LIII. 625 



England. — Greenwich. Lat. 51° 29' N. Long. 0° 0'. 



Corrections to be applied to the Means of the Hours of Observation to obtain the true 

 Mean Temperatures of the respective Days, Months, and of the Year. — Dove. 



Degrees of ]{eaumur. 



F 



The numbers without sign must be added ; those with the sign — must be subtracted. 



61 



