| Long, John H., ed. ''Indiana: Atlas of Historical County Boundaries''. New York, NY: Charles Scribner’s Sons, Simon and Schuster Macmillan, 1996. {{FSC|780737|item|disp=FS Library book 977.2 E3s}} The counties are in alphabetical order. This book includes territorial and state outline maps for 1800, 1807, 1810, 1815, 1820, 1825, 1830, 1835, 1840, 1845, 1850, 1853, 1860, 1866, and 1870. | | Long, John H., ed. ''Indiana: Atlas of Historical County Boundaries''. New York, NY: Charles Scribner’s Sons, Simon and Schuster Macmillan, 1996. {{FSC|780737|item|disp=FS Catalog book 977.2 E3s}} The counties are in alphabetical order. This book includes territorial and state outline maps for 1800, 1807, 1810, 1815, 1820, 1825, 1830, 1835, 1840, 1845, 1850, 1853, 1860, 1866, and 1870. |
| Long, John H., ed. ''Historical Atlas and Chronology of County Boundaries, 1788–1980''. Boston: G.K. Hall, 1984. {{FSC|16321|item|disp=FS Library book 973 E7hL; fiche 6051426–430}} Volume 2 contains Illinois, Indiana, and Ohio {{FSC|16321|item|disp=on FS Library fiche 6051427 (set of 6 fiche)}}, with maps showing when and where each county’s boundaries were changed. | | Long, John H., ed. ''Historical Atlas and Chronology of County Boundaries, 1788–1980''. Boston: G.K. Hall, 1984. {{FSC|16321|item|disp=FS Catalog book 973 E7hL; fiche 6051426–430}} Volume 2 contains Illinois, Indiana, and Ohio {{FSC|16321|item|disp=on FS Library fiche 6051427 (set of 6 fiche)}}, with maps showing when and where each county’s boundaries were changed. |