About Klara Friezer-Valensa
Klara Valensa was the daughter of Mordechaij valensa and Engeltje Bleekroode. She was married to Joseph Friezer, who died in 1931. They were the parents of Marcus Eliazer Friezer. Amsterdam Municipal Archives; record card of Klara Valensa Westerbork records reveal that Klara Valensa died there.