SMITHSONIAN 



MISCELlilOUS COLLEUTK 



YOL. IX. 



'KVERV MAN IS A VAl.DABLE MEMBER OF SOCIETY WHO BT HIS OBSERVATIONS, KKSRARCHK? 

 AND KXPERIMENTS PROOnRKS KXOWI.EDOE FOR MEN." — SMITHSON. 



^ 



WASHINGTON: 

 PUBLISHED HV THE SMITHSONIAN INSTITUTION. 



1 8 (> 9 . 



