SUBSOILERS. 



1071 



No. 106,193. 



J ff MUEFEE. 

 Subsoil Plow. 



Patented Aug. 9, 1870. 





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L. V. B. MARTIN. 

 Subsoil Plow. 



L CARLETON. 

 Subsoil Plow. 



No. 108,164. 



Patented Oct. II, 1870. 



No. 108,329. 



Patented Oct. 18, 1870 



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