https://archive.org/details/historyofjeffers00perr
History of Jefferson County, Illinois : Perrin, William Henry, d. 1892? : Free Download, Borrow,...
history of jefferson county
https://archive.org/details/wallshistoryofje00wall
Wall's history of Jefferson County, Illinois : Wall, John A., 1836- : Free Download, Borrow, and...
history of jefferson county