In patre manet aeternitas in

Source: 
Paris, Bibliothèque nationale de France - Département des Manuscrits, Latin 12601
Folio: 
025v
Sequence: 
7
Feast: 
De Trinitate
Office/Mass: 
M
Genre: 
A
Position: 
2.5
Cantus ID: 
003268
Mode: 
?
Differentia: 
*