) 
from these and other local sites were assembled in cur national 
• Museum and labelled by the Curator as of glacial ago and as repre¬ 
senting Ar erican paleolithic culture♦ They were also exchanged 
i 
with oilier museums where they were associated with similar rejects 
Y ‘ • ^ 1 tj* ' •■<r. 
of manufacture fror. other localities and corresponding!:^ iabcOled* 
- V 7" ^ ( 
s ■ .. 
At th4s period this was not seriously questioned, having tl.se sup- 
, 
port of most of the foremost students of ■' ntiquityat 
home and abroad. 
I f ** . >J - -- 
i i . 
icon trie contents of a 
Pennsylvania cache or deposit of beautifully slumped blades of ar- 
> 
gillita numbering 6,(X 0, and by reasonable estimate, based on long 
experience of the present writer there oxl $today on the sites of 
the raw material scattered over the hills and valleys of Pennsyl- 
H I'va-wt 4 Tf ,, \ 
vania, not less than 80,000 rejects of the chipping work any of 
which thirty years ago would have run the risk pf being collected 
\ 
am treasured as paleolithic implements by the devottes of the 
theory of an American paleolithic man. 
In recent years very serious doubts wore raised by the 
