In prole mater in partu*

Source: 
Paris, Bibliothèque nationale de France - Département des Manuscrits, Latin 12601
Folio: 
111v
Sequence: 
8
Feast: 
Nativitas Mariae
Office/Mass: 
M
Genre: 
A
Position: 
2.6
Cantus ID: 
003274
Mode: 
?
Differentia: 
*