Qui mihi ministrat*

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
202v
Sequence: 
1
Feast: 
Omnium Sanctorum
Office/Mass: 
S
Genre: 
A
Position: 
R
Cantus ID: 
004485
Mode: 
*
Addendum: 
P: 273