Haec est vera fraternitas

Source: 
Cambrai, Bibliothèque municipale, Impr. XVI C 4
Folio: 
215r
Sequence: 
4
Feast: 
Comm. plurimorum Martyrum
Office/Mass: 
L
Genre: 
A
Position: 
2B
Cantus ID: 
003003
Mode: 
1
Differentia: 
2
Differentia database: 
1--h-h-g-f-g-gfed--4 75d