Discovering our European & American Ancestors
1940 - 1942 (2 years)| 1. | Leonard Sem Lierens was born on 12 Jun 1940 in Amsterdam, , Noord-Holland, Netherlands; died on 31 Aug 1942 in Auschwitz / Polen. |
We strive to document all of our sources in this family tree. If you have something to add, please let us know.
