Cum esset desponsata mater

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
037v
Sequence: 
8
Feast: 
Nativitas Domini
Office/Mass: 
V
Genre: 
A
Position: 
M
Cantus ID: 
002000
Mode: 
8
Differentia: 
1
Differentia database: 
1--k-k-j-k-h-g--4 118a