A Jokos file (number 53724) 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).
Maurits van Straten was the twinbrother of Lion and lived, till is death on 02-05-1940 with his parents at the same adress.