Meijer Wijnschenk married 15 May 1941 in Amsterdam to Johanna van Gelder, daughter of Nathan van Gelder and Anna Witsenhausen. His wife however has survived the Holocaust.
City Archive of Amsterdam, archive card of Meijer Wijnschenk and Nathan van Gelder.
In addition, Jokos files (numbers 52437, 850) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.