Virgo gloriosa semper

Source: 
Aachen (Aix-la-Chapelle), Domarchiv, G 20
Folio: 
337v
Sequence: 
7
Feast: 
Caeciliae
Office/Mass: 
V
Genre: 
A
Position: 
M
Cantus ID: 
005451
Mode: 
2
Differentia: 
D1a
Differentia database: 
1--f-f-f-e-cd-d--4 152c
Extra: 
125v
Indexing notes: 
three lines of very small rubric are found in the body of the text; can make out: "festum florini"