Friedel, Georges (X 1885 ; 1865-1933).

Georges Friedel, born in Mulhouse in 1865, died in Strasbourg in 1933, was the son of Charles Friedel and his first wife, Emilie Koechlin (1837-1871). He married in 1888 Miss Hélène Berger-Levrault, daughter of Oscar Berger-Levrault and sister of Alfred Berger-Levrault, of a family of printers from Alsace and settled in Nancy since 1871. He had several children: Marie (who later treated his father with emphysema from 1930 to his death), Jeanne (wife of Joseph Roederer, steelmaker), Marguerite (wife of Jules Louis Crussard, 1876-1959, X 1895, corps des mines), Charles (1893 -1970, CEO of the company BERGER-LEVRAULT), Edmond, Emilie (wife of Jean Brustlein, industrialist). Jules Louis Crussard and Marguerite Friedel themselves had 3 polytechnician sons: Jean (1911-1986; X 1930), François (1911-1935; X 1930) and Charles (born in 1916; X 1935 Mines Corps, doctor of state in mathematics, who himself held important positions at IRSID, Péchiney, Ciments Lafarge). Professor then director of the Ecole des mines de Saint-Etienne, Georges Friedel is the author of geology and especially crystallography. He ends his life as a professor in Strasbourg and CEO of Société-Levrault