1910 Census
Ferguson        Lincoln A        49  Male    Wi      CO      Cheyenne 1-Pct
Ferguson        Sarah S          44  Female  Ks      CO      Cheyenne 1-Pct
Ferguson        George A         46  Male    Wi      CO      Cheyenne 2-Pct
Ferguson        Mariah           73  Female  Irel    CO      Cheyenne 2-Pct
1920 Census
Ferguson        Lincoln A        59  Male    Wi      CO      Cheyenne 1-Pct
Ferguson        Loren            21  Male    Ia      CO      Cheyenne Cheyenne Wells; Cheyenne