History - Reminiscere
Feb 28, 2022 (fkchaud)
Added Graduale Romanum 1974 as a source
sources
[{"chant_id":"1294","source":"2","page":"111","sequence":"2","extent":"2"},{"chant_id":"1294","source":"3","page":"545","sequence":"2","extent":"2"},{"chant_id":"1294","source":"4","page":"81","sequence":"1","extent":"1"}]