Siegfried Frank's family
Siegfried Frank was a son of Izaak Frank and Fanny Reingenheim. His mother lived with him. On 5 July 1922 he married Sophie Josephine Sachs. They had two children, Julius (1923) and Emma (1926) . An 24 February 1929 his wife Sophie died. Siegfried Frank remarried Sophie's older sister Nelli Serlin…
