Labia eorum salutarem

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
448v
Sequence: 
2
Feast: 
Matthaei
Office/Mass: 
M
Genre: 
A
Position: 
1.5
Cantus ID: 
003555
Mode: 
5
Differentia: 
1
Differentia database: 
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