

4 Jenkins, Note on Foggy Days in Manchester 



Comparison of the Average Number of Days per month 

 on which Fog or Gloom were noted. 



The Average for the 10 years 1904-13 is shown 

 4 „ 1904-7 

 4 „ 1910-13 



1 I 1 o-o 



J F M A M J J A S O N D J 



