Docebo te quae ventura sunt

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
092v
Sequence: 
6
Feast: 
De Prophetis
Office/Mass: 
M
Genre: 
R
Position: 
12
Cantus ID: 
006482
Mode: 
7
Addendum: 
P: 185