Beati qui ambulant in lege

Source: 
Montecassino, Monumento Nazionale di Montecassino - Biblioteca, 542
Folio: 
059
Sequence: 
16
Feast: 
Fer. 2 per annum
Office/Mass: 
P
Genre: 
A
Cantus ID: 
001589
Mode: 
8
Differentia: 
C
Differentia database: 
1--k-k-jh-jk-hhh-g--4 170b