Great Grandfather Bernard Bang

I am looking to go even further back again- Now I search for my Great Grandfather and Great Grandmother They are in the 1900 Norway Census Municipality Rodoy Municipalitiy # 1836 Bernhard Bang born 1870 @ Rodo, Nor and Paulina Bang born 1875 @ Bo Vesteraal, Nor any help would be greatly appreciated any relatives please contact via this webpage God Bless You and Thank You