In prole mater in partu

Source: 
Benevento, Archivio Capitolare, V 20
Folio: 
282r
Sequence: 
4
Feast: 
Nativitas Mariae
Office/Mass: 
M
Genre: 
A
Position: 
3.2
Cantus ID: 
003274
Mode: 
2
Differentia: 
1
Differentia database: 
1--f-f-e-ed-cd-d--4 153c