Ipse praeibit ante illum in

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
217v
Sequence: 
4
Feast: 
Joannis Baptistae
Office/Mass: 
M
Genre: 
A
Position: 
3.
Cantus ID: 
003403
Mode: 
7
Differentia: 
1
Differentia database: 
1--l-l-m-l-k-jh--4 143b