https://www.maxvandam.info/humo-gen/family/1/F21102?main_person=I57150
https://www.alemannia-judaica.de/steinsfurt_synagoge.htm
https://ressources.memorialdelashoah.org/notice.php?q=identifiant_origine:(FRMEMSH0408707140310)
Story: https://gedenkbuch.karlsruhe.de/namen/3509