Leman Franschman was arrested for not wearing the Jewish Star visibly enough on his coat. He was first sent to Buchenwald and from there to Auschwitz.
USC Shoah Foundation, USC-SF nr. 02260 (interview Louis Franschman)
In addition, a Jokos file (number 32991) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.