Posuit os meum dominus quasi

Source: 
Paris, Bibliothèque nationale de France - Département des Manuscrits, Latin 12601
Folio: 
031v
Sequence: 
3
Feast: 
Joannis Baptistae
Office/Mass: 
M
Genre: 
A
Position: 
2.1
Cantus ID: 
004345
Mode: 
?
Differentia: 
*