Ne in ira tua arguas

Source: 
Washington, D.C., The Library of Congress - Music Division, M2.1 XI M5
Folio: 
001r
Sequence: 
7
Feast: 
Fer. 2 per annum
Office/Mass: 
M
Genre: 
A
Position: 
1.4
Cantus ID: 
003859
Mode: 
?
Manuscript Reading Full Text (standardized spelling): 
Ne in ira tua arguas me domine
Manuscript Reading Full Text (MS spelling): 
Ne in ira tua arguas me domine
Indexing notes: 
check position