Quem vidistis pastores dicite

Folio: 
030r
Sequence: 
1
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
004455
Mode: 
2
Differentia-Old: 
D1a
Extra: 
019r
Indexing notes: 
Foliation sets:... | Foliation sets: "xix" and "30" and "19"