Jansje van der Glas was the mother of Benzion and three children who survived the war.
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In August 1941, an obituary was placed in Het Joodsche Weekblad for Jansje Soetendorp-van der Glas. She was the widow of Abraham Soetendorp.
Het Joodsche Weekblad, 1 August 19…
In addition, Jokos files (numbers 1408, 25108) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.