642 LXXII. 



Norway. — Drontheim. Lat. 63° 26' N. Long. 10° 25' E. Greemo. 



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. 



F 



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



78 



