Istorum est enim regnum

Source: 
Vorau, Stiftsbibliothek, 287 (olim XXIX)
Folio: 
011v
Sequence: 
5
Feast: 
Nat. Innocentium
Office/Mass: 
V
Genre: 
A
Position: 
M
Cantus ID: 
003451
Mode: 
8
Differentia: 
1b
Differentia database: 
1--k-k-j-k-h-g--4 118a