O vera summa sempiterna trinitas

Source: 
Sankt Gallen, Stiftsbibliothek, 388
Folio: 
107
Sequence: 
5
Feast: 
De Trinitate
Office/Mass: 
L
Genre: 
A
Position: 
3
Cantus ID: 
004086
Mode: 
7
Differentia: 
y
Differentia database: 
1--l-l-m-l-lk-ll--4 147n
Manuscript Reading Full Text (standardized spelling): 
O vera summa sempiterna trinitas pater et filius et spiritus sanctus
Manuscript Reading Full Text (MS spelling): 
O vera summa sempiterna trinitas pater et filius et spiritus sanctus
Indexing notes: 
this antiphon is rewritten in top margin -- notation seems similar;