Missus est Gabriel angelus ad

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
377r
Sequence: 
14
Feast: 
Annuntiatio Mariae
Office/Mass: 
V2
Genre: 
A
Position: 
1
Cantus ID: 
003794
Mode: 
8
Differentia: 
1
Differentia database: 
1--k-k-j-k-h-g--4 118a