History - Justus ut palma (Intr.)
Mar 14, 2022 (fkchaud)
Add Graduale Romanum 1974 as a source
sources
[{"chant_id":"108","source":"2","page":"[45]","sequence":"2","extent":"2"},{"chant_id":"108","source":"3","page":"1204","sequence":"1","extent":"1"},{"chant_id":"108","source":"4","page":"508","sequence":"1","extent":"1"}]