O regem caeli*

Source: 
Praha (Prague), Národní knihovna České republiky (National Library), VI.E.4c
Folio: 
102r
Sequence: 
2
Feast: 
Vigilia Epiphaniae
Office/Mass: 
M
Genre: 
R
Position: 
1.3
Cantus ID: 
007297
Manuscript Reading Full Text (standardized spelling): 
O regem caeli*