Of the Coulter. 47 ¿he furrow, and K B repreſents the ſole of the plough. EF GH repreſents the ſce cut off from the firm ground, re- moved to the right hand, and turned over. EH is the under ſurface’ of the fce, formerly joined to K B, aúd E is the corner which was formerly at B. This ſlice is made to ſtand upon one corner G, with its former upper ſur- face E G leaning upon the next ſlice. In this figure, the plough is ſuppoſed to be going perpendicular, this being the polition which I would always re- commend. The poſition alſo of the furrow ſlice, which I have here repre=- fented, is that which is approved of by the moſt intelligent farmers. Figure 9 repreſents the ſame thing,” correſpond- ing to a plough made according to fg.

O 4»