Orietur diebus domini

Source: 
Istanbul, Topkapı Sarayı Müzesi, Deissmann 42
Folio: 
020r
Sequence: 
3
Feast: 
Nativitas Domini
Office/Mass: 
M
Genre: 
A
Position: 
2.2
Cantus ID: 
004194
Mode: 
3
Differentia: 
C1
Differentia database: 
1--k-k-k-h-k-k--4 86b