendidior (Solesmes 1934)
O crux splendidior (Dominican)
O crux splendidior (Solesmes 1961)
O Crux venerabilis (Sandhofe)
O Crux venerabilis ()
Oculi Domini super metuentes (Solesmes 1934)
Oculi mei (Vatican)
Oculi mei (Dominican)
Oculi mei (Solesmes)
Oculi mei (Solesmes 1981)
Oculi mei (Cisterciensis 1955)
Oculi mei (Verona)
Oculi mei (Palmer & Burgess)
Oculi mei (Simplex)
Oculi omnium (Chants Abreges)
Oculi omnium (Vatican)
Oculi omnium (Dominican)
Oculi omnium (Triplex)
Oculi omnium (Palmer & Burgess)
Oculi omnium (Nivers)
Oculi omnium (Solesmes)
Oculis ac manibus (Dominican)
Oculis ac manibus (Sandhofe)
Oculis ac manibus (Solesmes 1961)
Oculis ac manibus (Solesmes 1934)
Oculis ac manibus (Solesmes)
Oculus Dei (Solesmes)
Oculus Dei (Vatican)
Oculus Dei (Solesmes)
O decus Ecclesiae (Dominican)
O dignissima Christi sponsa (Solesmes 1934)
O Dio ()
O Doctor optime (Solesmes 1961)
O Doctor optime (Solesmes 1934)
O doctor optime (Dominican)
O Doctor optime(Athanasi) (Solesmes 1934)
O Doctor optime (nomina doctorum) (Solesmes 1934)
O Domine (Solesmes 1934)
O Domine... ego servus (Solesmes)
O Domine... et filius (Solesmes)
O Domine salvum me (Solesmes)
O Domine salvum me fac (Verona)
Odor tuus (Solesmes 2000s)
Odor vestimentorum (S. Rita) (Solesmes 1961)
O Emmanuel (Solesmes)
O Emmanuel (Solesmes 1961)
O Emmanuel (Solesmes)
O Emmanuel (Dominican)
O Emmanuel (Solesmes 2000s)
O Emmanuel (Verona)
O esca viatorum (Polyphonique)
O esca viatorum (Tenor)
O esca viatorum (Basse)
O felicem virum (Solesmes 1957)
O felix felicis (Dominican)
Offerentur Regi virgines (Sandhofe)
Offerte vobis pacem (Solesmes)
O filii et filiae (Solesmes)
O filii et filiae (Annamitice)
O filii et filiae (Polish)
O filii et filiae II (Annamitice)
O filii et filiae III (Annamitice)
O filii et filiae IV (Annamitice)
O florem Eden (Proprium Poloniae)
O frondens virga (J. Schmidt-Gorg 1969 ed.)
O gente felix (Dominican)
O gente felix hospita (Solesmes)
O gloriosa Dei Genitrix (Solesmes 1957)
O gloriosa Domina (Solesmes 1934)
O gloriosa Domina (Cistercian)
O gloriosa domina (Solesmes 1983)
O gloriosa Virginum (Vatican)
O gloriosa Virginum (Vatican)
O gloriosa virginum (Solesmes 1961)
O gloriosi Apostoli (Solesmes 1957)
O Heros ()
O Hippolyte (Sandhofe)
O ignis spiritus ()
O ineffabiliem virum (Sandhofe)
O Jesu mi ()
O Joachim (Solesmes)
O Joachim (Vatican)
Oleum effusum (Dominican)
Oleum effusum (Solesmes 1961)
Oleum effusum (Solesmes 1934)
Oleum effusum nomen (Solesmes)
Olim mundo minoratus (Solesmes)
O lingua benedicta (Solesmes)
O lumen (Dominican)
O lumen Ecclesiae (Dominican)
O lux beata Caelitum (Solesmes 1983)
O lux beata Caelitum (Solesmes 1961)
O lux beata Caelitum (Dominican)
O lux beata Caelitum (Solesmes)
O lux beata Caelitum (Solesmes 2000s)
O lux beata Trinitas (Solesmes 2000s)
O lux beata Trinitas (Cistercian)
O lux beata Trinitas (Dominican)
O lux beata Trinitas (aestivalis) (Solesmes 1934)
O lux beata Trinitas (aestivalis) (Solesmes 1934)
O lux beata Trinitas (hiemalis) (Solesmes 1934)
O lux et decus (Dominican)
O lux salutis nuntia (Solesmes 2019)
O magnam dignitatem (Solesmes 1961)
O magnum (Solesmes 1934)
O Magnum Mysterium (English)
O magnum mysterium (Sandhofe)
O magnum mysterium (Solesmes 1961)
O magnum mysterium (Resp.) (Gregofacsimil)
O magnum pietatis (Solesmes 1961)
O magnum pietatis (Solesmes)
O magnum pietatis (Dominican)
O magnum pietatis (Solesmes 1934)
O Margarita poenitens (Solesmes)
O Maria Dei cella (Solesmes)
O Maria, gratia plena (Solesmes)
O Maria mater pia (Solesmes)
O Maria Mater pia Mater (Solesmes)
O Maria rubens rosa (Engelberg)
O Maria Virgo Honesta ()
O Maria vitae via (Solesmes)
O Maria vitae via (Solesmes)
O Martine (Solesmes 1957)
O Martine (Dominican)
O martyr desiderio (Dominican)
O martyr egregie (Dominican)
O Martyr invictissime (Proprium Poloniae)
O memoriale (Solesmes 2000s)
O mi Jesu (Annamitice)
O mi Jesu (Azeri)
O mira caritas (Solesmes)
O mira res (Solesmes 1957)
Omne datum (Verona)
Omne quod dat (Verona)
Omne quod dat mihi (Solesmes 1934)
Omne quod dat mihi (Solesmes 1961)
Omne quod dat mihi Pater (Annamitice)
Omnes amici mei (OSB)
Omnes amici mei (Solesmes 1961)
Omnes amici mei dereliquerunt (Sandhofe)
Omnes Angeli (Solesmes 1934)
Omnes Angeli eius (Solesmes 1981)
Omnes angeli eius (Simplex)
Omnes Angeli ejus (Solesmes)
Omnes Angeli ejus (Solesmes 1934)
Omnes angeli ejus (Dominican)
Omnes autem (Verona)
Omnes autem vos (Solesmes)
Omnes autem vos (Solesmes 1961)
Omnes autem vos fratres estis (Solesmes 1934)
Omnes collaudant (Solesmes)
Omnes collaudant (Verona)
Omnes collaudant (Palmer & Burgess)
Omnes collaudant (ad. lib.) (Solesmes)
Omnes de Saba (Solesmes)
Omnes de Saba (Vatican)
Omnes de Saba (Solesmes)
Omnes de Saba (Palmer & Burgess)
Omnes de Saba (Solesmes 1961)
Omnes de Saba (Dominican)
Omnes de Saba (Dominican)
Omnes de Saba (Solesmes 1961)
Omnes de Saba (Verona)
Omnes de Saba (Solesmes)
Omnes de Saba (Solesmes 1934)
Omnes de Saba (Solesmes 1934)
Omnes de Saba (Solesmes 1934)
Omnes de Saba (Resp.) (Sandhofe)
Omnes de Saba (Resp.) (Gregofacsimil)
Omnes de Saba venient (Solesmes 1934)
Omnes Gentes (Sandhofe)
Omnes Gentes ()
Omnes gentes (Palmer & Burgess)
Omnes gentes (Palmer & Burgess)
Omnes gentes (Verona)
Omnes gentes (Palmer & Burgess)
Omnes gentes (Comm.) (Vatican)
Omnes gentes (Comm.) (Solesmes)
Omnes gentes per gyrum (Solesmes 1961)
Omnes gentes per gyrum (Solesmes)
Omnes gentes per gyrum (Solesmes 1934)
Omnes gentes per gyrum (Dominican)
Omnes gentes plaudite (Palmer & Burgess)
Omnes gentes plaudite (All) (Solesmes)
Omnes gentes plaudite (All) (Vatican)
Omnes gentes plaudite (Intr) (Solesmes)
Omnes gentes plaudite (Intr) (Dominican)
Omnes gentes plaudite (Intr) (Vatican)
Omnes gentes (Ps.46 - Textus antiquus) (Solesmes)
Omnes gentes quascumque (Solesmes 2000s)
Omnes gentes quascumque (Solesmes 1981)
Omnes gentes quascumque (Grad) (Vatican)
Omnes gentes quascumque (Grad) (Solesmes)
Omnes Gentes quascumque (Tonus IV) (Sandhofe)
Omnes gentes quascumque (Tonus VI) (Sandhofe)
Omnes inimici (Verona)
Omnes inimici mei (Solesmes)
Omnes inimici mei (Dominican)
Omnes isti (Lyon)
Omnes nationes (Verona)
Omnes nationes (Solesmes 1934)
Omnes nationes (Solesmes)
Omnes populi (Dominican)
Omnes qui habebant (Verona)
Omnes qui habebant (Solesmes 1961)
Omnes qui habebant (Solesmes)
Omnes qui habebant (Solesmes 1934)
Omnes qui habebant (Dominican)
Omnes Qui in Christo (English Adaptation)
Omnes qui in Christo (Vatican)
Omnes qui in Christo (Dominican)
Omnes qui in Christo (Solesmes)
Omnes Sancti (Solesmes 1934)
Omnes Sancti (Annamitice)
Omnes sancti (Solesmes 1961)
Omnes Sancti quanta passi (Solesmes)
Omnes sitientes (Verona)
Omnes sitientes (Solesmes 1934)
Omnes sitientes (Solesmes 2000s)
Omnes sitientes (Solesmes 1961)
Omnes sitientes (Solesmes)
Omnes sitientes (Dominican)
Omnes sitientes (Vatican)
Omnes sunt administratorii (Solesmes 1961)
Omnes sunt administratorii (Solesmes)
Omnes sunt administratorii (Solesmes 1934)
Omnes sunt administratorii (Dominican)
Omnes una voce dixerunt (Sandhofe)
Omnia detrimentum (Dominican)
Omnia quaecumque voluit (Verona)
Omnia quaecumque voluit (Solesmes 1934)
Omnia quaecumque voluit (Solesmes 2000s)
Omnia quae fecisti (Dominican)
Omnia quae fecisti (Solesmes)
Omnia quae fecisti (Palmer & Burgess)
Omnia quae fecisti (Triplex)
Omnia tempore (Sandhofe)
Omnibus omnia (Solesmes)
Omni die dic Mariæ (Solesmes)
Omni die dic Mariae (Annamitice)
Omnipotens (Dominican)
Omnipotens adorande (Dominican)
Omnipotens adorande (Sandhofe)
Omnipotens adorande (Resp.) (Gregofacsimil)
Omnipotens Sermo (Verona)
Omnipotens Sermo (Solesmes 2000s)
Omnipotens sermo (Solesmes 1961)
Omnipotens sermo (Solesmes 1934)
Omnipotenti (Dominican)
Omnis arbor (Verona)
Omnis autem (Verona)
Omnis expertem (Solesmes 1957)
Omnis expertem (Dominican)
Omnis expertem (Annamitice)
Omnis expertem (Solesmes)
Omnis expertem (Solesmes 1961)
Omnis expertem II (Annamitice)
Omnis expertem maculae (Solesmes)
Omnis gloria (Solesmes)
Omnis gloria (Vatican)
Omnis plebs (Dominican)
Omnis pulchritudo (Dominican)
Omnis pulchritudo Domini (Sandhofe)
Omnis qui invocaverit (Dominican)
Omnis qui invocaverit (Solesmes)
Omnis qui invocaverit (Solesmes 1961)
Omnis qui petit (Verona)
Omnis qui petit (Dominican)
Omnis qui se exaltat (Verona)
Omnis qui se exaltat (Solesmes 2000s)
Omnis sanctorum concio (Solesmes 1934)
Omnis sanctorum concio (Solesmes 1934)
Omnis sapientia (Solesmes 1934)
Omnis sapientia (Dominican)
Omnis sapientia (Solesmes)
Omnis sapientia (Solesmes 1961)
Omnis sapientia (Verona)
Omnis spiritus (Solesmes)
Omnis spiritus (Solesmes 1961)
Omnis spiritus (Dominican)
Omnis spiritus (Solesmes 2000s)
Omnis spiritus (Solesmes 1934)
Omnis spiritus (Verona)
Omnis terra (Verona)
Omnis terra (Triplex)
Omnis terra (Dominican)
Omnis terra (Vatican)
Omnis terra (Dominican)
Omnis terra (Palmer & Burgess)
Omnis terra (Solesmes)
Omnis terra (Solesmes 1961)
Omnis terra adóret te (Simplex)
Omnis terra adoret (Sandhofe)
Omnis terra adoret (Solesmes)
Omnis terra adoret te (Solesmes 1895)
Omnis terra adoret (T. Paschali) (Solesmes)
Omnis terra (Paschal Time) (Solesmes 1961)
Omnis vallis (Solesmes 2000s)
Omnis vallis (Dominican)
Omnis vallis (Solesmes 2000s)
Omnis vallis (Mode 2d) (Verona)
Omnis vallis (Mode 5a) (Verona)
Omni tempore (Dominican)
Omni tempore (Gregofacsimil)
Omni tempore (Solesmes 2007)
O mors (Dominican)
O mors (Solesmes)
O mors (Verona)
O mors (Solesmes 1934)
O mulier (Solesmes 1961)
O mulier (Dominican)
O mulier magna est (Solesmes)
O mulier magna est (Solesmes 1934)
O mundi Domina (Solesmes 1957)
O mundi lampas (Dominican)
O nata lux de lumine (Solesmes)
O nata lux de lumine (Cistercian)
O nimis felix (Solesmes 1957)
O nimis felix (Solesmes 1961)
O nimis felix (Solesmes 1983)
O nimis felix (Dominican)
O nimis felix (Solesmes 1934)
O nimis felix meritique (Solesmes)
O nimis felix meritique (Alter tonus) (Solesmes)
O nobilissima viriditas (J. Schmidt-Gorg 1969 ed.)
O novi mundi lampas (Dominican)
O Oliva fructifera (Cistercian)
O Oriens (Verona)
O Oriens (Solesmes 2000s)
O Oriens (Solesmes)
O Oriens (Solesmes 1961)
O Oriens (Dominican)
O Oriens splendor (Solesmes)
O Oriens splendor lucis (Solesmes 1934)
O Panis dulcissime (Solesmes)
O panis dulcissime (Solesmes 1957)
O pastor aeterne (Dominican)
O pastor animarum ()
O pastor animarum ()
Opera manuum eius (Verona)
Opera manuum tuarum (Annamitice)
Opera manuum tuarum (Dominican)
Opera manuum tuarum (Solesmes 1961)
Opera manuum tuarum (Solesmes 1934)
Operamini (Verona)
Opera quae ego (Verona)
O per omnia (Dominican)
Operuit caelos (Verona)
Opes decusque regium (Solesmes)
O Petre (Dominican)
O Petre lumen errantium (Proprium Ordinis de Mercede)
O pie Deus (Offertoriale 1935)
Oportebat (Palmer & Burgess)
Oportebat pati (Dominican)
Oportebat pati (Solesmes)
Oportebat pati (Verona)
Oportebat pati Christum (Vatican)
Oportebat pati Christum (Solesmes)
Oportebat pati Christum (Solesmes 2000s)
Oportebat pati Christum (Solesmes 1934)
Oportet te fili (Dominican)
Oportet te fili (Vatican)
Oportet te fili (Solesmes)
Opportet illum (Sandhofe)
Oppressit me dolor (Solesmes)
Oppressit me dolor (Solesmes 1961)
Oppressit me dolor (Dominican)
Oppresssit me dolor (Solesmes 1934)
Opprobrium factus sum nimis inimicis (Sandhofe)
O praeclarum mundi jubar (Solesmes)
O praedicator gratiae! (Solesmes)
O Prima Virgo (Solesmes)
O prima Virgo prodita (Solesmes 1961)
O prima Virgo prodita (Solesmes 1934)
Optatus votis (Cistercian)
Optatus votis omnium (Solesmes 1983)
Optimam partem (Solesmes)
Optimam partem (Palmer & Burgess)
Optimam partem (Verona)
Optimam partem (Vatican)
Optimam partem (Palmer & Burgess)
Optimam partem... Bronislava (Proprium Poloniae)
Optime Pater (Dominican)
O pulchrae facies (J. Schmidt-Gorg 1969 ed.)
O quam (Solesmes 1934)
O quam gloriósum est regnum (Solesmes 2000s)
O quam beata urbs (Venetian)
O quam bonus (Vatican)
O quam bonus (Solesmes)
O quam felix (Dominican)
O quam glorifica (Solesmes 1957)
O quam glorifica (Cistercian)
O quam gloriosum est (Solesmes)
O quam gloriosum est regnum (Dominican)
O quam gloriosum est regnum (Solesmes 1961)
O quam gloriosum est regnum (Solesmes 1934)
O quam gloriosus est beatus (Dominican)
O quam metuendus (Solesmes 1961)
O quam metuendus (Dominican)
O quam metuendus (Solesmes 1934)
O quam metuendus est (Sandhofe)
O quam mirabilis ()
O quam praeclara sunt merita (Solesmes 1934)
O quam pulchra (Vatican)
O quam pulchra (Solesmes)
O quam pulchra est (Sandhofe)
O quam pulchra... immortalis (Solesmes)
O quam speciosa (Dominican)
O quam speciosi (Solesmes 1961)
O quam speciosi pedes (Solesmes)
O quam suavis (Verona)
O quam suavis (Dominican)
O quam suavis (Solesmes 1961)
O quam suavis est (Solesmes)
O quam suavis est (Solesmes 1934)
O quam suavis est (Solesmes 2000s)
O quantum in Cruce (Solesmes 1957)
O quantus (Dominican)
O quot undis lacrimarum (Solesmes 1957)
O quot undis lacrimarum (Sandhofe)
O radio ()
O Radix (Dominican)
O Radix Iesse (Verona)
O Radix Iesse (Solesmes 2000s)
O radix Jesse (Solesmes 1961)
O radix Jesse (Solesmes 1934)
O radix Jesse (Solesmes)
O radix Jesse (Solesmes)
O radix Jesse (Dominican)
Orante sancta Lucia (Solesmes)
Orante sancta Lucia (Solesmes 1934)
Orante sancta Lucia (Solesmes 1961)
Orante sancta Lucia (Dominican)
Orante sancto Clememte (Dominican)
Orante sancto Clemente (Dominican)
Orante sancto Clemente (Solesmes 1961)
Orante sancto Clemente (Sandhofe)
Orante sancto Clemente (Solesmes)
Orante sancto Clemente (Solesmes 1934)
Orantibus in loco isto (Sandhofe)
Ora pro nobis (Dominican)
Ora pro nobis... allel. (Dominican)
Ora pro nobis sancte Joseph (Solesmes 1961)
Orate pro persequentibus (Solesmes 2000s)
Orate pro persequentibus (Solesmes 2000s)
Orate pro persequentibus (Verona)
Orate pro persequentibus (Verona)
Oratio Jeremiæ Prophetæ (Dominican)
Oratio felix (Annamitice)
Oratio felix ()
Oratio mea (Vatican)
Oratio mea (Solesmes)
Oratio mea (Dominican)
Oratione et devotione (Dominican)
Oravi Deum (Dominican)
Oravi Deum (Solesmes)
Oravi Deum (Palmer & Burgess)
Oravi Deum (verses) (Offertoriale 1935)
Oravit Jacob et dixit (Resp.) (Gregofacsimil)
Oravit sanctus Andreas (Sandhofe)
Orbe qui Praesul (Solesmes)
Orbis Factor (Sarum)
Orbis factor (Stingl)
Orbis Patrator optime (Solesmes 1934)
Orbis patrator optime (Dominican)
Ordines angelorum ()
O Redemptor (Simplex)
O Redemptor (Annamitice)
O Redemptor (Solesmes 1961)
O Redemptoris pietas (Solesmes)
O Regem caeli ()
O Regem caeli (Sandhofe)
O Regem caeli (Resp.) (Gregofacsimil)
Oremus, dilectissimi nobis ()
Oremus omnes (Dominican)
Oremus omnes (Solesmes 1934)
Oremus omnes (Solesmes 1961)
Oremus omnes ad Dominum (Solesmes)
Oremus pro Antistite (Solesmes 1957)
Oremus pro Pontifice (Solesmes)
Oremus pro Pontifice (Chmerice)
Oremus pro Pontifice (Annamitice)
Oremus pro Pontifice (cantus II) (Solesmes)
O res admirabilis (Solesmes)
O rex aeterne Domine (Solesmes)
O Rex gentium (Solesmes)
O Rex gentium (Verona)
O Rex gentium (Solesmes)
O Rex gentium (Dominican)
O Rex gentium (Solesmes 2000s)
O Rex gentium (Solesmes 1961)
O Rex gentium (Solesmes 1934)
O Rex gloriae (Solesmes 1961)
O Rex gloriae (Dominican)
O Rex gloriae (Verona)
O Rex gloriae (Solesmes 1934)
O Rex gloriae Domine (Solesmes)
O Rex gloriose (Dominican)
O rex optime (Antiphonale Solesmense 1935)
Oriens ex alto (Verona)
Orietur diebus (Sandhofe)
Orietur diebus (Verona)
Orietur in diebus (Solesmes 1961)
Orietur sicut sol (Verona)
Orietur sicut sol (Solesmes)
Orietur sicut sol (Solesmes 2000s)
Orietur sicut sol (Dominican)
Orietur stella Jacob (Sandhofe)
Orietur stella (Resp.) (Gregofacsimil)
Originale crimen (Exaltatio) (Dominican)
Originale crimen (Inventio) (Dominican)
Oriétur sicut sol (Solesmes 1934)
Ornatam in monilibus (Sandhofe)
Ornatam in monilibus (Resp.) (Gregofacsimil)
Ornaverunt (Sandhofe)
Ornaverunt faciem templi (Gregofacsimil)
Ornavit me (Ambrosian)
O robur Domini (Dominican)
O Roma felix (Solesmes 1934)
O Rosa (Dominican)
Ortus refulget lucifer (Solesmes)
O rubor sanguinis ()
Orémus pro Antístite (alt) ()
O sacrosancta Trinitas (Solesmes 1983)
O sacrum convivium (Solesmes 1961)
O sacrum convivium (Dominican)
O sacrum convivium (Solesmes 2000s)
O sacrum convivium (Solesmes 1957)
O sacrum convivium (Verona)
O sacrum convivium (Solesmes)
O Salutaris Hostia (Annamitice)
O Salutaris Hostia (abbé du Gué)
O salutaris Hostia (Polish)
O salutaris Hostia (Amiens)
O salutaris Hostia (Polish)
O Salutaris Hostia I (Annamitice)
O salutaris Hostia I (Solesmes)
O salutaris Hostia I (Solesmes)
O salutaris Hostia II (Annamitice)
O salutaris Hostia II (Solesmes)
O salutaris Hostia II (Solesmes)
O Salutaris Hostia II (cantus ad processiones) (Solesmes)
O salutaris Hostia III (Solesmes)
O salutaris Hostia III (Solesmes)
O Salutaris Hostia III (cantus ad processiones) (Solesmes)
O salutaris Hostia IV (Solesmes)
O Salutaris Hostia IV (cantus ad processiones) (Solesmes)
O salutaris Hostia V (Solesmes)
O salutaris Hostia VI (Solesmes)
O Salutaris Hostia VI (cantus ad processiones) (Solesmes)
O salutaris Hostia VII (Solesmes)
O Salutaris Hostia VII (cantus ad processiones) (Solesmes)
O Salutaris Hostia Sacra (Annamitice)
O Salutaris Hostia Sacra ()
O Salutaris Hostia (Vexilla Regis) (Solesmes)
O sancta mundi domina (Solesmes)
O sanctissima (Annamitice)
O sanctissima (Siciliae)
O Sapientia (Dominican)
O Sapientia ()
O Sapientia (Solesmes)
O Sapientia (Solesmes 2000s)
O Sapientia (Solesmes 1961)
O Sapientia ()
O Sapientia (Solesmes 1961)
O Sapientia (Solesmes)
O Sapientia (Verona)
O Sapientia (Solesmes 1934)
O sator rerum (Solesmes)
O sempiternae curiae (Solesmes)
O Sidus Hispaniae ()
O sidus refulgens (Solesmes)
Os justi (solesmes 1934)
Os justi (Vatican)
Os justi (Dominican)
Os justi (Solesmes)
Os justi (Dominican)
Os justi (Palmer & Burgess)
Os justi (Solesmes 1961)
Os justi (Solesmes 1934)
Os justi (Palmer & Burgess)
Os justi (Vatican)
Os justi (Grad.) (Solesmes)
Os justi (Paschal Time) (Solesmes 1961)
Os justi (T.P.) (Solesmes 1934)
Os meum loquetur (Nocturnale Vaticanum)
Os meum loquetur (Sandhofe)
O sola (Solesmes 1934)
O sola magnarum (Solesmes)
O sola magnarum (Solesmes 1961)
O sola magnarum urbium (Cistercian)
O sol salutis intimis (Solesmes)
O sol salutis intimis (Alter tonus) (Solesmes)
O Sophia (Solesmes)
O Sophia (Solesmes)
O spem miram (Dominican)
O spem miram ()
O spem miram (Dominican)
O splendor pudicitiae (Solesmes)
O sponsa Christi (Dominican)
Os suum aperuit sapientiae (Sandhofe)
Ostende (Dominican)
Ostende (Palmer & Burgess)
Ostende mihi (Vatican)
Ostende mihi (Dominican)
Ostende mihi (Solesmes)
Ostende nobis (Solesmes)
Ostende nobis (Dominican)
Ostende nobis (Annamitice Novus Ordo)
Ostende nobis (Solesmes)
Ostende nobis (Dominican)
Ostende nobis (Dominican)
Ostende nobis (Vatican)
Ostende nobis (Solesmes 1961)
Ostende nobis (Vatican)
Ostende nobis (Solesmes)
Ostende nobis (Salmodia)
Ostende nobis Domine (Solesmes)
Ostende nobis Domine (Vatican)
Ostende nobis Domine (Solesmes 2000s)
Ostende nobis Domine (Solesmes 1934)
Ostende nobis Domine (Solesmes 1934)
Ostende nobis Domine (Verona)
Ostendit (Dominican)
Ostendit mihi angelus (Sandhofe)
Ostendit mihi Dominus (Solesmes)
O stupor (Dominican)
O superni sponsa (Dominican)
O Thoma (Dominican)
O Thoma Didyme (Dominican)
O Trinitas laudabilis (Dominican)
O tu spes mea Maria (Solesmes)
O vera (Solesmes 2000s)
O vera summa (Verona)
Oves meæ (Solesmes 1934)
Oves meae (Solesmes)
Oves meae (Dominican)
Oves meae (Solesmes 1961)
Oves meae (Cistercian)
Oves meae (Verona)
Oves meae vocem (Solesmes)
Oves pascuae (Dominican)
O vir beate (Solesmes 1983)
O virga ac diadema ()
O Virgo Maria (Solesmes 1957)
O virgo mater (Solesmes 1983)
O virgo maxima (Dominican)
O virgo o doctor (Dominican)
O Virgo pulcherrima (Solesmes)
O Virgo virginum (Dominican)
O Virgo virginum (Solesmes 1957)
O virtus sapientiae ()
O virum ineffabilem (Solesmes 1961)
O virum ineffabilem (Dominican)
O virum ineffabilem (Solesmes 1934)
O virum ineffabilem (Solesmes)
O virum mirabilem (Dominican)
O vos aetherei (Solesmes)
O vos omnes (Dominican)
O vos omnes (Solesmes)
O vos omnes (Solesmes)
O vos omnes (Solesmes 1961)
O vos omnes (Vatican)
O vos omnes (Dominican)
O vos omnes (Solesmes 1934)
O vos omnes (Solesmes)
O vos omnes (Sandhofe)
O vos omnes (Solesmes)
O vos omnes (Vatican)
O vos omnes (Verona)
O vos omnes (Dominican)
O vos omnes (Solesmes 1961)
O vos omnes (OSB)