https://www.dutchjewry.org/genealogy/enschede_regio/61.shtml
https://www.maxvandam.info/humo-gen/family/1/F15893?main_person=I42000
Nephew: Walter Spits
See: [CLI Part 31] 132647021 - Dokumente - Talk in the Forum of the Arolsen Archives (arolsen-archives.org)