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SMITHSONIAN 

 MISCELLANEOUS COLLECTIONS 



VOL. 79 





EVEUY MAN IS A. VALUABLE MEMBER OF SOCIETY WHO, BY HIS OBSERVATION'S, RESEiRCIIES 

 AND EXPERIMENTS, PROCURES KNOWLEDGE FOR MF,N" — SMITIISO.V 



(Publication 291S) 



CITY OF WASHINGTON 

 PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1927 



