Ego signo crucis non clipeo

Folio: 
279va
Sequence: 
3
Feast: 
Office/Mass: 
M
Genre: 
A
Position: 
1.3
Cantus ID: 
002587
Mode: 
*
Manuscript Reading Full Text (standardized spelling): 
Ego signo crucis non clipeo protectus aut galea ostium cuneos penetrabo securus