, DRILL HOE HARROW. 285 



medium of your respectable Society, to whose notice I must 

 entreat you to have the goodness to introduce this imple- 

 ment. Should they concur in opinion with me respecting 

 it, I am persuaded, that they will give a plate and descrip- 

 tion of it in their next volume. 



Convinced, that the fertility and productiveness of our Horse hoeing 

 arable grounds may be much increased by a more ge- recom niended. 

 neral practice of the horse-hoeing husbandry, I wish to 

 6ee the practice of it advanced more nearly to perfection, as 

 that must tend to promote its more general adoption. 

 I am, Dear Sir, 



Your very humble Servant, 



CHARLES WAISTELL. 



Explanation of the Engraving of Mr. WaisteWs Drill Horse 

 Hoe Harrow, Plate VIII. Fig. 3. 



Fig. 3. shows the hoe harrow, to which the horse is to be Explanation of 

 attached by the upright iron a, in which are a number of the P late - 

 holes, to admit the drag chain to be put higher or lower, as 

 may be found necessary. This iron is at one end fixed 

 firm in the fore part of the machine at b } and at the other 

 end to the farther side, or wing, c. 



d, Is the nearer side or wing of the machine, and mova- 

 ble by a joint at e. This wing may by this mean be ex- 

 panded or contracted, as the interval between the rows to 

 be cleared of weeds may require. 



f, A strong wedge-like tooth in the fore-part of the 

 machine, to tear up the weeds, which are deep in the 

 ground. 



g, g, Other teeth more slender, fixed in the two wings 

 or sides of the machine, and also intended to tear up weeds 

 and loosen the earth. 



h, A, h, Three triangular hoes. That which is in front 

 has a strong iron fixed in its centre; the two others at the 

 hinder part of the machine have the irons fixed at the far- 

 ther corner of each. The intent of the centre hoe is to cut 

 off the weeds in the middle of the interval; and of the other 

 two, those on each side next the crop, and to lay all the 

 weeds in a ridge. like form in the middle of the path, to dry 



and rot. 



i, «, The 



