Sometimes local genealogical and historical societies "keep track" of old, abandoned cemeteries. I'd contact the following. Even if they don't know anything about it, they'll be glad to find out about it.
Franklin County Historian
Donald L. Dunaway
11043 State Road 1, Brookville 47012-8506, home 765-647-4763
Tri-County Genealogical Society, http://tricitygenealogicalsociety.org/
Franklin County Library, www.franklincountyhistoricalsociety.com/