Beatus venter qui te portavit

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
034v
Sequence: 
1
Feast: 
Nativitas Domini,8
Office/Mass: 
X
Genre: 
A
Position: 
4
Cantus ID: 
001668
Mode: 
8
Differentia: 
2
Differentia database: 
1--k-k-h-k-l-k--4 99d