Signature of <a href="https://en.wikipedia.org/wiki/Jean_Sylvain_Bailly" class="extiw" title="en:Jean Sylvain Bailly">Jean Sylvain Bailly</a>, French astronomer, academician and revolutionist, near 1789-1791.
<ul><li><a href="//commons.wikimedia.org/wiki/User:S%C3%A9mhur" title="User:Sémhur">Sémhur</a> (<a href="//commons.wikimedia.org/wiki/User_talk:S%C3%A9mhur" title="User talk:Sémhur"><span class="signature-talk">talk</span></a>)</li>
<li>Jean Sylvain Bailly</li></ul>
CC BY-SA 4.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:Original_signature_of_Bailly.jpg" title="File:Original signature of Bailly.jpg">Original signature of Bailly.jpg</a>, uploaded by <a href="//commons.wikimedia.org/wiki/User:Distico" title="User:Distico">Distico</a> in public domain; itself from a document written by Bailly in 1789-1791 as mayor of Paris.</li></ul>