1860 Census Ferguson A B 30 Male Me IA Hardin Alden Twp Furgison J 21 Male Ny IA Hardin Clay Twp 1900 Census Ferguson David 15 Male Ia IA Hardin Eldora Furgeson Harvey 21 Male Ia IA Hardin Union Twp 1910 Census Furguson Charles H 46 Male Ia IA Hardin Union Twp Furguson Henry G 30 Male Ia IA Hardin Union Twp 1920 Census Ferguson Charles P 29 Male Mi IA Hardin 2-Wd; Iowa Falls Ferguson William H 67 Male Pa IA Hardin Union