1900 Census Ferguson C P 41 Male Il IA Calhoun Lake Crk Twp 1910 Census Furgeson Herman D 29 Male Ia IA Calhoun 2-Wd Lake Firguson Charles 62 Male Il IA Calhoun Reading Twp Fargusson William O 43 Male Il IA Calhoun Union Twp 1920 Census Fergason Herman 37 Male Ia IA Calhoun 4-Wd; Lake City Ferguson Charles 61 Male Il IA Calhoun 4-Wd; Lake City Ferguson Wilbur R 46 Male Ia IA Calhoun Farnhamville; Reading Ferguson Fred J 31 Male Ia IA Calhoun Lake Crk Fargusson William O 53 Male Il IA Calhoun Union