Ecce mitto angelum meum qui

Source: 
Kraków, Klastor OO. Karmelitów na Piasku (Carmelite Convent), Ms.5 (rkp. Perg. 13)
Folio: 
001r
Sequence: 
3
Feast: 
Fer. 4 Hebd. 2 Adv.
Office/Mass: 
E
Genre: 
A
Position: 
1
Cantus ID: 
002525
Mode: 
7
Differentia: 
A02
Differentia database: 
1--l-l-m-l-kk-jh--4 143j
Addendum: 
113