Verbera carnificum non

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
275v
Sequence: 
13
Feast: 
Comm. plurimorum Martyrum
Office/Mass: 
M
Genre: 
R
Position: 
2.1
Cantus ID: 
007836
Mode: 
7
Addendum: 
P: 421