SMITHSONIAN 

 MISCELLANEOUS COLLECTIONS 



VOL. 93 







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EVEKY MAi\ IS A VALUABLK MEMBER OF SOCIETY WHO, BY HIS OBSEKVATIcAjS, RESEARCHES, 

 ANn EXPERIMENTS, PROCURES KNOWLEDGE FOR MEN " SMITHSON 



(Publication 3340) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1935 



