Amstellaan 53 II, Amsterdam Previous house Next house Residents in February 1941 Salomon Koen 1875 - 1942 Alida Koen-de Jong 1881 - 1943 Josephine Heilbron-Koen 1920 - 1943 Claire Koen 1915 - 1942 Marie Cohen-Koen 1914 - 1942