Ego veritatem dico vobis

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
072v
Sequence: 
13
Feast: 
Dom. 4 p. Pascha
Office/Mass: 
V2
Genre: 
A
Position: 
M
Cantus ID: 
002607
Mode: 
3
Differentia: 
1
Differentia database: 
1--k-k-kj-hj-h-g--4 101b
Addendum: 
P: 145