Flagrabat in beatissimis

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
253v
Sequence: 
7
Feast: 
Mauritii
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
002883
Mode: 
1
Differentia: 
*
Addendum: 
P: 377