DR. R. ANGUS SMITH ON THE 



Air of Guadaloupe. 









Oxygen in 

 100 vol. 



Petit Canal 





Calm ... 

 Calm ... 

 Fine ... 

 Covered 

 Calm ... 

 Calm ... 

 Fine ... 



Fine"'... 



20*839 

 20*821 

 20*848 

 20*929 

 20*667 

 20*839 

 20*504 

 20*522 



20*802 



do 



20 do. 



21 do. 

 23 do. 

 23 do. 



27 do. 



28 do. 



28 do. 



29 do. 





do 



do 



do 



Mangrove on the Eiver Salee 



do. do. 



do. do. 

 Petit Bourg •• .. 







When he used explosion by hydrogen, his results were 

 as follows : — 



Lewy^s Analyses of the Air of the Atlantic Ocean. Car- 

 bonic acid in 1 000 parts. (Annales de Chimie et de Phys., 

 vol. xxxiv., 1852.) 



1847. 





Each a mean of 

 3 Analyses. 





Car- 

 bonic 

 Acid 

 per 



1000. 



Oxygen 

 per cent. 



I Dec. 



4 Dec. 

 8 Dec. 



17 Dec. 



18 Dec. 



18 Dec. 



19 Dec. 

 26 Dec. 

 28 Dec. 



30 Dec. 



31 Dec. 



Cloudy 



0*4881 



0-3338 

 0-5497 

 0*5771 

 0*3346 

 0*5420 

 0*3388 

 0*5288 

 0*5093 



0-5143 

 0*3767 



21*05170 



20*96321 

 21*05945 

 21*06030 

 20*96139 

 21*06099 

 20*96074 

 21*05889 

 21*05686 

 21*05789 

 21*01114 



We left Havre on the 25th 

 November. The weather 

 was wet, and remained so 

 all the time we were in the 

 Channel. 



54 leagues from Madeira. 

 30 leagues south of tropics. 

 Middle between Africa and 



America. 

 Sea phosphorescent. 



Entering port of Santa 

 Marta. 



Clear 



A little cloudy 

 Clear 



Do 



A little cloudy 

 Clear 



Do 



Do 



Do 



Do 





