Impii super justum jacturam

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
017v
Sequence: 
9
Feast: 
Stephani
Office/Mass: 
M
Genre: 
R
Position: 
2.3
Cantus ID: 
006887
Mode: 
7
Addendum: 
P: 035