Dominus de summo*

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
247r
Sequence: 
6
Feast: 
Ordin. Gregorii
Office/Mass: 
M
Genre: 
A
Position: 
2.
Cantus ID: 
201373
Mode: 
*
Addendum: 
P: 364