21722.git, branch main A Practical Discourse on Some Principles of Hymn-Singing initial commit of ebook 21722 2025-10-15T08:45:43+00:00 Roger Frank rfrank@pglaf.org 2025-10-15T08:45:43+00:00 9378d38c386c4ae2a1593c18a8f7e35ca5587e26