CLEVISES. 



91 



W. S. WIIR. 

 CtETIS. 



No. 158, 653. 



Pltiiitid Kay 3. 1877. 



\. £i1d 



.ZifA 



C. 0. WILDER. 



PIOW-CIEVIS. 



No. 191,629. 



Pitented June 5. 1877. 







W. S. WZIR. 



PLOW-CLETIS. 



J. A. VAHK. 



BETEKSISLE PLOW'SeoES. 



Na. 192,608. 



Patented July 3, 1877. 



»o. 194,276, 



Pitemid Au; 14. 1877. 



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