'r-/YS 



SMITHSONIAN 

 MISCELLANEOUS COLLECTIONS 



VOL. 70 





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

 AND EXPERIMENTS, PROCURES KNOWLEDGE FOR MEN " — SMITHSON 



(Publication 2655) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1921 



