Retiefstraat 49 huis, Amsterdam Previous house Next house Residents in February 1941 George Gompert Kleerkoper 1872 - 1941 Partner of George Gompert Kleerkoper and his family date unknown Residents in May 1943 – September 1943 Johanna Davidsohn-Ascher 1874 - 1943 Herto Davidsohn 1879 - 1943