Ecce ego Joannes vidi ostium

Source: 
Mainz, Bischöfliches Dom- und Diözesanmuseum, A
Folio: 
125r
Sequence: 
1
Feast: 
Joannis Evang.
Office/Mass: 
V2
Genre: 
A
Position: 
R
Cantus ID: 
002511
Mode: 
1
Differentia: 
1
Differentia database: 
1--h-h-g-f-gh-g--4 66d
Extra: 
121