In aeternum dominus regnabit

Source: 
Mainz, Bischöfliches Dom- und Diözesanmuseum, D
Folio: 
276r
Sequence: 
7
Feast: 
Fer. 5 per annum
Office/Mass: 
L
Genre: 
A
Position: 
4
Cantus ID: 
003203
Mode: 
4
Differentia: 
1
Differentia database: 
1--h-g-h-jh-gf-e--4 19a
Extra: 
137