Cantus Organi · Ordinary Form calendar
Tuesday, 17–24 December
Feria III in ultimis feriis Adventus
Alleluia ad libitum from the Advent season (GR1974 p. 24); on 24 December this weekday Mass is the morning Mass (p. 37).
This page assembles available Nova Organi Harmonia music for chants assigned in the 1974 Graduale Romanum.
All years and seasons are shown. Every applicable alternative starts selected; choose the chants required for this celebration.
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Some of this music is typeset from volunteers' transcriptions, not yet proofread. About the typeset music
Introit · Veni et ostende
Chant for the Introit (GregoBase, opens in new tab)Report an error in IntroitEdit Introit (editors)Chant text · Latin
VEni, et osténde nobis fáciem tuam, Dómine, qui sedes super Chérubim : et salvi érimus. Qui regis Israel, inténde : qui dedúcis velut ovem Joseph. Glória Patri. E u o u a e.
Text source: GregoBase
Music from Sabbato Temporum Adventus, Nova Organi Harmonia, part I, pp. 24–38.
Chant from GregoBase






Gradual · A summo caelo
Chant for the Gradual (GregoBase, opens in new tab)Report an error in GradualEdit Gradual (editors)Chant text · Latin
A summo caelo egréssio ejus : et occúrsus ejus usque ad summum ejus. Caeli enárrant glóriam Dei : et ópera mánuum ejus annúntiat firmaméntum.
Text source: GregoBase
Music from Sabbato Temporum Adventus, Nova Organi Harmonia, part I, pp. 24–38.
Chant from GregoBase
Offertory · Exsulta satis
Chant for the Offertory (GregoBase, opens in new tab)Report an error in OffertoryEdit Offertory (editors)Chant text · Latin
EXsúlta satis fília Sion, praédica fília Jerúsalem : ecce Rex tuus venit tibi sanctus, et salvátor.
Text source: GregoBase
Music from Sabbato Temporum Adventus, Nova Organi Harmonia, part I, pp. 24–38.
Chant from GregoBase
Communion · Exsultavit ut gigas
Chant for the Communion (GregoBase, opens in new tab)Report an error in CommunionEdit Communion (editors)Chant text · Latin
EXsultávit ut gigas ad curréndam viam : a summo caelo egréssio ejus, et occúrsus ejus usque ad summum ejus.
Text source: GregoBase
Music from Sabbato Temporum Adventus, Nova Organi Harmonia, part I, pp. 24–38.
Chant from GregoBase
Chant assignments follow the Graduale Romanum (1974). Each NOH section remains linked to its printed source and correction target.















