O quam pulchra est casta

Source: 
Praha (Prague), Národní knihovna České republiky (National Library), VI.E.4c
Folio: 
022v
Sequence: 
15
Feast: 
Comm. plurimorum Virginum
Office/Mass: 
M
Genre: 
A
Position: 
1.6
Cantus ID: 
004069
Manuscript Reading Full Text (standardized spelling): 
O quam pulchra est casta generatio cum claritate