468 



MOLD-BOARDS. 





Jfi 72305 



S.J Leach. 

 Plan-. 



Fsienied Vec /7. IS6'/ 









^,.r 



O (u^^t/i'fi^ 





73504 



74679 ft ejiiN£S&.M. scott. 



/MPAOY - /W flow MOU'Lli.JSOAJUtS. 



PATENTED 

 FEB 18 1868 



'^-' PATENTED 

 JAN 21 1868 







In y^w/i r- 





