SUBSOILERS. 



1077 



T E. C BRINLY. 

 Improvement in Subsoil-Plows 



No 131,391. Pilenled Sep. W. 1672 



J/H////0/? 



W. H. SMILEY. 

 Improvement in Subsoil Attachment for Plows. 



No. 131,636. 



Patented Sep, 24, 1872. 



ftir.I. 



VHiuaa: 



Ju'CJtfn: 

 r Jftotntjs. 



0. M. ALLEN. 

 Improvement in Plows. 



No 132,707. Palintid No>. i, IS72. 



C MYERS » W GUMMOW 

 Improvement in Siib-Soll Plows. 



No 133,167. fitent'd No*. 19. 1872 



HfyTAjesses. 



,^^.y Sll^^ ^'^ ■^^^ .JO ^^il-^ 



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