^ 





SMITHSONIAN 



MISCELLANEOUS COLLECTIONS 



VOL. 86 



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

 EXPERIMENTS. PROCURES KNOWLEDGE FOR MEN"— SMITHSON 



(Publication 3215) 



CITY OF WASHINGTON 

 PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1933 



