Haec est virgo*

Source: 
Tongeren, Onze-Lieve-Vrouw-Kerk (Our Lady's Church), 63 (olim V)
Folio: 
257r
Sequence: 
9
Feast: 
Comm. unius Virginis
Office/Mass: 
V2
Genre: 
A
Position: 
1
Cantus ID: 
003007
Mode: 
*
Manuscript Reading Full Text (standardized spelling): 
Haec est virgo*
Manuscript Reading Full Text (MS spelling): 
Hec est virgo