History - Rector potens verax Deus (Septem Dolorum)
Oct 26, 2026 (xmarteo)
Version, sources (where the rubric that defines this hymn), usage
mode
2
office-part
hy
sources
[{"chant_id":"20103","source":"3","page":"1632","sequence":"8","extent":"1"},{"chant_id":"20103","source":"48","page":"842","sequence":"8","extent":"1"}]
version
Solesmes 1960