Bertha Roozendaal-Eichenwald was a widow. She arrived in Ootmarsum with her son Ernst and daughter Jenny from Nordhorn in 1939, where she went to live in the Molenstraat. They traded in textiles. Ernst travelled around with the merchandise.
B. Morshuis, De geschiedenis van de joden in Ootmarsum (sl 1996) 77, 85
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