Regali ex progenie Maria

Source: 
Firenze (Florence), Biblioteca Medicea-Laurenziana, Conv. sopp. 560
Folio: 
163r
Sequence: 
8
Feast: 
Nativitas Mariae
Office/Mass: 
L
Genre: 
A
Position: 
3
Cantus ID: 
004591
Mode: 
6T
Differentia: 
1
Differentia database: 
1--m-m-k-lm-l-k--4 T7aA