Jacob Abraham Kropveld was married to Marianne Mooij. The couple had four unmarried children: Ester, Izak, Jacques and Salomon Mozes. Jacob Abraham Kropveld was a rag sorter, his son Isaac an office clerk and his son Salomon Mozes a draughtsman.
K. Ribbens, Zullen we nog terugkeren
. De jodenvervolging in Amersfoort tijdens de Tweede Wereldoorlog (Amersfoort 2002) 168-169
In addition, a Jokos file (number 55034) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 1).