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warhistorian. (2005, May 05). Retrieved from http://warhistorian.org/blog1/index.php?entry=entry0505
Map of the Peninsula Campaign -
Givens, B. (2011, May 21). ussindiana. Retrieved from http://www.43rdpa.ussindianabb58.com/
Gives a complete history of the 43rd Pennsylvania plus a brief history of the battalion's nine batteries plus the rosters of each battery. -
Gayley, A. (2001, May). pa-roots. Retrieved from http://www.pa-roots.com/pacw/artillery/1startillery
Gives a complete summary of the unit's movements through the war.