Source: Yad Vashem
Willem Roco had agreed with his good school-days friend, Wilhelm (Wim) Gieben, both living in Rotterdam, that the latter would try and take care of the Roco children, Annette, b.1938, and Emile, b.1933, in the event that the Roco family would be ordered for “work in the East” - …
Van dit gezin is ook een JOKOS-dossier (nummer 3892) aanwezig op het Gemeentearchief van Amsterdam. Voor inzage is toestemming nodig van de stichting Joods Maatschappelijk Werk.