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SMITHSONIAN 

 MISCELLANEOUS COLLECTIONS 



VOL. 95 



\ JUM 16 1037 



EVERY MAN IS A VALUABLE MEMBER OF SOCIETY WHO. BY HIS OBSERVATIONS, RESEARCHES, 

 AND EXPERIMENTS, PROCURES KNOWLEDGE FOR MEN "• — SMITHSON 



(PUBLICATION 3415] 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1937 



