Post multum vero temporis ait

Source: 
Firenze (Florence), Arcivescovado - Biblioteca, s.c.
Folio: 
150v
Sequence: 
7
Feast: 
Apollinaris
Office/Mass: 
M
Genre: 
A
Position: 
1.1
Cantus ID: 
203891
Mode: 
1
Differentia: 
1
Differentia database: 
1--h-h-g-f-gh-gf--4 69b