Lange Houtstraat 20 II, Amsterdam Previous house Next house Residents in February 1941 Judith Werkheim 1940 - 1942 Marianne Werkheim 1937 - 1942 Salomon Werkheim 1928 - 1942 Family member of Family Werkheim date unknown Residents in February 1941 Israël Werkheim 1903 - 1944 Leentje Werkheim-Werkendam 1906 - 1942 Jacob Werkheim 1938 - 1942 Jansje Werkheim 1933 - 1942 Mietje Werkheim 1942 - 1942