Horrendo subdenda rotarum machinamento virgo

Source: 
Montréal, McGill University - Rare Books and Special Collections - Manuscript Collection, MS Medieval 0018
Folio: 
026r
Sequence: 
3
Feast: 
Catharinae
Office/Mass: 
M
Genre: 
R
Position: 
3.1
Cantus ID: 
601077
Mode: 
7
Manuscript Reading Full Text (standardized spelling): 
Horrendo subdenda rotarum machinamento virgo deum clamat de caelis angelus astat ecce repentinam dat plebsque rotaeque ruinam
Manuscript Reading Full Text (MS spelling): 
Horrendo subdenda rotarum machinamento virgo deum clamat de celis angelus astat | Ecce repentinam dat plebsque roteque ruinam