1 



-I 



1 





-of 

 sof" 

 rre, 



:h it 

 iincr 



'the 

 thus 



at* 



hich 



J 





leri 

 eel: 



,bo- 



) 



B 



the 



lider 



) 



N\ 



ider 



■ the 



■is of. 

 the 



:ieis . 

 inger 

 ,1s to 





fc" 



i 



THE DRILL PLOUGIL 



6 1 1 



v> 



• n * ,^ fr/-,m nnder the brufhes. 



th a part of the apertures feen juft appeavmg from under 



X the axis of th 



K.S. 6 .s a araw.g u> ,art of the tit. cafe, "-ly of tje full <r> 

 ^enfioas as to breadth and thlckuefs, but only ^ Jrn po« - ^ ^ 



f p 



length } 

 of 



d Is intended to (hew mor 



ftlnai}' 



1 L • 



Fio-. 2 reprefents a fide-vlew of one of 



f] 



th 



th 



e 



bottom of the feed-bo 



bridges ly 

 fide of w 



th 



bruflies are fixed 



hich ftrickle th 



hole 



hen they are full of 



corn. 



the bar (lides backwards and forward 



r'he fi^pUcity of this fl,der at the bottotn of the feed-l.x .ay be 



in fome refpeft 

 the former mach 



as 



th 

 th 



that of wooden and 



ylind 



has but fi 



hoi 



to meafu 



d the other has twenty-fou 



But perhaps in other refped 



lefs fo 



of the fix holes 



bruOies are ufed, one on each fide of 

 whereas there are only fix bruOies rub upon 



th 



ylinder in the former mach 

 of this Aider muft be quick 



And the reciprocatmg motion 

 mull aa once every time the p 



/ 



■this flider muft be quick, as it mvUt aci one. cv. , ..^^^y^^^ r 

 ph ' of the wheel of the carriage has paffed nine inches forward 

 &aynotbe fo eafy to execute as the cog-wheel and un^^ 

 ..... '..r^.nt of the axis and cylinder in the precedin 



to execute as 



pted movement of th 



the cog-wheel 

 ylinder in th 



precedin 



mach 



1 have' only to add, that the facility of adapting the holes to the 

 diinln: rehired in both thefe t^achines. and the.r not bru.fing 



or 



breakin 



their operation of delive 

 bein-'eiKumbered with an additional hopp 



as well as 

 hich muft 

 .e unequal 



deliver the quantity of feed with great Uraccuracy from 



taking of tie machine, adds much to the excellency and fimpl.cty 



of them both 



And I 



pe will render more general the ufe of 



drill huft)andry invented by th 



Mr. TuL 



wh 



4l 



/ 



I 

 I 



