History - Alleluia (Compline of Easter Octave)
May 26, 2023 (DomMocquereau)
changed title, added LA as source
incipit
Alleluia (Easter Week Compline of Easter Octave)
sources
[{"chant_id":"4499","source":"3","page":"784","sequence":"2","extent":"1"},{"chant_id":"4499","source":"48","page":"447","sequence":"2","extent":"1"}]