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50 



Br, Tenney's Account of Several 3Iedicinal Sjmnf/s. 



stance began to separate, and form i 

 short time, settled at the bottom of 



flocculi, which in a 



pi 



■water clear and 



parent 



Notwithstanding 



of salt of tartar was considerable, the 

 not alkaline, though essentially altered 



of 



leavina: the 

 the quantity 

 le water was 



4th. I moistened with the 



some 



conserve of wild 



pinks (the 



purple flower that I could find) but 



change appeared that could indicate an acid 



on the con- 



trary 



I had wet some paper, previously stained with 



the same flower, the change of colour rather indicated 



an 



alkali. By wetting some of the same paper with a mixture 



of magnesia and water, the same 



produced 



These experiments were made on the water of the upper 

 well: As that of thB other two wells is not essentially dif- 

 ferent, it is needless to mention the result of the exj)eri- 

 ments made on them ; nor was I very particular in mak- 

 ing them. 



m 



5th. Observing the appearance of the matter deposited about 



the lowermost spring (which is a very small one, situated on 



the other side of the brook, discharging not more perhaps than 



*a barrel of water in twenty four hours, and not before men- 



tioned) and finding the taste of the water sweetish instead of 



unlike a dilute solution of 



martis. I 



contamed a considerable portion of iron. To 



acidulous, not 

 pected that it 



determine it, I boiled, for want of nutgalls, some shaving 

 of white oak bark. 



a reddish brown : to 



The decoction 

 one part of t 



iparent, and of 

 I ad(led two parts of 



a dark 



the water ; the mixture became immediately of 

 brown, and lost its transparency. 



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