[ 435 1 



touching every part as it paffes, that it has polifhcd 

 it like bright ftceL 



Some old farmers in this neighbourhood not 

 over-fond of novelties, and even the ploughwright 

 who works for me, confefs that they never faw fo 

 much execution done by fo fmall and fo light an 

 implements 



I have been the more diffufe on this fubjeft, be- 

 caufc I fee from the fourth volume of your tranf- 

 adlions that the improvement of ploughs has been 

 an objed with your Society. I am not at all qua* 

 lifted to judge of the ploughs produced to the So- 

 ciety, having neither feen them nor the work they 

 performed j but I hope the Society will excufe my 

 making fome few remarks upon thofe trials as they 

 are there related. In the firft place, I fhould ima- 

 gine that the trials of wheel-ploughs and of fwing- 

 ploughs, in order to be corred, fhould be made 

 feparately, becaufe they are intended for very dif- 

 ferent purpofes, and therefore what is a taflc for 

 a wheel -plough, is not a taflc for a fwing, and 

 vice verfa. 



In the fecond place, the taflc prefcribed by your 



committee was a furrow of four inches deep only, 



which does not feem tq me a fufficient trial of a real 



F f 2 cfFeftivc 



