Erat ergo corpus Othmari in

Source: 
Istanbul, Topkapı Sarayı Müzesi, Deissmann 42
Folio: 
251v
Sequence: 
5
Feast: 
Othmari
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
001579
Mode: 
6T
Differentia: 
F1
Differentia database: 
1--m-m-k-ln-l-k--4 T9a