BUREAU OF AMERICAN ETHNOLOGY 



BULLETIN 179 PLATE 40 



• 



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CM. 



Q 



12 3 4 



CM. 



b 



1234 



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^:^-^^ 



a. Discoid choppers, Wallula (45-WW-6). b, Cobble ciioppers and hammers, Wallula 



(4S-WW-6). 



