Portrait miniature of the colonel Baron Aubert. Miniature on ivory. Signed.
<bdi><a href="https://www.wikidata.org/wiki/Q47128117" class="extiw" title="d:Q47128117"><span title="French painter, miniaturist and illustrator, active 1799-1814">Alexandre Vigneux</span></a>
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<a rel="nofollow" class="external text" href="https://www.pba-auctions.com/en/lot/7542/1466211">Pierre Bergé &amp; Associés</a>, image cropped by the uploader