Public domain
Portrait of Claud-Antoine Regnier, Duke of Massa-Carrara
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit linePortret van Claud-Antoine Regnier, hertog van Massa-Carrara. 1838 - 1841. Leclère (prentmaker). Rijksmuseum, Amsterdam. Public domain.