Haec est generatio

Source: 
Paris, Bibliothèque nationale de France - Département des Manuscrits, NAL 1412
Folio: 
116r
Sequence: 
6
Feast: 
Omnium Sanctorum
Office/Mass: 
M
Genre: 
A
Position: 
1.5
Cantus ID: 
002999
Mode: 
3
Differentia: 
A2
Differentia database: 
1--k-k-kj-hj-h-gh--4 102c