Woelwijkstraat 6 b, Rotterdam Previous house Next house Residents in April 1938 – September 1942 Jacob Cohen de Heer 1912 - 1942 Residents in April 1938 – August 1942 Sientje Cohen de Heer-van der Sluijs 1912 - 1942 Residents in March 1939 – August 1942 Jacob Cohen de Heer 1939 - 1942