Walenburgerweg 94 b, Rotterdam Previous house Next house Residents Rebecca Dingsdag 1895 - 1942 Residents in April 1942 Henri Jacques Alter 1898 - 1944 Heintje Alter-Dingsdag 1899 - 1942 Elie Alter 1925 - 1942 Hanna Alter 1928 - 1942