quarter the diameter. Beside it is a palæolith which came into my possession from Dr. Evans's collection in London, with his certification that it is from the valley of the Somme. The two implements, as they appear side by side, are in shape and finish the exact counterparts of each other. The one from Newcomerstown,
however, is made from a local flint which occurs in nodules in the "Lower Mercer" limestone, which is situated in the lower part of the coal-measures, and crops out a few miles from there.
The implement has upon it the patina characteristic of the genuine flint implements of great age in the valley of the Somme, and is recognized by Prof. Haynes, of Boston, as in itself fulfilling all the requirements looked for in such a discovery. The gravel-pit in which it was found is one which for some years has been resorted to by the railroads for ballast. Mr. Mills saw the implement as it was projecting from the undisturbed gravel in the fresh exposure, and took it out with his own hands. The surface of the glacial terrace is here thirty-five feet above the present high-water mark of the river, and, as already said, the implement was found fifteen feet below the surface. The terrace is one
