HISTORY
The Liturgical Year, Dom Gueranger contains a commentary of the Season of Septuagesima a commentary on the Sunday, and a commentary on the Mass.
PROPERS
This site has information and recordings of the music of the Propers they are further explained in The chants of the Vatican Gradual, By Dominic Johner, OSB
ORDINARY
Asperges, Mass XI with the original Kyrie (ad lib X) and Credo II
MUSIC
This site has the chant notation automatically set from code held in Gregobase. This online programme that will also works on phones allows you to choose from comprehensive lists what chants you want to sing and will format it all into a pdf document. You can also click on the neumes and it will play the pitches, and show the range. Here is a link for the options for the Mass from the GABC Propers tool.
EXTRA MUSIC
- Offertory Motet: Media Vita (X c. Responsory)
- Communion motet: Aspice ut Verbum Patris a supernis, (Vespers and Matins Hymn for the Feast of the Agony in the Garden)
- Communion motet: Venit e caelo Mediator alto, Lauds Hymn (Lauds Hymn for the Feast of the Agony in the Garden)
- Domine Salvum Fac first melody