Fortitudo mea et laus mea

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
041r
Sequence: 
9
Feast: 
Dom. Quinquagesimae
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
002892
Mode: 
6T
Differentia: 
1a
Differentia database: 
1--m-m-k-lm-lK-k--4 T7eB
Addendum: 
P: 082