The ice age in North America and its bearing upon the antiquity of man5th edwith many new maps and illus., enland rewritten to incorporate the facts that bring it up to date, with chapters on Lake Agassiz and the Probable cause of glaciation . Fig. 166. -Chipped pebble of black chert, found by Dr. C. L. Metz. October, 1885. at Madi-sonville. Ohio, in gravel eight feet from surface under clay. a. face view ; b, sideview. Note its resemblance to Fig. 136, from Trenton, New Jersey. (No. 40,970.)(Putnam.) Metz, in gravel, eight feet below the surface, in Madison-ville, Ohio. This rude implement is
The ice age in North America and its bearing upon the antiquity of man5th edwith many new maps and illus., enland rewritten to incorporate the facts that bring it up to date, with chapters on Lake Agassiz and the Probable cause of glaciation . Fig. 166. -Chipped pebble of black chert, found by Dr. C. L. Metz. October, 1885. at Madi-sonville. Ohio, in gravel eight feet from surface under clay. a. face view ; b, sideview. Note its resemblance to Fig. 136, from Trenton, New Jersey. (No. 40,970.)(Putnam.) Metz, in gravel, eight feet below the surface, in Madison-ville, Ohio. This rude implement is about the same size andshape of one made of the same material, found bj Dr. Ab-bott in the Trenton (N. J.) gravel, and is of special interestas the first one known from the gravels of Ohio. ProfessorPutnams announcement, followed by a letter from Dr. Metz,saying that he had since found another implement in the Science, vol. i, p. 359. f Proceedings, vol. xxiii, p. 242. MAN AND THE GLACIAL PEHWD. 643 e;ravel at Loveland, led me, on the 11th and 12th of No-vember, 1887, to visit the localities and see their relation tothe glacial deposits of the region. The situation is as fol-lows :
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Keywords: ., bookauthoruphamwarren18501934, bookcentury1900, bookdecade1910
