About Ida van Praag-Herz [en]
Ida Herz was a daughter of Hermann Herz and Eva Friesem. She got married to Salomon van Praag in Cologne in 1909. He was a son of Lion Marcus van Praag and Elsje Kloot. Salomon van Praag was previously married to Henriette Kattenburg. He died in 1933. Ida van Praag-Herz died in Amsterdam in 1943. S…