594 MR ALEX. BUCHAN ON THE MEAN PRESSURE OF THE ATMOSPHERE 



TABLE I. — Showing the Mean Monthly and Annual Height of the Barometer 



Note. — Under column of " Hours of Observation " " red." signifies that a correction has been applied for Daily Range, 

 the p.m. after it. A Minus Sign before Latitudes signifies Latitude South, and before Longitudes, it 



Places. 



Country. 



Autho- 

 rities, 

 see page 

 635. 



Number 



of 

 Years. 



Years 

 Specified. 



Hours of 

 Observa- 

 tion. 



Latitude. 



Longitude. 



Height 



in Eng. 



Feet. 



Stykkisholm. 



Iceland 



1 



23 



1846-68 



noon 



65 



4 



o / 



-22 43 



37 



Do., 



do. 



1 



11 



1857-67 



noon 



65 



4 



-22 43 



37 



Reykjavik, . 



do. 



2 



13 



1823-35 



8 or 9: 



64 



40 



-22 



36 



Do., 



do. 



3 



3 



1866-69 



9: 



64 



40 



-22 



10 



Eyafiord, 



do. 



4 



2 



1811-13 



? 



66 







- 18 20 



? 



Thorshavn, . 



Faro 



3 



3 



1866-69 



9: 9 



62 



2 



-6 43 



12 



Armagh, 



Ireland 



5 





1857-67 



10: 10 



54 



21 



-6 49 



210 



Belfast, 



do. 



6 





do. 



9: 



54 



36 



-5 56 



66 



Dublin, 



do. 



7 



22 



1831-52 



noon 



53 



22 



-6 21 



162 



Do., 



do. 



8 





1857-67 



9£:3£ 



53 



22 



-6 21 



159 



Monkstown, . 



do. 



9 





1859-66 



8%: 8£ 



53 



18 



-6 8 



110 



Cork, .... 



do. 



10 





1857-67 



9: 3 



51 



53 



-8 28 



25 



Sandwick, . 



Scotland 



3 





do. 



9: 9 



59 



2 



-3 18 



94 



Stornoway, . 



do. 



3 





do. 



do. 



58 



12 



-6 21 



70 



Tongue, 



do. 



3 





do. 



do. 



58 



30 



-4 25 



40 



Culloden, 



do. 



3 





do. 



do. 



57 



30 



-4 7 



104 



Elgin, .... 



do. 



3 





do. 



do. 



57 



38 



-3 19 



40 



Aberdeen, . 



do. 



3 





do. 



do. 



57 



9 



-2 7 



110 



Braemar, 



do. 



3 





do. 



do. 



57 







-3 24 



1114 



Kettins, 



do. 



3 





do. 



do. 



56 



32 



-3 16 



228 



Barry, .... 



do. 



3 





do. 



do. 



56 



31 



-2 44 



38 



Callton Mor, 



do. 



3 





do. 



do. 



56 



8 



-5 30 



65 



Glasgow, . 



do. 



3 





do. 



do. 



55 



53 



-4 18 



180 



Nookton, 



do. 



3 





do. 



do. 



56 



11 



-3 3 



80 



Smeaton, 



do. 



3 





do. 



do. 



56 







-2 40 



100 



Thirlestane Castle, 



do. 



3 





do. 



do. 



55 



43 



-2 45 



558 



Milne-G-raden, 



do. 



3 





do. 



do. 



55 







-2 12 



103 



Durham, 



England 



11 





do. 



10: 10 



54 



46 



- 1 35 



352 



Sillotb, 



do. 



12 





do. 



9: 9 



54 



52 



-3 23 



28 



Stonyhurst, 



do. 



13 



21 



1848-68 



red 



53 



51 



-2 28 



381 



Do., 



do. 



14 





1857-67 



7: 1, 9 



53 



51 



-2 28 



381 



York, .... 



do. 



15 





do. 



red. 



53 



58 



-1 5 



50 



Manchester, 



do. 



15 





do. 



8: 11 



53 



39 



-2 14 



123 



Liverpool, 



do. 



16 





do. 



:1 



53 



25 



-2 59 



37 



Derby, 



do. 



17 





do. 



9: 3 



52 



56 



-1 28 



174 



Holkham, 



do. 



18 





do. 



9: 3 



52 



57 



48 



39 



Norwich, 



do. 



19 





do. 



10. 3 



52 



38 



1 18 



50 



Cardington, 



do. 



20 





do. 



9: 3 



52 



7 



-0 2 



109 



Oxford, 



do. 



21, 15 





do. 



biho. 



51 



46 



- 1 16 



210 



Greenwich, . 



do. 



22, 15 





do. 



red. 



51 



28 







159 



London, 



do. 



23 



89 



r 1774-80 1 

 11787-1868 J 



do. 



various 



various 



various 



Clifton, 



do. 



15 





1857-67 



do. 



51 



28 



-2 36 



228 



Worthing, . 



do. 



15 





do. 



do. 



50 



49 



-0 22 



34 



Helston, 



do. 



24 



20 



1849-68 



9: 3, 9 



50 



7 



-5 16 



106 



Do. ... 



do. 



24 





1857-67 



9: 3, 9 



50 



7 



-5 16 



106 



Guernsey, 



Channel Isles 



5,15 





do. 



9: 3 



49 



28 



-2 32 



204 



Hammerfest, 



Norway 



26 



13 



1848-60 



8: 2, 8 



70 



40 



23 46 



21 



