Author: Edward Caswall; Jean Baptiste de SanteuilHymnal: The Saint Dunstan Hymnal, Plainsong Hymns with Accompaniments, from the Manuscripts of the late Rev. Winfred Douglas #d64 (1968)Hymnal Title: The Saint Dunstan Hymnal, Plainsong Hymns with Accompaniments, from the Manuscripts of the late Rev. Winfred Douglas