*Long, John H., ed. ''Historical Atlas and Chronology of County Boundaries, 1788–1980'''. '''Scale: 1:633,600. Vols. 1–5. Boston, Massachusetts: G.K. Hall, 1984. ('''FamilySearch Library {{FSC|16321|title-id|disp=973 E7hL}} v. 1–5; fiche {{FSC|16321|title-id|disp=6051426–30}}.) Maps show when and where each county changed boundaries. Maps for Wisconsin are in volume 3 (fiche {{FSC|16321|title-id|disp=6051428}}). | *Long, John H., ed. ''Historical Atlas and Chronology of County Boundaries, 1788–1980'''. '''Scale: 1:633,600. Vols. 1–5. Boston, Massachusetts: G.K. Hall, 1984. ('''FamilySearch Library {{FSC|16321|title-id|disp=973 E7hL}} v. 1–5; fiche {{FSC|16321|title-id|disp=6051426–30}}.) Maps show when and where each county changed boundaries. Maps for Wisconsin are in volume 3 (fiche {{FSC|16321|title-id|disp=6051428}}). |