Informazioni sulla fonte
Ancestry.com. The history of Negro servitude in Illinois : and of the slavery agitation in that state, 1719-1864 / by N. Dwight Harris. [database online]. Provo, UT: Ancestry.com Operations Inc, 2005.Dati originali: Harris, Norman Dwight,. The history of Negro servitude in Illinois : and of the slavery agitation in that state, 1719-1864 / by N. Dwight Harris.. Chicago: A.C. McClurg & Co., 1904.
