Virgo verbo concepit virgo

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
023v
Sequence: 
15
Feast: 
Suff. Mariae Nat.
Office/Mass: 
R
Genre: 
A
Position: 
2
Cantus ID: 
005456
Mode: 
2
Differentia: 
1
Differentia database: 
1--f-f-f-e-cd-d--4 152c
Addendum: 
P: 047