Chap'.' XX, Of the Drill-Boxes. 307 



or heard of any that went well with One Coulter, that 

 did not alfo go well with Four, being placed as is 

 here directed. 



The Proofs of a Plough's performing well are 

 ihefe; viz. If it makes a Furrow of an equal Depth 

 on the right Hand and on the left, and turns it off 

 fairly: If, in its going, the Tail of the Share, and 

 the Bottom of the Drock, bear againft the Bottom of 

 the Furrow, and if it goes eafy in the Hands of the 

 Holder, without preffing one Arm more than the 

 other, then the Plough is certainly a good one. 



ThePloughman who is accuftom'd to a Two-wheePd 

 Plough, never fuffers the Wheels to overturn, in 

 turning out at the Land's End, from one Furrow to 

 another; for which Purpofe, after hg has lifted the 

 Plough a little round, he has a Knack of holding up 

 the Crow-ftaves with the End of the Beam, by preff- 

 ing his Hand hard againft the Handle, whilft the 

 Plough lies down on one Side, until the Horfes, the 

 Wheels, and the Plough, come near to a Line in the 

 Beginning of the Furrow ; and then he lifts up his 

 Plough, and goes on. 



CHAP. xx, 



Of the Drill-Boxes, 



TH E Drill is the Engine that plants our Com 

 and other Seeds in Rows : It makes the Chanels, 

 fows the Seed into them, and covers them at the 

 fame time, with great Exactnefs and Expedition. 



The principal Parts of the Drill are, the Seed-box, 1 

 the Hopper, and the Plough, with its Harrow. 



Of theie the Seed-box is the Chief: It meafures 

 (or rather numbers) out the Seed which it receives 



X 2 from 



