Aperi caelos tuos domine et

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
091r
Sequence: 
7
Feast: 
De Machabaeis
Office/Mass: 
M
Genre: 
R
Position: 
12
Cantus ID: 
006109
Mode: 
2
Addendum: 
P: 182