Plangent eum quasi unigenitum quia

Source: 
Wien, Österreichische Nationalbibliothek - Musiksammlung, 1890
Folio: 
161v
Sequence: 
3
Feast: 
Sabbato Sancto
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
004295
Mode: 
4
Differentia: 
o?
Manuscript Reading Full Text (standardized spelling): 
Plangent eum quasi unigenitum quia dominus innocens occisus est
Manuscript Reading Full Text (MS spelling): 
Plangent eum quasi unigenitum quia dominus innocens occisus est | Bonum est confiteri
Indexing notes: 
differentia faint