1900 Census
Ferguson        John             67  Male    Scot    ND      Cavalier Hope
Ferguson        William A        42  Male    Cana    ND      Cavalier Langdon
Ferguson        Peter            31  Male    Cana    ND      Cavalier Linden
Furguson        Berhart          17  Male    Cana    ND      Cavalier Milton
Ferguson        Dougal           40  Male    Cana    ND      Cavalier Mt Carmel
Ferguson        John             33  Male    Cana    ND      Cavalier Mt Carmel
Ferguson        John             23  Male    Cana    ND      Cavalier Mt Carmel
Ferguson        William          39  Male    Cana    ND      Cavalier Mt Carmel
1910 Census
Ferguson        Mariah           24  Female  Cana    ND      Cavalier 1-Wd Langdon
Ferguson        William          51  Male    Cana    ND      Cavalier 1-Wd Langdon
Furgeson        Vera             16  Female  Wa      ND      Cavalier 1-Wd Langdon
Fergerson       Archie           22  Male    Scot    ND      Cavalier Freemont Twp