Abraham Gans and Judith Querido had four children: Levie, Debora, Benevenida and one child that survived the war.
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Abraham Gans and Judith Querido were deported on 24 October 1942 from Mechelen to Auschwitz.
S. Klarsfeld and M. Steinberg, Memoriaal van de deportatie der Joden uit België (Brussel 1982)