Marianna Velmans-Cohen was a patient at 'Het Groot Graffel' psychiatric institution in Warnsveld. She was collected from there and deported.
S. Laansma, De Joodse gemeente van Zutphen (Zutphen 1977) 70-71
Marianna Velmans-Cohen was the widow of Mozes Velmans from Amsterdam.
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