66 Obfervatiom on 



fuggefted fo me, I fhall, in the plalneft man-- 

 ner I am able, lay before my readers. 



That thefe particles are inconceivably fmall, 

 is, I think, manifeii from their vaft num- 

 bers. I have taken hundreds of Hares, af- 

 ter a chace of two, three, four, or ivi^ hours, 

 and could never perceive the leaft difference 

 in bulk or weight, from thofe I have feized 

 or fnapt in their forms : nor could I ever 

 learn from Gentlemen, who have hunted 

 bafket Mares, that they could difcover any 

 vifible wafte in their bodies, any farther than 

 may be fuppofed to be the efFedt of difehar- 

 ging their groiTer excrements. 



But fuppofing an abatement of two or 

 three grains, or drams, after fo long a fa- 

 tigue ; yet how minute and almofl infinite 

 muft be the divifion of fo fmall a quantity 

 6f matter, when it affords a fhare to fo 

 many couple of Dogs, for eight, ten, or 

 twelve miles fucceffively : dedudiing, at 

 the fame time, the much greater numbers of 

 thefe particles that are loft in the ground, 

 diffipated in the air, extinguifhed and ob- 

 fcured by the foetid perfpirations of the 



Dogs, and other animals, or by the very 



fumes 



