a a pia 
Aan oe 
% 
OF 
SCIENCE AND ARTS. 
a CONDUCTED BY 
Prorzssors B. SILLIMAN, B. SILLIMAN, Jr., 
® AND 
JAMES D. DANA. 
AIDED 
IN THE DEPARTMENTS OF CHEMISTRY AND PHYSICS 
BY 
De. WOLCOTT GIBBS. 
i 
e 
SECOND SERIES. 
VOL. Pir —MAY; 1852. 
set a Wale 
NEW HAVEN: 
PUBLISHED BY THE EDITORS. 
Printed by B. L. Hamuun—Printer to Yale College. 
MO, BOT, GARDEN oe 
coe - 10  e 
