Aron Werkheim and Rika Tokkie married in 1932 in Amsterdam. They also had a son Mozes and a son Samuel, who passed away before the war.
Stadsarchief Amsterdam, archiefkaart Aron Werkheim
In addition, a Jokos file (number 6691) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.