8UBS0ILERS 



10T9 



K. McKINNON. 

 Cultivators. 



No. 136,254 



Pdlvnled Feb. 2i. 18^3. 



/f7/m:<se. 



'iicneif. 





Inventor: 



Jfe/iiiet/L .H^.KinnoiL 



,^^ 



-%^-^^SiSi£=U- 



^ij .^tPFii yj 



J W. HOWARD 

 Subsoil Plows. 



No. 136,726 



PatfttledMaich It, )«73, 





/J ij Jncent«r 



T L. GOTTEN 



Plows. 



I ROOP. 

 Plows. 



No, 137,894 



Filinled ApilllS, I8?3. 



No. 138,197. 



Patented April 22. IB73. 







^ ye2yt 



