Haec est virgo sap*

Source: 
Praha (Prague), Národní knihovna České republiky (National Library), VI.E.4c
Folio: 
154r
Sequence: 
7
Feast: 
Scholasticae
Office/Mass: 
M
Genre: 
R
Position: 
1.1
Cantus ID: 
006808
Manuscript Reading Full Text (standardized spelling): 
Haec est virgo sap*
Indexing notes: 
This ID? Uncertain...