1870 Census Ferguson William P 27 Male Scot IA Fremont Hamburg 1900 Census Furgison J D 35 Male Il IA Fremont Washington Twp 1910 Census Ferguson W S 23 Male Mo IA Fremont 2-Wd Hamburg Furguson Joseph E 28 Male Ks IA Fremont Monroe Twp Ferguson Joseph 65 Male Oh IA Fremont Sidney Twp