Circa undecimam vero horam

Source: 
Tongeren, Onze-Lieve-Vrouw-Kerk (Our Lady's Church), 64 (olim IV)
Folio: 
091v
Sequence: 
3
Feast: 
Hebd. Septuagesimae
Office/Mass: 
E
Genre: 
A
Position: 
4
Cantus ID: 
001806
Mode: 
3
Differentia: 
C1
Differentia database: 
1--k-k-k-j-hk-k--4 103c