32 WRITINGS OF JOSEPH HENRY. [1855- 



amount deduced from a series of observations made through 

 a number of years. 



The direction of the wind, as well as the amount of cloudi- 

 ness and sunshine, besides being of much importance in de- 

 termining the meteorological elements of the climate of a 

 countr}' , are of interest to the farmer in comparing them 

 with the other elements with which it is intimately con- 

 nected, and thus deducing rules for the prognostication of the 

 weather. 



