MEAN TEMPERATURE OF THE OCEAN 
Th e "Voyage of H.M.S “CiLaUenger 
FIGURES SHOWING THE 
MEAN TEMPERATURE OF THE OCEAN 
AT DEPTH OF 2200 FATHOMS 
Fine:—Red Figures show the Excess above 3 5 ° 2 
Rlzte Figures show the Defect below 35 ° 2 
m 
A. Buchan. DelL. 
Track of H.M S. Clial] 
