mg, Chillicothe, Ohio, is a famous old town. The Adena mansion dates from c. 1806, and there are other historic sites. Information may be available at the Ross County Courthouse, and at Ohio University (in Chillicothe). Pike County is adjacent (1815).

The Ohio and Erie Canal went through Chillicothe; a photo of a canal boat, taken in 1907, among the historical data at http://ohweb.ohiohistory.org. The easiest way to find the photo is by entering "Chillicothe" canal in Google.

They surely have a genealogical group in Chillicothe that could help.