Demus voces in excelsis

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
462r
Sequence: 
4
Feast: 
Leodegarii
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
201151
Mode: 
7
Differentia: 
1
Differentia database: 
1--l-l-lm-l-k-jh--4 143d