Nos autem gloriari oportet in

Source: 
Firenze (Florence), Arcivescovado - Biblioteca, s.c.
Folio: 
127v
Sequence: 
2
Feast: 
Inventio Crucis
Office/Mass: 
E
Genre: 
A
Position: 
7
Cantus ID: 
003953
Mode: 
7
Differentia: 
2
Differentia database: 
1--l-l-m-l-k-jk--4 144a