Qui operatus*

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Marginalia: 
A
Folio: 
198r
Sequence: 
2
Feast: 
Conversio Pauli
Office/Mass: 
M
Genre: 
A
Position: 
2.1
Cantus ID: 
004489
Mode: 
*
Addendum: 
P: 264