History - Ioannes autem
Mar 11, 2021 (SirPL)
Added reference to AR I
sources
[{"chant_id":"4413","source":"6","page":"32","sequence":"1","extent":"1"},{"chant_id":"4413","source":"17","page":"26","sequence":"02","extent":"1"},{"chant_id":"4413","source":"53","page":"23","sequence":"1","extent":"2"}]