Erat namque in sermone verax

Source: 
Tongeren, Onze-Lieve-Vrouw-Kerk (Our Lady's Church), 64 (olim IV)
Folio: 
176v
Sequence: 
3
Feast: 
Fabiani, Sebastiani
Office/Mass: 
M
Genre: 
R
Position: 
1.3
Cantus ID: 
006663
Mode: 
8