MOLD-BOARDS. 



475 



E CARTWRIGHl 

 Plows. 



No 144.255. 



Patenr.><l Nov t. IH?3. 





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i M. PAYNE 

 Flaws. 



No I4f),5l5. 



F.ileiiled Apnl 7. IB?.). 





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BON C. dATTESON & T. P. WILLIAMSON. 

 Moldboards for Plows. 



No 151,143 PalentedMay 19. 1874 



R I AZBILl 

 Plows. 



No. 153,297 



2 SheetS'-Sheet 1. 



.Patented July 21, 1874. 





(59 ^ 2^ ^ 



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