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





TABLE I.— Showing 



the Mean Monthly and Annual Height 







Autho- 

 rities, 

 see page 

 635. 



dumber 



Tears 

 Specified. 



Hours of 







Height 



Places. 



Country. 



of 

 Years. 



Observa- 

 tion. 



Latitude. '. 



1/ongitude. 



in Eng. 

 Feet. 



Tahiti (said to be red. to J 

 sea-level), . . J 



East India 



Islands and 



Pacific 



1" 



5 



1855-60 



(4 daily) 

 \ obs. j 



/ 



-17 32 



o / 



-149 34 



? 



Port de France, N. Cale- \ 

 donia, . . . / 



do. 



65 



2 



1863-64 • 



f6,10: 1,1 

 \ 4,10 / 



-22 16 



166 26 



22 



Suez, .... 



Egypt 



51 



2 



1866-68 



(6,9, 12:) 

 i 3, 6, 9 J 



29 57 



32 32 



20 



Ismailia, 



do. 



51 



2 



do. 



do. 



30 38 



32 13 



25 



Port Said, . 



do. 



51 



2 



do. 



do. 



31 18 



32 18 



10 



Alexandria, 



do. 



68 



2 



1858-60 



7: 2 



31 11 



29 50 



50 



Cairo, .... 



do. 



4 



1 



? 



? 



30 6 



31 26 



? 



Oondar, 



Abyssinia 



57 



A 



1832-33 



9: 3 



15 50 



37 32 



7422 



Massuah, 



do. 



57 



A 



1831-32 



9:3£ 



15 36 



39 21 



5 



Tripolis, 



Tripoli 



4 





? 



? 



32 54 



13 19 



? 



La Calle, 



Algeria 



69 



H 



1865-68 



? 



36 52 



8 23 



30 



Dellys, 



do. 



69 



n 



do. 



? 



36 49 



3 50 



75 



Algiers, 



do. 



69 



ii 



1857-67 



? 



36 43 



3 3 



66 



Do., 



do. 



69 



H 



1865-68 



? 



do. 



do. 



66 



Djidjilly, . . . 



do. 



69 



H 



do. 



? 



36 17 



5 42 



49 



Medeah, 



do. 



69 



H 



do. 



9 



36 13 



2 43 



3150 



Aumale, 



do. 



69 



H 



do. 



? 



36 7 



3 40 



2933 



Orleansville, 



do. 



69 



n 



do. 



? 



36 6 



1 19 



459 



Oran, .... 



do. 



35 



13 



1841-53 



10:4 



35 40 



-0 38 



164 



Do., .... 



do. 



69 



H 



1866-68 



? 



do. 



do. 



164 



Laghouat, . 



do. 



69 



H 



do. 



? 



33 47 



2 54 



2461 



Casa Blanca, 



Morocco 



70 



l 



1867-68 



various 



30 



-7 30 



? 



St George d'Elmina, . 



Asbantee 



33 



3 



1860-62 



6:2,9 



5 5 



-1 20 



75 



Christiansburg, . 



do. 



33 



n{ 



1829-40, 

 1833-34 



ivarious 



5 24 



10 



60 



G-ondokoro, . 



Benin 



4 



1 



? 



? 



4 30 



31 40 



1800 



Lagos, 



Slave Coast 



71 



7 

 12" 



1863 



? 



(bourly;] 



6 12 



3 25 







Cape Town, 



Cape Colony 



72 



14 



1842-55 



<^ 5,9: 

 I 1,5, 9 J 

 5 9: 1,5,9 



-33 56- 



18 27 



37 



Do., 



do. 



73 



4 



1862-65 



do. 



do. 



37 



Worcester, . 



do. 



73 



4 



do. 



9: 1,5 



-33 38 



19 23 



776 



Simon's Town, 



do. 



73 



4 



do. 



do. 



-34 12 



18 24 



50 



Mossel Bay, 



do. 



73 



1 6 



1862-63 



do. 



-34 12 



22 5 



429 



Somerset West, . 



do. 



73 



3 



1861-64 



do. 



-34 2 



18 46 



124 



Graham's Town, . 



do. 



44 



Air 



1864-69 



H: 3i 



-33 13 



26 32 



1750 



Graff Reinet, 



do. 



73 



3 



1863-65 



9: 1, 5 



-32 18 



24 51 



2517 



Pieter Maritzburg, 



Natal 



74 



8 



1858-65 



9:3 



-29 30 



30 2 



2096 



Zambesi Delta, . 



Mozambique 



71 



i 



12 



3858 



mean 



-18 24 



35 30 







Tamatave, . 



Madagascar 



70 



1 

 4 



1863 



9:4 



- 18 3 



49 11 







St Louis, 



Mauritius 



75 



13 



1853-65 



J3£, 9J: ) 



-20 10 



57 30 



30 



St Denis, 



Bourbon 



4 



2 



? 



? 



-20 51 



55 30 



142 



Socotra, 



... 



4 



6 

 Iff 



? 



? 



-12 30 



54 10 



? 



Somerset, Cape York, . 



Queensland 



103 



21 



1865-67 



9:3 



- 10 44 



142 36 



70 



Brisbane, 



do. 



76 



3 



1859-61 



9: 3 



-27 5 



153 



70 



Brisbane, 



do. 



103 



21 



1867-69 



9:3 



-27 28 



153 6 



140 



