Note 14 — Chapter IV · ANCIENT INDIAN MOUNDS AND EARTHWORKS IN OHIO. Earthworks of the Mound Builders and their geographical position.—Miamisburgh Mound.—Grave Creek Mound.—Ages and contents of burial mounds.—Rectangular, circular and octagonal Inclosures near Newark.— Marietta Earthworks.—Discoveries made in a burial mound.—Fortifications near Portsmouth.—Encampments in the valley of the Scioto.

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