Ecce jam in sublime agor

Source: 
Tours, Bibliothèque municipale, 149
Folio: 
465v
Sequence: 
1
Feast: 
Vincentii
Office/Mass: 
M
Genre: 
A
Position: 
3.3
Cantus ID: 
002518
Mode: 
4
Differentia: 
1b
Differentia database: 
1--h-g-h-kh-gfe-e--4 37d