History - Regis superni nuntia
May 18, 2022 (Jacques Perriere)
numbers after double bar, sǽculum, pœna, space :, Liber Antiphonarius page 883
sources
[{"chant_id":"2591","source":"3","page":"1688","sequence":"1","extent":"2"},{"chant_id":"2591","source":"48","page":"883","sequence":"1","extent":"1"}]