O quam pulchra est casta

Source: 
Mainz, Bischöfliches Dom- und Diözesanmuseum, D
Folio: 
229v
Sequence: 
2
Feast: 
Comm. unius Virginis Martyris
Office/Mass: 
M
Genre: 
A
Position: 
1.3
Cantus ID: 
004069
Mode: 
7
Differentia: 
1
Differentia database: 
1--l-l-m-l-k-jl--4 146a
Extra: 
280