History - Testis mihi
Oct 01, 2019 (nokel81)
Added Liber Usualis as source
sources
[{"chant_id":"155","source":"2","page":"544","sequence":"2","extent":"2"},{"chant_id":"155","source":"3","page":"1544","sequence":"1","extent":"2"}]
Added Liber Usualis as source
sources
[{"chant_id":"155","source":"2","page":"544","sequence":"2","extent":"2"},{"chant_id":"155","source":"3","page":"1544","sequence":"1","extent":"2"}]