1860 Census
Ferguson     Ephraim         21  Male    Mi     IA      Buchanan Newton Twp
Ferguson     Joseph          49  Male    Nj     IA      Buchanan Newton Twp
1870 Census
Fargeson     James           29  Male    Cana   IA      Buchanan Byron Twp
Ferguson     Jennett         67  Female  Scot   IA      Buchanan Byron Twp
Fergason     John            63  Male    Scot   IA      Buchanan Byron Twp
Ferguson     John            26  Male    In     IA      Buchanan Homer Twp
Ferguson     William         29  Male    Pa     IA      Buchanan Jefferson Twp
Ferguson     Anthony         53  Male    Irel   IA      Buchanan Perry Twp
Ferguson     John            45  Male    Ny     IA      Buchanan Perry Twp
Ferguson     Kate            20  Female  Il     IA      Buchanan Perry Twp
1900 Census
Ferguson        James            61  Male    Cana    IA      Buchanan Byron Twp
Ferguson        Anna             44  Female  Il      IA      Buchanan Iowa Hospital For The Insane
Furguson        Susan            62  Female  Oh      IA      Buchanan Liberty Twp
Furgerson       Clarance         25  Male    Ia      IA      Buchanan Madison twp
Fergerson       Louis            42  Male    Ar      IA      Buchanan Madison Twp
Fergeson        James            45  Male    Il      IA      Buchanan Perry Twp
Ferguson        John             32  Male    Ia      IA      Buchanan Westburg Twp
Ferguson        Leslie           20  Male    Ia      IA      Buchanan Westburg Twp
1910 Census
Furgerson       Alonzo           60  Male    Ne      IA      Buchanan Fremont Twp
Furgerson       Frank            41  Male    Il      IA      Buchanan Fremont Twp
Ferguson        Charles          81  Male    Scot    IA      Buchanan Madison Twp
Ferguson        Anna             48  Female  Il      IA      Buchanan Perry Twp
Ferguson        ???A             61  Female  Germ    IA      Buchanan Washington Twp
1920 Census
Fergeson        Ashley J         24  Male    Il      IA      Buchanan Fremont
Fergeson        Sidney J         44  Male    Tn      IA      Buchanan Fremont
Ferguson        Anna             61  Female  Il      IA      Buchanan Jesup; Perry