O vera summa sempiterna trinitas

Source: 
Sankt Gallen, Stiftsbibliothek, 388
Marginalia: 
T
Folio: 
107
Sequence: 
6
Feast: 
De Trinitate
Office/Mass: 
L
Genre: 
A
Position: 
3
Cantus ID: 
004086
Mode: 
?
Differentia: 
*
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