BEN NEVIS OBSERVATORY. 



489 



TABLE X.— MEAN BAROMETER WITH HOURLY DEPARTURES. 



In thousandths of an inch. 



Ben Nevis Observatory, 1884-1903. 20 Years. 





1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 17 



18 



19 



20 



21 



22 



23 



Mid- 

 night. 



Mean. 



January 

 February . 

 March 



April 



May 



June 



July 



August 

 September . 



October 

 November . 

 December . 



Year 



2 

 1 

 1 



4 

 3 

 3 



2 

 2 

 1 



2 

 3 

 2 







2 

 3 

 3 



10 

 9 

 8 



8 

 7 

 4 



6 

 2 

 



4 



5 



7 



10 



15 

 13 



14 



14 

 13 

 10 



12 

 5 

 2 



9 



9 

 12 

 14 



18 

 16 

 17 



16 

 16 



H 



15 



10 



7 



13 



12 

 13 

 15 



20 

 18 

 17 



18 

 IS 

 17 



16 

 13 

 11 



15 



13 



12 

 13 



17 

 16 

 14 



16 

 16 

 15 



15 

 12 

 11 



14 



11 



9 



10 



12 

 12 

 10 



12 

 12 

 11 



11 



9 



10 



10 



6 



5 

 6 



7 

 8 

 6 



7 

 7 

 7 



4 

 3 

 6 



6 



1 

 

 3 



3 

 4 

 3 



4 

 3 



3 





 2 



1 



1 



4 

 3 

 1 



2 

 

 







1 







3 



4 

 4 



2 



7 

 7 

 4 



6 

 3 

 3 



3 

 4 

 3 



6 

 6 

 6 



5 



4 

 7 

 7 



8 

 6 

 6 



6 



7 

 5 



7 

 2 

 2 



6 



1 



4 

 6 



10 

 8 

 9 



9 

 9 



7 



5 

 



2 



6 



3 

 1 



4 



11 

 11 

 10 



12 



10 



6 



4 



3 

 4 



5 



2 

 2 

 1 



9 

 9 

 9 



11 

 9 

 5 



3 



5 

 5 



4 



1 



3 

 1 



7 

 7 

 8 



9 

 8 

 3 



1 



3 

 1 



3 



3 



1 

 



6 

 5 

 6 



7 

 6 

 2 



3 





 



4 



5 

 3 

 3 



6 

 4 

 5 



6 

 5 

 3 



6 

 4 

 3 



5 



8 

 6 

 6 



7 

 5 

 6 



6 

 5 

 6 



7 

 7 

 5 



7 



10 

 7 

 8 



10 

 6 

 6 



7 



8 



11 



8 

 8 

 8 



8 



11 



6 



8 



9 

 9 

 9 



9 



9 



10 



7 

 8 

 9 



9 



10 

 5 

 8 



7 

 8 

 9 



9 

 9 

 9 



6 

 9 

 9 



8 



8 

 4 

 6 



4 

 6 

 7 



6 

 6 

 8 



3 



7 

 8 



6 



4 

 3 

 4 



1 

 3 

 3 



3 



2 

 4 



2 

 6 

 6 



4 



25-208 

 •247 

 •183 . 



•280 

 •379 

 •474 



•418 

 •367 

 •386 



•255 

 •267 



•142 



25*300 



Ben Nevis Observatory, 1891-1903. 13 Years. 





1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



10 

 6 

 8 



8 

 8 



7 



5 



8 



11 



7 

 6 

 8 



7 



21 22 



1 



23 



8 



4 

 6 



3 



! 



5 

 6 

 9 



2 

 6 

 6 



5 



Mid- 

 night. 



Mean. 



January 

 February . 

 March 



April 



May 



June 



July 



August 

 September . 



October 

 November . 

 December . 



Year 



1 







1 



4 



3 



3 



3 

 3 

 1 



2 

 1 

 2 



1 



3 

 3 



3 



10 

 8 

 9 



8 

 8 

 4 



5 

 3 



1 



6 



4 

 7 

 9 



15 

 13 

 14 



14 



13 



9 



10 

 5 

 3 



10 



9 



10 

 15 



18 

 17 

 17 



16 

 18 

 14 



H 



10 



8 



14 



12 

 11 

 15 



19 

 18 

 17 



17 

 18 

 16 



14 

 12 

 11 



15 



15 

 10 

 14 



15 

 15 

 14 



15 

 16 

 15 



13 

 11 



12 



14 



H 



8 



11 



11 

 11 

 10 



10 

 12 

 10 



8 



7 



11 



11 



8 



4 

 7 



6 

 7 

 6 



6 

 6 



7 



2 

 1 

 7 



6 



3 

 1 

 3 



2 

 3 

 2 



4 

 2 

 3 





 3 

 



2 



2 

 5 



1 



3 



1 

 





 

 



3 

 6 

 5 



2 



5 

 8 



4 



6 

 3 



4 



3 

 4 

 2 



6 

 8 

 7 



5 



2 

 8 

 7 



9 



7 

 7 



6 

 7 

 5 



7 

 3 

 3 



6 



1 

 4 

 7 



11 



10 

 9 



9 

 9 



v 



5 





 1 



5 



3 

 1 

 4 



11 

 11 

 10 



11 

 9 

 6 



4 



4 

 4 



4 



1 

 5 

 



8 



11 



9 



10 

 8 

 4 



3 



5 

 5 



3 



2 



4 

 2 



7 

 7 

 8 



8 

 6 



2 



1 



4 

 2 



2 



5 



1 

 1 



7 

 5 

 7 



6 

 5 

 2 



2 





 2 



3 



7 

 3 



4 



7 

 5 

 6 



5 

 4 

 3 



! 



4 

 5 



9 

 6 



7 



7 

 6 



7 



5 

 5 

 8 



6 

 6 

 6 



6 



11 

 4 

 9 



8 



10 

 10 



7 



8 



11 



6 

 5 

 9 



8 



10 

 5 



7 



6 



9 



10 



7 



8 



11 



4 

 6 

 8 



7 



4 

 3 

 4 





 2 

 3 



2 

 2 

 6 



1 



4 

 5 



3 



25-224 

 •228 

 •163 



•295 

 •411 



•468 



•437 

 •360 



•372 



•231 ' 

 •286 , 



•no 



25-299 



Fort-William Observatory, 1891-1903. 13 Years. 





1 



2 



3 



4 



5 



6 j 7 



1 



8 



9 



10 



ll 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



Mid- 

 night. 



Mean. 



January 

 February . 

 March 



April 



May 

 June 



July 



August 



September. 



October 

 November . 

 December . 



Year 



1 



4 

 7 



3 

 8 

 8 



4 

 3 



7 



2 

 2 

 1 



4 



1 

 1 

 4 





 6 

 6 



2 

 

 5 



1 

 

 



2 



5 

 3 

 3 



5 



2 

 2 



3 



4 



2 



I 



4 



3 



9 



5 

 7 



6 

 2 

 2 



3 

 7 

 5 



8 

 8 

 8 



5 



14 

 7 

 7 



6 

 2 

 3 



2 

 7 



8 \ 

 10 

 11 

 12 



7 



16 

 5 

 4 



1 

 6 

 7 



2 



3 

 4 



6 



9 



11 



4 



15 

 3 



2 



3 



7 

 8 



5 

 1 



1 



2 



6 



10 



2 



8 

 4 

 3 



7 



9 



10 



7 

 5 

 3 



6 

 2 



5 



3 



2 

 6 

 3 



6 

 6 



7 



5 

 5 



4 



8 

 5 

 1 



4 



5 

 9 

 5 



7 

 4 

 5 



4 

 5 

 5 



10 

 9 

 8 



6 



6 



10 



5 



4 

 1 

 1 



1 

 3 

 



7 

 9 

 9 



4 



2 

 8 

 4 



1 



3 

 



1 

 2 

 1 



5 

 4 

 3 



2 



4 





 



2 

 7 

 5 



2 

 1 

 3 



1 

 3 

 3 



3 



5 

 7 

 5 



5 



10 



7 



3 

 3 

 5 



4 

 8 

 7 



6 



5 

 13 

 10 



11 



14 



12 



7 



6 



10 



9 



10 

 9 



10 





 11 

 12 



12 

 15 

 14 



9 

 8 



11 



8 

 7 

 3 



10 







10 

 12 



13 

 17 

 16 



13 

 10 

 11 



6 



4 



2 



10 



6 



l 



5 



9 

 12 

 13 



10 

 8 

 6 



2 

 2 

 2 



5 



7 

 1 







5 



8 



10 



8 

 4 

 



4 

 5 

 5 



2 



11 



5 

 6 



4 

 1 



3 



3 

 3 

 8 



6 



7 

 9 



4 



10 

 4 

 7 



7 

 7 

 3 



3 



7 

 10 



6 

 6 

 9 



6 



11 

 5 

 9 



9 



12 

 9 



8 



9 



12 



7 



8 



10 



8 



8 

 4 

 9 



9 

 13 



10 



8 



9 



11 



5 



7 

 7 



8 



7 



6 



10 



9 

 13 

 11 



8 



8 



11 



6 

 8 



7 



8 



29-860 

 •855 

 •772 



•884 

 •970 

 •971 



•922 



•834 

 •878 



•775 

 •867 

 •702 



29-858 



TRANS. ROY. SOC. EDIN. — VOL. XLHI. 



