/ef 



/' 



SMITHSONIAN 

 MISCELLANEOUS COLLECTIONS 



VOL. 85 



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

 EXPERIMENTS. PROCURES KNOWLEDGE FOR MEN"— SMITHSON 



(Publication 3175) 



CITY OF WASHINGTON 

 PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1933 



