140 



that grasses contain not only water but 

 coal, and four different sorts of earths and 

 salts^ 



Page 68, Mr. Smith says, '* It is evi- 

 *' dent, that both clean and muddy -Water 

 ** produce the same effect ; and I am 

 " induced to think, that any judicious 

 '* observer of the meadows of these coun- 

 *' ties in the months of February, March, 

 " and April, will give a decided preference 

 ** to the clean-water crops. I have made 

 «' this distinction between the two parties 

 '* who have espoused the cause of water- 

 " meadows; and find, on a candid exami- 

 *' nation, their experience has proved 

 ** them both right, with regard to the 

 " operation of water, however they may 

 ** differ in their opinion of causes.'* 



If Mr. Smith argues generally from 

 particular instances which he has met 



with 



