O Gabriel nuntius caelorum*

Source: 
Köln (Cologne), Erzbischöfliche Diözesan- und Dombibliothek, 215
Marginalia: 
A
Folio: 
058r
Sequence: 
13
Feast: 
Annuntiatio Mariae
Office/Mass: 
E
Genre: 
A
Cantus ID: 
004028
Mode: 
2
Differentia: 
*
Manuscript Reading Full Text (standardized spelling): 
O Gabriel nuntius caelorum*
Manuscript Reading Full Text (MS spelling): 
O gabriel nuncius celorum