Erat enim in sermone verax

Source: 
Linz, Oberösterreichische Landesbibliothek, 290 (olim 183; Gamma p.19)
Folio: 
293v
Sequence: 
10
Feast: 
Fabiani, Sebastiani
Office/Mass: 
M
Genre: 
A
Position: 
1.2
Cantus ID: 
002653
Mode: 
?
Differentia: 
*