Ab occultis*

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (facsimile)
Folio: 
066
Sequence: 
7
Feast: 
Fer. 3 per annum
Office/Mass: 
N
Genre: 
W
Cantus ID: 
007928
Mode: 
*
Addendum: 
033r
Manuscript Reading Full Text (standardized spelling): 
Ab occultis*
Manuscript Reading Full Text (MS spelling): 
Ab occultis