Bonum est sperare in domino

Source: 
Montecassino, Monumento Nazionale di Montecassino - Biblioteca, 542
Folio: 
161
Sequence: 
5
Feast: 
Dom. 4 Quadragesimae
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
001745
Mode: 
8
Differentia: 
2
Differentia database: 
1--k-k-jh-jk-h-ghg--4 387a