On the Depth and Saliness of the Ocean. 47 
A quantity of water equal in bulk to 1000 grains of Seiten 
water evaporated, gave, de 
Saline matter, = 36° iGiereines 
3 This saline matter analyzed, yielded, 
+ ~ Chlorine See 20:73) 
‘ Sulphuric acid, : . : ‘ 1:29 
ai hoe Oarbonie! “4: . 2 F : 1:29 
Phosphoric “ . s ; : y 0-06 36 orai 
Soda and aan signe Sap Ide 10°12 SPP. 
ee i : 164 
e, : 0:83 
Oxyd iron, trace 
Water from the depth ot 450 fatlrorte saactemperatares at that 
= depth 44°-5; temperatures of surface 74°; lat. 17° 54’ S., lon. 
= 112° 53° W. July 29, 1839. 
er, | Specific gravity =1-0275; temperature 60°; bar 
e A quantity of water equal in bulk to 1000 grains mn “distilled 
Water evaporated, gave, 
Saline matter : 
pe his saline matter vishied; 
= 37-9 grains. 
Chlorine ; ‘ : , ‘ . 20-40 
arts Sulphuric acid, ; ' ; ’ ‘ 2-43 
~ Carboni : , ’ j . 0°68 
wa? Phosphoric aL ae ee eae 0-09 
ges 9 and sodium, ; ‘ ‘ ; 4 ae 
Magnesia " . ‘ r ‘ ; t 
NAN AiasFctistiidig: sta Rida Gadde: inchs tee h OO 
Oxyd iron, ; ‘ ‘ : : : trace 
iful manner in which they were gotten up and executed, we 
were ‘chiefly indebted to Mr. Drayton, one of the artists of the 
Expedition, who has charge of the department of publication, and 
to whose tal ents and exertions he felt grea 
bnconioeg ee that it would 
moi ete copy of the work ; at 
