No. 112. 1 805 



outward application in cutaneous diseases, and as an invTard ap- 

 plication in some affections of the digestive organs. In some 

 diseases of the kidneys it might prove iiijuiions." 



The -water designated in the following analysis, as No, 3^ 

 was taken, from a spring upon the premises of L. Pope in Ches- 

 terfield, and No. 6 from a spring in Jay, situated almost within 

 the water line of the Au Sable river. In relation to these 

 waters. Prof, Salisbury remarks, "on removing the cork, I f^und 

 in No. 3 a mere trace of sulphuretted hydrogen ; in No'. 8 no 

 trace of this gas, or carbonic acid gas could be detected. They 

 both contained a'very small quantity of a ferruginous sediment. 

 No. G has a slightly bituminous odor. No. 3 a slight fcetid odor. 

 There is nothing very peculiar in the taste of cither of these wa- 

 ters, different from that common jto all water<, which contain 

 organic matter, and the alkalis and alkaline earths in small 

 quantities." 



A gallon of water from No. 3 contains 12.16 grains of solid 

 matter, and from No. 6, 6 grains of solid matter. Of this solid 

 matter 100 parts gave of 



No. 3. Vo, 5. 



Organic matter, 31.98 41.32 



M'agnesia, 23.39 14.64 



Sulphuric acid, 10.13 5.28 



Lime, 11 Q3 17.34 



Potassa, 6.01 7.98 



Soda, 3.32 0.27 



Carbonic acid, 6.40 4.01 



Phosphoric acid, 5.11 5.32 



Chlorine, 1 82 2.31 



Iron, 0.51 1.1& 



Silica, 0.23 0,14 



Sulphuretted hydrogen, trace 



• • • • 



99.93 99 80 



