[ 86 3 



ing the wrack or roots of couch-grafs and other 

 weeds together. It confifts of a plank of timber, 

 fix feet long, nine inches broad, and two inches 

 thick, in which there are two rows of teeth fixed, 

 twelve in front, and thirteen in rear^ about four 

 inches row from row, and about five inches from 

 each other, which, in efFedb, brings the t^eth to 

 operate at two inches and a half one from another. 

 They are in length about feven inches below the 

 wood, three quarters of an inch fqu are, not fharp, 

 but pointed diamond ways, fo as not to penetrate 

 the foil, but only to 'catch what by preceding 

 thorough harrowing is brought above ground. 

 To the plank is joined fhafts for a horfe, and 

 handles for a man, of fuch length and ftrength as 

 any v/orkman may think necelTary. 



The manner of ufmg the harrow is as follows : 

 When the land is fo well harrowed, as that all the 

 roots of the quickens or couch-grafs. Sec, ' are 

 brought to the furface, the harrow is drawn acrofs 

 the field, the holder prefTing a little, not much, on 

 the handles, till the plank is immediately over the 

 firfl furrow i on which, without flopping the horfe, 

 he fuddenly lifts the harrow which the fhafts fup- 

 port before -, by this means, all the fluff gathered 

 by the harrow, drops in the furrow 3 fo on he mufl 



gOi 



