Nativitatem hodiernam perpetuae virginis genetricis

Source: 
Wrocław, Biblioteka Uniwersytecka, Ms. R 503
Folio: 
191r
Sequence: 
9
Feast: 
Nativitas Mariae
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
003853
Mode: 
8
Differentia: 
G1
Differentia database: 
1--k-k-j-k-h-g--4 118a
Manuscript Reading Full Text (standardized spelling): 
Nativitatem hodiernam perpetuae virginis genetricis dei Mariae sollemniter celebremus qua celsitudo throni processit alleluia