Ista est speciosa inter

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
243r
Sequence: 
6
Feast: 
Assumptio Mariae
Office/Mass: 
M
Genre: 
R
Position: 
2.1
Cantus ID: 
006994
Mode: 
2
Addendum: 
P: 356