Celebremus diem istum in

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
190r
Sequence: 
34
Feast: 
Wulstani
Office/Mass: 
M
Genre: 
R
Position: 
1.1
Cantus ID: 
600332
Mode: 
1
Addendum: 
P: 248