Cumque evigilasset Jacob a somno

Source: 
London, British Library, Additional Collection, MS. 57337
Folio: 
023v
Sequence: 
2
Feast: 
In Dedicatione Eccl.
Office/Mass: 
M
Genre: 
V
Position: 
01
Cantus ID: 
007842a
Mode: 
?
Manuscript Reading Full Text (standardized spelling): 
Cumque evigilasset Jacob a somno ait
Manuscript Reading Full Text (MS spelling): 
Cumque evigilasset iacob a somno ait | quam terribilis