Dum medium silentium tenerent

Source: 
Folio: 
090r
Sequence: 
29
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
002461
Manuscript Reading Full Text (standardized spelling): 
Dum medium silentium tenerent omnia et nox in suo cursu iter perageret omnipotens sermo tuus domine a regalibus sedibus venit alleluia