In medio ecclesiae aperuit

Source: 
Klosterneuburg, Augustiner-Chorherrenstift - Bibliothek, 1017
Folio: 
046v
Sequence: 
3
Feast: 
Joannis Evang.
Office/Mass: 
V2
Genre: 
A
Position: 
M
Cantus ID: 
003255
Mode: 
1
Differentia: 
G1
Differentia database: 
1--h-h-hg-gf-gh-g--4 66r