Pierre Petit, ‘Portrait of Boudin’,  Archives Larousse, Paris
<bdi><a href="https://en.wikipedia.org/wiki/en:Pierre_Petit_(photographer)" class="extiw" title="w:en:Pierre Petit (photographer)"><span title="French photographer (1831–1909)">Pierre Petit</span></a>
</bdi>
before 1898 <div style="display: none;">date QS:P,+1898-00-00T00:00:00Z/7,P1326,+1898-00-00T00:00:00Z/9</div>
<a rel="nofollow" class="external free" href="https://www.nationalgallery.org.uk/artists/eugene-boudin">https://www.nationalgallery.org.uk/artists/eugene-boudin</a>