Factum est ut quaedam

Source: 
Oxford, Bodleian Library, MS. Canon. Liturg. 202 (olim 19314)
Folio: 
093r
Sequence: 
5
Feast: 
Petri, Pauli
Office/Mass: 
V
Genre: 
A
Position: 
4
Cantus ID: 
002844
Mode: 
?
Differentia: 
*