Fratres existimo enim quod

Source: 
Paris, Bibliothèque nationale de France - Département des manuscrits, NAL 1411
Folio: 
056r
Sequence: 
7
Feast: 
Dom. Septuagesimae
Office/Mass: 
V
Genre: 
A
Position: 
M
Cantus ID: 
002898
Mode: 
8
Differentia: 
G1
Differentia database: 
1--k-k-j-k-h-g--4 118a