GLACIAL MAN IN THE TRENTON GRAVELS. 37 



an ideal scheme of culture progress, it would vanish in thin air ; 

 and if the theory of z. glacial man can summon to its aid no better 

 testimony than that furnished by the examples examined in this 

 paper, the whole scheme, so elaborately mounted and so confi- 

 dently proclaimed, is in imminent danger of ear4y collapse. 



W. H. Holmes. 



