Lux orta est super nos

Source: 
Kraków, Klastor OO. Karmelitów na Piasku (Carmelite Convent), Ms.5 (rkp. Perg. 13)
Folio: 
026r
Sequence: 
4
Feast: 
Nativitas Domini,8
Office/Mass: 
E
Genre: 
A
Position: 
12
Cantus ID: 
003652
Mode: 
1
Differentia: 
G01
Differentia database: 
1--h-h-g-f-gh-g--4 66d
Addendum: 
Guadeamus