1900 Census
Ferguson        Frank            32  Male    Mi      MI      Charlevoix Boyne Valley Twp
Furguson        Laura            62  Female  Mi      MI      Charlevoix Eveline Twp
Furgison        William          43  Male    Cana    MI      Charlevoix Hayes Twp
Fergeson        Frank            36  Male    Mi      MI      Charlevoix Hudson Twp
Ferguson        Hugh D           42  Male    Mi      MI      Charlevoix Hudson Twp
Ferguson        Robert           43  Male    Cana    MI      Charlevoix South Arm Twp
1910 Census
Ferguson        Laura A          71  Female  Mi      MI      Charlevoix 3-Wd Boyne
Ferguson        William          50  Male    Cana    MI      Charlevoix Hayes Twp
Ferguson        William          45  Male    Ny      MI      Charlevoix Marion Twp
Ferguson        Fay              21  Male    Mi      MI      Charlevoix South Arm Twp
Ferguson        Robert           53  Male    Cana    MI      Charlevoix South Arm Twp
1920 Census
Ferguson        J William        64  Male    Cana    MI      Charlevoix 3-Wd Boyne
Furgeson        Grant            34  Male    Mi      MI      Charlevoix Hayes
Ferguson        Milton           42  Male    Mo      MI      Charlevoix St James