[ 



2 



A N 



APPENDIX 



CONCERNING 



fbc making of the Drill, and the Hoe- 

 Plough, &c. 



O a Workman, who would make thefe 

 Inftru merits, I would add the following 

 Directions. 



The Firft thing to be done for making 

 the Drill, is to place halt a Sheet of Paper to the 

 Back of Plate 2. by parting it on to its Margin ; and 

 iikewife another half Sheet to Plate 3. in the fame 

 manner. 



Then with a Needle prick through all the Out-lines, 

 of A, B, C, and D, in Fig> 2. which will mark out 

 both Sides, and both Ends of the Mortife of the 

 Turnep Drill- box. Alio pri.ck through the Out-lines 

 of the great Hole in the middle of A, and of the 

 elliptical Hole in B. Alio prick the little Hole at E* 

 in A ; and at F, in B. Prick through the prick'd 

 Line/> q, in B; which is the Line to which the Set- 

 ling-fcrevv Fig. 6. or Fig. 12. that is to pafs thorough 

 the Hole in C, muft be parallel. 



When the Paper is taken off, cut out of it the faid 

 A 7 B, C, and D, by the Pricks made by the Needle. 

 Then cut the fame in Paftboard, by laying thefe 

 Pieces of Paper thereon ( becaufePaftboard 3 being fl ifTer 



than 



