Portrait of Camillo Benso, conte di Cavour, 1860.
<bdi><a href="https://en.wikipedia.org/wiki/en:Charles_Marville" class="extiw" title="w:en:Charles Marville"><span title="French photographer (1813-1879)">Charles Marville</span></a>
</bdi>
Archivio storico dell'Accademia delle Scienze