Variation of Atmospheric Electrical Quantities. 289 



rH 

 ©> 



H 



cn 



< 



eg 



w 



.§ 



^2 



o 





g© 



O O CM O O 



- CM 



O IM ^ CI CO 



00 



CO t-H 



© 



r^ 



CO 



- 



o 







O 



o 



<JJ 



© 



co 













i — i 



i— i 



d 



CO 





h- 



os 



OJ 



o 



o 



I— 1 



O 



O 



o 



L— 



OS 



^H 



J-, 









■"^ 



r— ' 



c3 

 U 



o 



CO 



h- 



IQ 



D 



o 



© 



Cfi 



05 





O 



CO 



■ — i 



fc- 



o 



QQ 



D^ 



o 



CO 



tH 



rs 



o 



* 



co 



X 



© 



o 



X 



cs 





















^H 





<M 



co 



(-> 



o 







© 



TjH 



QU 



X! 



o 



SJ 





CO. 



CO 



U3 



© 



o 



T3 



-+3 

 02 



kO 





co 



33 



i> 



_fcfl 



S 



OT 



cq 



CO 



r-> 



o 



to 



<1 



"tf 



1—1 



fc- 



HH 



o 



■*- 





— I t- OS o o 



IC "tf co © 



1> CO TfH O O 

 GO <M fc- ^ rH 



a a © 



© © fl 



a" s © 



© 



X 

 '©' 



a 



O 



I 



O C3 



^2 

 C8 



> 



8 



-*5 



I 



> 



c- cm 

 CO 



o a 



co o t- © oi co 



CO H © CM O A- 



CO i— I **' 



CO © O © CM <M 

 ^ ^ ^ CN 2 <^ 



O <M uo © CO CM 



« « ^ S 3 « 



c ^ ^ o w ^ 



O CO OS CO CM rH 



CO <M l> © © "* 



Q N Q CO H J) 



CM CO © © VO © 



C (M O CO iQ H 



O H X 



CO CO © 



cs © 



r-H t> 



CO ,li 



l> © 



5 CM 



hh t- 

 t- CM 



UN ^J UJ (-<j 



<M CO 



CO rH 

 3 <» 



CO CO 



^ cfq 



t- £~ © t- © *>■ 



© © i> . ~ O 



M gO "43 3 -e cv_ 



S S ' § s S © 



+ i 8 £ 3 A 



I 



