Sophia Rosenbaum was the widow of Izaak Bamberger. She was the mother of Eva and Grietje.
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The police commissioner of Leiden requested that Sophia Bamberger-Rosenbaum be located, detained and brought to trial. She had changed her place of residence without the required authorization. This description referred to Jews who had gone into hiding.
Algemeen Politieblad, nr 48, 3 December 1942, 1352, notice 2974