Et veritatem tuam per noctem

Source: 
Sankt Gallen, Stiftsbibliothek, 390
Folio: 
099
Sequence: 
6
Feast: 
Fer. 6 per annum
Office/Mass: 
L
Genre: 
V
Position: 
01
Cantus ID: 
006021a
Mode: 
r
Manuscript Reading Full Text (standardized spelling): 
Et veritatem tuam per noctem
Manuscript Reading Full Text (MS spelling): 
Et veritatem tuam per noctem
Indexing notes: 
There's an "H" beside this chant (differentia for responsory?);