Cum esset rex in accubitu

Source: 
Rouen, Bibliothèque municipale, 248 (olim A. 339)
Folio: 
066r
Sequence: 
20
Feast: 
Assumptio Mariae,8
Office/Mass: 
M
Genre: 
A
Position: 
1.2
Cantus ID: 
002450
Mode: 
3
Differentia: 
B1
Differentia database: 
1--k-k-k-h-k-j--4 96a