Non haberes in me potestatem

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (with hymnal)
Folio: 
057r
Sequence: 
13
Feast: 
Fer. 2 Maj. Hebd.
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
003916
Mode: 
4T
Differentia: 
3a
Differentia database: 
1--l-k-l-m-kJ-h--4 T27e
Addendum: 
P: 114