J.F. Clemens (1748–1831), after Nicolai Abildgaard (1743–1809): Ossian, 1787, 247 x 196 mm, etching and engraving, source: Statens Museum for Kunst / National Gallery of Denmark, KKSgb5959, http://www.smk.dk/en/explore-the-art/search-smk/#/detail/KKSgb5959. Public Domain.