<bdi><a href="https://en.wikipedia.org/wiki/en:L%C3%A9on_Richet" class="extiw" title="w:en:Léon Richet"><span title="French painter (1843–1907)">Léon Richet</span></a>
</bdi>
<a href="https://en.wikipedia.org/wiki/Christie%27s" class="extiw" title="en:Christie's">Christie's</a>, LotFinder:  entry  <a rel="nofollow" class="external text" href="https://www.christies.com/LotFinder/lot_details.aspx?intObjectID=5993977">5993977</a> (sale 11800, lot 10, London, 17 May 2016)