Ruth Duckworth

Swedish, born in Brazil and active in United States, 1928 - 1976

French, born in Lithuania and active in United States, 1891 - 1973

American, born in Hungary, active in Austria, Germany, England, and United States, 1895 - 1946

Dutch, born in Germany and active in England, 1618 - 1680

Swiss, active in United States, 1900 - 1962

Swiss, lived in Germany and United States, 1904 - 1979

Canadian, born in United States, 1947 - 2014

British (English), born in United States, 1880 - 1959

German, born in United States, 1813 - 1884

Canadian, born in United States, 1944 - 2014

American, born in Russia and active in Germany and Belgium, 1895 - 1940

Polish, lived in U.S.A., 1907 - 1981