Miserere miserere miserere

Source: 
Praha (Prague), Strahovská knihovna (Library of the Royal Canonry of Premonstratensians at Strahov), DE I 7
Folio: 
210v
Sequence: 
6
Feast: 
De Trinitate
Office/Mass: 
L
Genre: 
AV
Position: 
01
Cantus ID: 
003990a
Mode: 
2
Differentia-Old: 
D1
Manuscript Reading Full Text (standardized spelling): 
Miserere miserere miserere nobis o beata