@carola.b
https://www.joodsmonument.nl/en/page/212360/salomon-maandag
Salomon Maandag (1914 - 1945) - Genealogy
https://archief.amsterdam/indexen/deeds/98533411-d00a-56a3-e053-b784100ade19?person=98533411-d00b-56a3-e053-b784100ade19
https://totenbuch.buchenwald.de/names/details/person/32438/ref/recherche