Signature of the writer and historian <a href="https://en.wikipedia.org/wiki/Charles-Louis_Chassin" class="extiw" title="w:Charles-Louis Chassin">Charles-Louis Chassin</a>, on the birth certificate of his youngest daughter France Chassin, on the 10 May 1873 in Paris.
<bdi><a href="https://www.wikidata.org/wiki/Q2860432" class="extiw" title="d:Q2860432">Archives de Paris</a>
</bdi>
Acte d'état-civil n° 1678 de la naissance de France Chassin (1873-1932) aux <a href="https://fr.wikipedia.org/wiki/Archives_de_Paris" class="extiw" title="fr:Archives de Paris">Archives de Paris</a>.<br><a rel="nofollow" class="external text" href="http://archives.paris.fr/r/124/-at-civil-de-paris/">Site des Archives de Paris</a>.