Descendit angelus domini ad

Source: 
London, British Library, printed book IB.6753 (Augsburg Antiphoner 1495, olim AA Impr. 1495)
Folio: 
058v
Sequence: 
1
Feast: 
Joannis Baptistae
Office/Mass: 
V
Genre: 
A
Cantus ID: 
002156
Mode: 
7
Differentia: 
A1
Differentia database: 
1--l-l-m-l-k-jh--4 143b