Tunc invocabis et dominus

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
111v
Sequence: 
1
Feast: 
Fer. 5 post Cineres
Office/Mass: 
N
Genre: 
A
Cantus ID: 
005243
Mode: 
7
Differentia: 
1
Differentia database: 
1--l-l-m-l-k-jh--4 143b