1900 Census
Ferguson        Charley          30  Male    Wi      IA      Lyon Rock Rapids
Ferguson        Frank            36  Male    Sd      IA      Lyon Rock Rapids
Ferguson        Lena             26  Female  Sd      IA      Lyon Rock Rapids
Ferguson        Roy              7   Male    Ia      IA      Lyon Rock Rapids
1910 Census
Ferguson        Johannes         15  Male    Mo      IA      Lyon Lyon Twp
1920 Census
Ferguson        Arthur           13  Male    Mt      IA      Lyon Beloit; Lyon; Norwegian Luther
Ferguson        Mabel            12  Female  Mt      IA      Lyon Beloit; Lyon; Norwegian Luther
Ferguson        Norman           6   Male    Mt      IA      Lyon Beloit; Lyon; Norwegian Luther
Ferguson        John M           24  Male    Mo      IA      Lyon Lyon