 March 1863 two earthen forts, Fort Boone (not to be confused with Fort Boone) and the larger New Redoubt, were constructed by army engineers, 103rd Ohio Infantry and civilian labor.Written by Lyman Beecher Hannaford, 103rd OVI, March 26, 1863, "we have now moved our encampment up on the hill in the rear of the fort.The regiment moved yesterday morn early".