Ecce puer meus*

Source: 
Praha (Prague), Národní knihovna České republiky (National Library), VI.E.4c
Folio: 
101r
Sequence: 
3
Feast: 
Oct. Joannis Evang.
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
002536
Manuscript Reading Full Text (standardized spelling): 
Ecce puer meus*