De petra deserti ad montem

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
006r
Sequence: 
25
Feast: 
Fer. 2 Hebd. 2 Adv.
Office/Mass: 
V2
Genre: 
V
Position: 
01
Cantus ID: 
006655a
Mode: 
r
Addendum: 
P: 012
Manuscript Reading Full Text (standardized spelling): 
De petra deserti ad montem filiae Sion
Manuscript Reading Full Text (MS spelling): 
De petra deserti ad montem filie syon