Caricature of <a href="https://fr.wikipedia.org/wiki/Constant_Gu%C3%A9roult" class="extiw" title="fr:Constant Guéroult">Constant Guéroult</a> (1828-1885), French novelist, publicist, feuilletonist and journalist.
<bdi><a href="https://en.wikipedia.org/wiki/en:Nadar" class="extiw" title="w:en:Nadar"><span title="French photographer and balloonist (1820–1910)">Nadar</span></a>
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<a rel="nofollow" class="external text" href="http://gallica.bnf.fr/ark:/12148/btv1b8540164p/f1.item">Bibliothèque nationale de France, département Estampes et photographie, RESERVE BOITE ECU-NA-88</a>