§ 
+ 2 ; * | oe 
WE h) TF 
TRANSACTIONS 
OF 
THE ACADEMY OF SCIENCE 
Cr St. LOUIS, 
VOL. XVIII. 
JANUARY 1908 TO DECEMBER 1909. 
PUBLISHED UNDER DIRECTION OF THE COUNCIL. 
3 
3| 
ST. LOUIS : 
NIXON-JONES PRINTING CO. 
