The widow Sara Frank-Lopes Cardozo served as a witness at the wedding of her nephew Aron Lopes Cardozo to Koosje de la Fuente. The marriage was performed at Westerbork transit camp on 17 September 1943. she signed the marriage certificate.
Record of marriage certificates of the Westerbork municipality, currently at the archives of Gemeente Midden-Drenthe in Beilen