Positis autem genibus clama-

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
036r
Sequence: 
3
Feast: 
Stephani
Office/Mass: 
M
Genre: 
A
Position: 
2.4
Cantus ID: 
004317
Mode: 
1
Differentia: 
3
Differentia database: 
1--h-h-g-f-gh-gf--4 69b