1900 Census
Farguson        Daniel W         38  Male    Mn      SD      Day 3-Wd Webster
1910 Census
Ferguson        Alexander R      27  Male    Ia      SD      Day 1-Wd Webster
Ferguson        Charles C        25  Male    Sd      SD      Day 2-Wd Webster
1920 Census
Ferguson        Charles C        34  Male    Sd      SD      Day 1-Wd; Webster
Ferguson        John R           51  Male    Mn      SD      Day 1-Wd; Webster