https://ressources.memorialdelashoah.org/notice.php?q=identifiant_origine:(FRMEMSH040870799725)
https://geneafrance.com/france/mplf/?mplf=1816672
http://judaisme.sdv.fr/synagog/basrhin/g-p/haguenau/cimet-h/liste.htm
Leon Hirsch (c.1868 - c.1944) - Genealogy (geni.com)
Wife: Adrienne Weill https://ressources.memorialdelashoah.org/notice.php?q=identifiant_origine:(FRMEMSH040870799622)