Nieuwe Prinsengracht 16 III, Amsterdam Previous house Next house Residents Bernard Ancona 1915 - 1941 Residents in February 1941 Heiman de Vries 1884 - 1943 Clara de Vries-Sitter 1884 - 1943 Mina de Vries 1918 - 1943 Sophia de Vries 1913 - 1943