Deduc me domine in semita

Source: 
Istanbul, Topkapı Sarayı Müzesi, Deissmann 42
Folio: 
045r
Sequence: 
13
Feast: 
Fer. 2 per annum
Office/Mass: 
T
Genre: 
A
Cantus ID: 
002137
Mode: 
2
Differentia: 
D1
Differentia database: 
1--f-f-f-f-cd-d--4 150e