Ecce de quo Joannes ait

Source: 
Firenze (Florence), Arcivescovado - Biblioteca, s.c.
Folio: 
025r
Sequence: 
3
Feast: 
Nativitas Domini
Office/Mass: 
E
Genre: 
A
Position: 
8
Cantus ID: 
002501
Mode: 
8
Differentia: 
1
Differentia database: 
1--k-k-j-k-h-g--4 118a