1860 Census
Ferguson     Andrew          55  Male    Pa     IA      Madison Ohio Twp
1870 Census
Ferguson     George          21  Male    Il     IA      Madison Monroe Twp
Ferguson     Alaxander       31  Male    Il     IA      Madison Scott Twp
1900 Census
Ferguson        Edwin            28  Male    Il      IA      Madison Walnut Twp
Ferguson        George W         53  Male    Ia      IA      Madison Walnut Twp
1910 Census
Ferguson        Edwin B          37  Male    Ia      IA      Madison Walnut Twp
Ferguson        George W         62  Male    Il      IA      Madison Walnut Twp
1920 Census
Ferguson        George W         71  Male    Il      IA      Madison East Peru; Walnut