Spera in domino et fac

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
089v
Sequence: 
9
Feast: 
Fer. 2 per annum
Office/Mass: 
M
Genre: 
A
Position: 
1.3
Cantus ID: 
204725
Mode: 
6
Differentia: 
1
Differentia database: 
1--h-h-f-gh-g-f--4 7a