Jan van Avennesstraat 21 b, Rotterdam Previous house Next house Residents in April 1942 Strul Ganz 1902 - 1943 Frida Ganz-Feuerwerker 1900 - 1942 Max Ganz 1929 - 1942 Henry Ganz 1923 - 1943 Jochebed Ganz 1934 - 1942