De Graeffstraat 5 a, Rotterdam Previous house Next house Residents in April 1942 Samuel van Creveld 1893 - 1943 Delphine van Creveld-Salomons 1896 - 1943 Robert van Creveld 1927 - 1943 Meijer Hans van Creveld 1923 - 1943 Child of Samuel van Creveld and his family date unknown