Amen amen dico vobis quia

Source: 
Aachen (Aix-la-Chapelle), Domarchiv, G 20
Folio: 
107v
Sequence: 
2
Feast: 
Dom. 3 p. Pascha
Office/Mass: 
E
Genre: 
A
Position: 
4
Cantus ID: 
001375
Mode: 
6?
Finalis: 
F?
Differentia: 
?
Extra: 
096v
Indexing notes: 
final and possibly the differentia are lost in the gutter;