History - Factum est
Nov 13, 2018 (SirPL)
Added reference to Liber Usualis
sources
[{"chant_id":"1313","source":"2","page":"505","sequence":"1","extent":"1"},{"chant_id":"1313","source":"3","page":"1477","sequence":"1","extent":"2"}]
Added reference to Liber Usualis
sources
[{"chant_id":"1313","source":"2","page":"505","sequence":"1","extent":"1"},{"chant_id":"1313","source":"3","page":"1477","sequence":"1","extent":"2"}]