Steinglass, Steven; Scarselli, Gino (2004). The Ohio State Constitution A Reference Guide. Westport, CT: Praeger Publishers. pp. 272–273. (OH county charter). Other editions available: ISBN0313267650 and Google Books
Howe, Henry (1891). Historical Collections of Ohio. Vol. 2. Columbus, OH: Henry Howe and Son. (OH county source). Other editions available: ISBN1425565735 and Google Books
"Ohio Counties". County of Summit. November 15, 2011. Archived from the original on January 27, 2020. Retrieved February 28, 2013.{{cite web}}: CS1 maint: unfit URL (link)