Soror mea Lucia virgo deo

Folio: 
075v
Sequence: 
7
Feast: 
Office/Mass: 
V2
Genre: 
A
Position: 
M
Cantus ID: 
004984
Mode: 
8
Differentia: 
G1
Extra: 
048v
Indexing notes: 
Rubric? - "Sing this as above in Advent before the antiphon "O sapientia" and after the Magnificat of St. Lucy"?;