Оригинал: Felix Mendelssohn. What were originally commissioned as ‘Voluntaries’ were changed at the composer’s request to ‘Sonatas’. Organ.
Перевод: Феликс Мендельсон. Полное собрание сочинений для органа. Том III. The Berlin-Kraków Manuscripts. Ноты. Орган. ORG. Феликс Мендельсон.