O virum apostolicum summum

Source: 
Zutphen, Stadsarchief en Stedelijke Bibliotheek, 6
Folio: 
161v
Sequence: 
4
Feast: 
Clementis
Office/Mass: 
V
Genre: 
A
Position: 
1M
Cantus ID: 
203607
Mode: 
6
Differentia: 
F1
Differentia database: 
1--h-h-f-gh-g-f--4 7a