Sanctum est verum lumen et

Source: 
Vorau, Stiftsbibliothek, 287 (olim XXIX)
Folio: 
227v
Sequence: 
1
Feast: 
Comm. plurimorum Martyrum
Office/Mass: 
V
Genre: 
A
Position: 
2M
Cantus ID: 
004768
Mode: 
4
Differentia: 
1a
Differentia database: 
1--h-g-h-k-g-e--4 41a