Flint Ridge is a chain of long, narrow hills extending from a few miles east of Newark almost to Zanesville, a distance of more than twenty miles. The surface of these hills is underlain with an irregular layer of flint, which may be only a few . . . — — Map (db m12958) HM
For more than 10,000 years, Flint Ridge was one of the most important flint quarries in eastern North America. The flint formed at the bottom of a shallow ocean 300 million years ago. The softer rocks surrounding the flint have washed away, leaving . . . — — Map (db m12949) HM
This facility recognizes Gilbert W. Dilley (1902-1996), a life-long student of Ohio history; an avid collector of Ohio Indian artifacts; a long standing trustee, past president, and generous benefactor of the Ohio Historical Society; and a true . . . — — Map (db m12950) HM