Ambulabat Petrus super undas

Source: 
Monza, Basilica di S. Giovanni Battista - Biblioteca Capitolare e Tesoro, 15/79
Folio: 
170r
Sequence: 
5
Feast: 
Dom. 6 p. Pent.
Office/Mass: 
E
Genre: 
A
Position: 
2
Cantus ID: 
001363
Mode: 
3
Differentia: 
2
Differentia database: 
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