LI. 



Holland. — Utrecht. Lat. 52° 5' N. Long. 5° 8' E. Grcemc. 



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. 



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



£ 60 



