1910 Census
Ferguson        Harry            28  Male    Mi      SD      Perkins Burdick Twp
1920 Census
Ferguson        Carl C           27  Male    In      SD      Perkins Chance Twp
Ferguson        Carl             26  Male    Ks      SD      Perkins Plateau Twp
Ferguson        Joseph           28  Male    Ia      SD      Perkins Wyandotte Twp