The South West Ohio Regional Flyin. - One of the best events in the state and well worth a vsiti.

http://www.cincinnatiwarbirds.org/content.aspx?page_id=87&club_id=65690&item_id=821267

This flyer from last year's event shows more detail on the location. The airfield, which has two well maintained intersection runways is not on the CINCI sectional, but you will find it at: N39° 12.48' W84°  01.15' 

https://www.dropbox.com/s/6nyav6kn5e514nc/SWORFI%202017%20Flyer.pdf?dl=0