VII. 



N. America. — Toronto. Lat. 43° 39' 35" N. Long. 79° 21' 30" W. Greenw. 



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 Reaumur. 



I 



E 



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



20 



