History - Cor meum
Nov 13, 2018 (SirPL)
Added reference to Liber Usualis
sources
[{"chant_id":"1367","source":"2","page":"503","sequence":"1","extent":"1"},{"chant_id":"1367","source":"3","page":"1474","sequence":"2","extent":"1"}]
Added reference to Liber Usualis
sources
[{"chant_id":"1367","source":"2","page":"503","sequence":"1","extent":"1"},{"chant_id":"1367","source":"3","page":"1474","sequence":"2","extent":"1"}]