Oblatus est quia ipse voluit

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
060r
Sequence: 
9
Feast: 
Fer. 5 in Cena Dom.
Office/Mass: 
L
Genre: 
A
Position: 
5
Cantus ID: 
004097
Mode: 
2
Differentia: 
1
Differentia database: 
1--f-f-f-e-cd-d--4 152c
Addendum: 
P: 120