History - Ecce Joanna virgo
Aug 31, 2025 (DomMocquereau)
add LU
sources
[{"chant_id":"20227","source":"3","page":"sup.joa10","sequence":"2","extent":"1"},{"chant_id":"20227","source":"48","page":"(5)","sequence":"3","extent":"2"}]
version
Solesmes 1961