t 419 ] 



hundred acres of thefe roots before winter; and 

 when pulled, I conceive there' would be ftill fewer 

 found who could contrive in what manner and place 

 they might be put, fo as to be fecurc from froft, and 

 convenient for daily ufe; but perhaps, the evil I 

 mention may not have generally exided, and may 

 have been owing to fume particular unheeded caufe 

 only f of ihis I wifh to be informed, and mean again 

 to attend to in this winter, as I hope other gentle- 

 men will alfo do. 



As i know nothing more likely to promote and 

 produce a perfe6l agriculture than the knowledge 

 and employment of fuch implements in cultivation 

 as are well contrived, fimple, and either originally 

 or from their durability cheap, I have fent you the 

 Model of an Iron Roller, which feems to anfwer in 

 all thofe particulars. It has been lately invented, 

 and is coming faft into ulc in this neighbourhood j 

 it is contrived for the purpofe of diftributing the 

 grain in regular rows, and at a proper depth ; and 

 has been found effedually productive of the prin- 

 cipal benefits which have been derived from the 

 operation of drill-ploughs, or the pradice of dib- 

 bling and fetting the corn by hand, with the great 

 advantage of faving both time and expencej as, by 

 the ufe of this fimple machine, one man may fow 

 and cover five or fix acres of corn in one day, ufing 

 E c 2 for 



