Danie Theronstraat 30 huis, Amsterdam Previous house Next house Residents in February 1941 Zacharias Walvis 1894 - 1943 Anna Walvis-de Zwarte 1892 - 1943 Ruben Walvis 1923 - 1943 Michel Walvis 1930 - 1943 Child of Zacharias Walvis and his family date unknown Marianna Walvis 1926 - 1943