Engraving of <a href="https://en.wikipedia.org/wiki/Th%C3%A9ophile_Thor%C3%A9-B%C3%BCrger" class="extiw" title="w:Théophile Thoré-Bürger">Théophile Thoré-Bürger</a> (1807-1869), French art critic
<bdi><a href="https://en.wikipedia.org/wiki/en:L%C3%A9opold_Flameng" class="extiw" title="w:en:Léopold Flameng"><span title="engraver (1831-1911)">Léopold Flameng</span></a>
</bdi>
1870<div style="display: none;">date QS:P571,+1870-00-00T00:00:00Z/9</div>
Théophile Thoré, <i><a rel="nofollow" class="external text" href="https://books.google.com/books?id=GsMDAAAAYAAJ&amp;printsec=frontcover">Salons de W. Bürger, 1861 à 1868</a></i>, vol. 1, Paris, Renouard, 1870.