My Great Grandfather Karl Ockar Schiefer was Born IN Crimmitschau Sachsen Germany 29 September 1881 He Died IN Kleinhessen Sachsen Germany on 15...

On 29 July He married Wilhemine Leithold born 29 September 1853 in Tonehausen. She died on 4 January 1916. Thes details were in trace made about 30 years ago and I seem unable to get any further in the present. What is the best way to discover these ones from Germany, or maybe later descendants who migrated to other lands.