1900 Census
Ferguson        Charles W        28  Male    Il      SD      Lincoln Dayton Twp
Ferguson        George           57  Male    Oh      SD      Lincoln La Valley Twp
1910 Census
Ferguson        Charles F        39  Male    Oh      SD      Lincoln 2-Wd Canton
Ferguson        Margreth         22  Female  Ia      SD      Lincoln Canton Twp
1920 Census
Ferguson        Albert E         50  Male    Il      SD      Lincoln Canton Twp