Don't know if your Joseph Crunkleton was from this clan, but try this. The following library has complete Greencastle(Franklin Co., PA) Crunkleton clan genealogy. They were one of 1st Greencastle settlers(mid-1700's) in area after coming from Europe. Send query to; Alex. Hamilton Free Library, 48 E. Main St., Waynesboro, PA 17268, c/o Ruth Gembe, Pennsylvania Room. Enclose SASE.