1910 Census
Ferguson        John S           40  Male    Cana    ND      Renville Brandon Twp
Ferguson        Abner W          31  Male    Va      ND      Renville Colquhoun Twp
Ferguson        Catharine        16  Female  Nd      ND      Renville Ensign Twp Range 82
Ferguson        Clarence V       56  Male    Ny      ND      Renville Ensign Twp Range 82
1920 Census
Ferguson        Abner            41  Male    Va      ND      Renville Colquhoun
Ferguson        Clarence V       67  Male    Ny      ND      Renville Glenburn
Farguharson     Ralph            26  Male    Nd      ND      Renville Tolley; Mckinney