THE ICE AGE 

 IN NORTH AMERICA 



AND ITS BEARINGS UPON THE 

 ANTIQUITY OF MAN 



BY 



G. FREDERICK WRIGHT, D.D., LL.D., f.g.s.a. 

 i I I 



Late assistant on the Pennsylvania and United States Geological Surveys 

 Author of "Logic of Christian Evidences,' 1 "Greenland Ice Fields," " Asiatic Russia," etc. 



Fifth edition with many new maps boc. illustrations, enlarged 

 and rewritten to incorporate the facts that bring i* i\p tc dr.te, 

 with chapters on Lake Agassiz and the.Prci^bb Cause nf 

 Glaciation, by Warren Upham, Sc.D., F G.S.A., hue Assistant 

 on the Geological Surveys of New Hampshire, Minnesota, the 

 United States, and Cinac'a. 





OBERLIN, OHIO 

 BIBLIOTHECA SACRA COMPANY 



1011 



