1860 Census Ferguson William 40 Male Irel IA Harrison Calhoun Twp 1870 Census Furguson William 44 Male Irel IA Harrison Magnolia Twp 1900 Census Ferguson George E 34 Male Ia IA Harrison Logan Ferguson W W 39 Male Ia IA Harrison Magnolia Twp Ferguson Alvirado 45 Female Ia IA Harrison St John Twp Ferguson Mark E 22 Male Pa IA Harrison St John Twp 1910 Census Ferguson Teressa 68 Female Vt IA Harrison Little Sioux Twp Ferguson Alvirado 54 Male Ia IA Harrison St John Twp Pherguson D C 51 Male PA IA Harrison; Harrison Twp Pherguson Lidy 78 Female NY IA Harrison; Harrison Twp 1920 Census Ferguson Alvirado 64 Male Ia IA Harrison 3-Wd; Missouri Valley; St John Furgeson Dewitt 65 Male Pa IA Harrison Dunlap; Harrison Fergeson William 39 Male Ia IA Harrison Lincoln Ferguson Raleigh 33 Male Ia IA Harrison St Johns