ATMOSPHERE OF GREAT BRITAIN AND ON THE CONTINENT. 



45 



Table of the Number of Dust Particles in the Atmosphere — continued. 









O W 



7 © r* 





h 



£ 







Place. 



Date. 



Hour. 



f-4 I 1 ^ 



sis 



Wind. 



CD CD 

 CD 



H 





State of 

 the Air. 



Remarks. 





May 

















Rigi Kulm . 



17 



10 A.M. 



1,450 



E. 0-5 



56 



8 



Thickish 

 haze 



- 







12.15 p.m. 



6,100 





52 



4 



Thick haze 









5.30 p.m. 



4,500 



N.W. 1 



)> 



5 



» 



Air much the same as on two 

 previous evenings. 







5.45 p.m. 



4,500 





>> 



n 



»j 





)> 



18 



7.45 a.m. 



1,700 



S.E. 1 



48 



4-5 



Thickish 

 haze 



Clouds passing over hill. 







10 A.M. 



1,450 

 1,350 



S. 1 



J) 



51 



50 



5 

 6 



13 



Clouds forming below top of 

 hill, top clear. 







12.15 p.m. 



3,800 



)) 



55 



)> 



J) 



Halo at 10 a.m. 







12.20 p.m. 



3,800 



JJ 



56-5 



7-5 



J) 









6.10 p.m. 



3,000 



N. 2 





... 



Extremely 

 thick 



Raining ; thunderstorm since 



5 P.M. 







6.20 p.m. 



810 



JJ 





... 



» 



Violent storm of thunder, 

 lightning, and hail. 







7.10 p.m. 



725 



. . • 







JS 









7.15 p.m. 



725 



... 





. .. 



!) 





)» 



19 



9 A.M. 



700 



S. 2 



48-5 



5-5 



Medium 



Much clearer than any 

 previous morning. 







9.15 A.M. 



700 



J) 



!) 



J) 



53 









12.15 p.m. 



775 



S.W. 3 



54 



9-5 



Fairly clear 



Clearer than in morning. 









550 



JJ 



>) 



>) 



j) 









12.30 a.m. 



650 



J) 



)> 



)> 



)> 









2 P.M. 



450 



JJ 



53 



10 



Clear 









2.15 p.m. 



420 



JJ 



!' 



)) 



» 









5.30 p.m. 



420 



JJ 



50 



8 



Very clear 



In the afternoon the Jura 

 Mountains and Zurich were 

 visible for first time ; Hoch- 

 gerrach was also distinctly 

 visible. 









375 



JJ 



>) 



)i 



») 









5.40 p.m. 



425 



JJ 



)> 



)> 



jj 





)> 



20 



9 a.m. 



1,200 



S.E. 1 



50 



4 



Medium 









9.10 A.M. 



1,250 



>) 



51 



5 



?5 









12.10 p.m. 



9,500 



E. 1 



54 



6 



Thick haze 



Air like what it was at 

 beginning of visit. 







12.20 p.m. 



12,000 



E. 1 



52 



7 



jj 





VlTZNAU . 



20 



3 p.m. 



10,250 

 6,000 



3,500 



W. 0-2 



S.E. 1 



71 



11 



jj 

 j' . 



Wind slight and inshore. 

 Wind increasing and coming 

 offshore. 









2,900 



S.E. 2 



74 



17 



jj 











2,550 



• . ■ 



74 



16 



jj 











1,750 





74-5 



18-5 



»> 









3.45 p.m. 



1,700 





74 



18 



"... 









4 P.M. 



12,250 



W. 1 



68 



10 



j j. 



Wind inshore. 







4.10 p.m. 



13,000 



W. 2 



!) 



>) 



jj 





PlLATUS KULM 



22 



12.20 p.m. 



1,050 



1 



40-5 



0-5 



Fog 



! 



