178 NOTES ON METEOROLOGICAL OBSERVATIONS AT PLYMOUTH. 



Whence it appears tliat on tlie whole Plymouth enjoys one third 

 of the possible bright sunshine^ the proportion rising to nearly one 

 half in August, and falling to one sixth in January. 



The foregoing results are deduced from the averages computed 

 by Dr. Merrifield, and comparisons have been made only with the 

 material immediately to hand. They are, however, sufficient to 

 show the great value of Dr. Merrifield's records, and of what may 

 be expected from a full discussion. 



