Servite domino in timore

Source: 
Montecassino, Monumento Nazionale di Montecassino - Biblioteca, 542
Folio: 
050
Sequence: 
2
Feast: 
Dom. per annum
Office/Mass: 
M
Genre: 
A
Position: 
1.1
Cantus ID: 
004875
Mode: 
4
Differentia: 
A
Differentia database: 
1--h-h-h-hjh-gg-e--4 254a