Haec est virgo*

Source: 
Cambrai, Bibliothèque municipale, 38 (olim 40)
Folio: 
402v
Sequence: 
6
Feast: 
Comm. unius Virginis
Office/Mass: 
S
Genre: 
A
Cantus ID: 
003006
Mode: 
1
Differentia: 
*
Manuscript Reading Full Text (standardized spelling): 
Haec est virgo*
Manuscript Reading Full Text (MS spelling): 
Hec est uirgo