In die qua invocavi te*

Source: 
Valenciennes, Bibliothèque municipale, 114
Folio: 
056v
Sequence: 
7
Feast: 
Fer. 2 Maj. Hebd.
Office/Mass: 
M
Genre: 
R
Position: 
1
Cantus ID: 
006899
Mode: 
1