Custodi me a laqeuo quem

Source: 
London, British Library, printed book IB.6753 (Augsburg Antiphoner 1495, olim AA Impr. 1495)
Folio: 
024v
Sequence: 
7
Feast: 
Fer. 5 in Cena Dom.
Office/Mass: 
V2
Genre: 
A
Position: 
4
Cantus ID: 
002082
Mode: 
7
Differentia: 
C2
Differentia database: 
1--l-l-m-l-k-k--4 141a