Missus est angelus Gabriel a

Source: 
Aachen (Aix-la-Chapelle), Domarchiv, G 20
Folio: 
252r
Sequence: 
8
Feast: 
Annuntiatio Mariae
Office/Mass: 
M
Genre: 
A
Position: 
1.1
Cantus ID: 
003793
Mode: 
1
Differentia: 
D1a
Differentia database: 
1--h-h-g-f-h-gfd--4 58a
Extra: 
039r