RELICS OF MAN IN THE GLACIAL PERIOD. 249 



when the climate and ice of Greenland extended to the 

 mouth of New York Harbor. The probability is, that if 

 he was in New Jersey at that time, he was also upon the 

 banks of the Ohio, and the extensive terrace and gravel 



Fi<5. 69.— Chipped pebble of black chert, found by Dr. C. L. Metz. October, 1885. 

 at Madisonville, Ohio, in gravel eight feet from surface under clay : a, face 

 view; b, side view. 



deposits in the southern part of our State should be closely 

 scanned by archaeologists. When observers become famil- 

 iar with the rude form of these palaeolithic implements, 

 they will doubtless find them in abundance. But whether 

 we find them or not in this State [Ohio], if you admit, as 

 I am compelled to do, the genuineness of those found by 

 Dr. Abbott, our investigation into the glacial phenomena 

 of Ohio must have an important archaeological significance, 

 for they bear upon the question of the chronology of the 

 Glacial period, and so upon that of man's appearance in 

 New Jersey." 



The expectation of finding evidence of preglacial man 

 in Ohio was justified soon after this (in 1885), when Dr. C 



