1900 Census
Ferguson        Robert S         60  Male    Cana    CO      Garfield Antlers
Ferguson        Nimrod R         55  Male    Mo      CO      Garfield W Glenwood
1910 Census
Ferguson        Robert           69  Male    Cana    CO      Garfield Antlers 12-Pct
1920 Census
Ferguson        George           59  Male    Il      CO      Garfield Divide