Circumdantes circumdederunt

Source: 
Aachen (Aix-la-Chapelle), Domarchiv, G 20
Folio: 
085r
Sequence: 
12
Feast: 
Dom. in Palmis
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
001809
Mode: 
1
Differentia: 
?
Extra: 
074r
Indexing notes: 
differentia appears to be "G" and maybe another "G" but it's smudgy on the microfilm;