Quasi unus ex paradisi fluminibus

Source: 
The Poissy Antiphonal
Folio: 
211v
Sequence: 
1
Feast: 
Joannis Evang.
Office/Mass: 
M
Genre: 
A
Position: 
1.3
Cantus ID: 
004451
Mode: 
4
Differentia: 
A4
Manuscript Reading Full Text (standardized spelling): 
Quasi unus ex paradisi fluminibus evangelista Joannes verbi dei gratiam in toto terrarum orbe diffudit