VI.] 



THE ATMOSPHERE. 



93 



reader's attention it may be worth while to explain the kind 

 of information which they give, and how they are to be 

 interpreted. 



Fig. 2 2 is a reproduction of the weather-chart given in the 



. 



30' 

 SCsing 



SeayyOouda ^^^49 

 Claady 



52° 

 Bar. (Xear \ 

 "nruf *■ 



Fig. 22. — yy^Kfi weather chart. 



Times of to-day (March 31, 1S77), and it shows the state 

 of the weather at 6 p.m. yesterday. The most striking 

 feature in the chart is the series of dotted curved lines, 



