History - Vir erat
Nov 19, 2018 (SirPL)
Added reference to Liber Usualis
sources
[{"chant_id":"1363","source":"2","page":"382","sequence":"1","extent":"2"},{"chant_id":"1363","source":"3","page":"1069","sequence":"1","extent":"1"}]
Added reference to Liber Usualis
sources
[{"chant_id":"1363","source":"2","page":"382","sequence":"1","extent":"2"},{"chant_id":"1363","source":"3","page":"1069","sequence":"1","extent":"1"}]