Dominus defensor vitae meae

Source: 
Montecassino, Monumento Nazionale di Montecassino - Biblioteca, 542
Folio: 
058
Sequence: 
2
Feast: 
Fer. 2 per annum
Office/Mass: 
M
Genre: 
A
Position: 
1.1
Cantus ID: 
002404
Mode: 
4
Differentia: 
A
Differentia database: 
1--h-h-h-hjh-gg-e--4 254a