Haec est generatio

Source: 
Stuttgart, Württembergische Landesbibliothek, HB.I.55
Marginalia: 
7
Folio: 
151r
Sequence: 
9
Feast: 
Comm. Apostolorum
Office/Mass: 
M
Genre: 
A
Position: 
1.2
Cantus ID: 
002999
Mode: 
3
Differentia: 
ik
Differentia database: 
1--k-k-k-hkJ-h-hG--4 89g
Extra: 
ik