I am looking for more info on the above surnames. Some of my ancesters are Andrew Dominowski(1890-1963), Alma Nelson (1895-1968), Herman Singer/Senger (1882-1978), Linda Hacker (1885-1961), Fred Senger (1846-1920), Christian Senger (father of Fred, ?-?), John Dominowski (1834-1933), Mary Wash (1853-1931). The Singer/Sengers originate from Germany, the Dominowskis from Poland, The Nelsons from Sweden. Any information would be greatly appreciated.