DIAGRAM No. II., SHOWING THE NUMBER OF DUST PARTICLES IN THE ATMOSPHERE AT BEN NEVIS OBSERVATORY AND KINGAIRLOCH 



during JULY 1892. 



Trans. Roy. Soc. Edin. Vol. XXXVII. 



6000 























\ 



1 





\ 







\ 



1 



V 





t 



\ 



\ 



1 



_ 



\ 



\ 







/ 



; 



\ 





\ 



" 



\m-- 





\Xmv-\ 



\ 



^NN 



\ 



//^ 



11 



\ 





i 



6000 



5000 



4000 



3000 



2000 



1000 

 500 



■ 



















v 



-k- 





—t 









— *— 







* 







1 















































































































































-^ 



^4 



3 



A 



. 













/ 



-e- 



/ 



, 



/ 







\, 







/ 



S* 













» 



' 



/ 





A 







\ 



/ 



■\ 



— * 









/ 



\ 











/ 





















/ 



2 



I 











-* 



\ 





\ 





\ 



















5000 



4000 



3000 



2000 



1000 

 500 







































































































































































































j 





















































































































































i 





















































































/ 



A 























t- 





Hh 





\ 





















































































' 



V 























\ 





A 





\ 





















































































1 



F 



\ 



















— 



\ 





/\ 



, 



\ 



















































































/ J 



'[ 





















1 



\ 



r 





\] 



A 





















































































\ 



\ 



V4- 





\ 





— 



\ 







J 



^ 



i 







\ 



\ 























\ 

















































.* 



5= 

















■A 



\~ 



-U 



\ 



V-" 



A 



»•• 



/ 



\ 



\ 



1 



i- 





Date. 





3 







<* 



o^* 





f 







A 



T 









r 









* 



t 











"? 



mm 



r ■■" 





4 



" 



t 





V 







,<> 







/<? 







/ r 







u 







7,J 







Y 





Date. 









\ 





\ 



\ 



\ 





\ 



J 



\ 





\ 



\ 



\ 



*\ 



\ 





1 





\K 



\ 



N 



^ 



\ 



\ 





\ 





\ 





\ 



\\ 





— ®x 





Kx n 













V 





/ 







•■ — ' 



'\ 









\ 



6000 



5000 



4000 



3000 



2000 



WOO 

 50U 







® 









® 



% 





" 



A 



® 







I 



/' 



\, } 



\ 







\ 



/ 



i 



® 



® 



I 



\ 





" 



J 



J 



J 



I 



' 





















































6000 

 5000 

 4000 

 3000 

 2000 



WOO 



500 



















* 



\ 

































































i 



































\ 



J 







\ 









, 



-/ 











\ 



/ 





c 





/ 



















V 





A 





X 



/ 



A 







^,_ 





^ 



/ 





/ 





/ 





/ 









/ 





/ 







































































/ 





















/ 



K 





\ 











A 



















































































































f 



' y 



( 























































































ft 



























/ 

































































































f 



l_ 

















/ 



' — 

















































































































/ 









\ 





















































































1 



K 





















i 















































J 



\ 



















































v 









i 











/ 













\ 





















































































i 



\ 



1 



\. 





/ 



/ s 



\ 



















1 





















































































\ 



I 



A 



\ 



*- 



y 



^s 



\t 

















— 1 



r 













xj 4 



















r\ 























r 



r 



\ 





























V 





-^ 



J 







V 













































*=c^y 











" 















-4 







V 





































































Dale. 





A 



) 







/ 



) 







/ 



7 







A 







"'/ 



? 





I 3, 











2 



7" 





2 



? 







1 



f 







2/< 







25 







7 



<i 







27 







^y 













Date. 



'EN 





' 









/ 



f- 



\ 



\ 





\ 



\ 



\ 





\ 



\ 



\ 



\\ 



\\\ 



k 



*-— 



\ 





\ 



V 



\ 





\\\ 





v- 



-^ 





\\\ 





\i 











1- 





















The Thin Line shows the number of Partiolee at Ben Nevis Observatory. 

 The Thick Line shows the number of Particles at Kingairloch. 



The Upper Arrows show the Direction and Force of the Winds on Ben Nevis. 

 The Lower „ „ „ „ at Kingairlooh. 



The Intermediate „ „ „ over the British Isles. 



