History - Dum complerentur dies
May 17, 2021 (Jacques Perriere)
Liber Usualis page 884 + Duplicate of 2583
remarks
Duplicate of 2583
sources
[{"chant_id":"12822","source":"3","page":"884","sequence":"1","extent":"1"},{"chant_id":"12822","source":"48","page":"503","sequence":"01","extent":"12"}]