990 



STANDARDS. 



J. FINNE&4N. 

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No. 197.623. 



Patented Nov. 27. 1877 



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J. F. RYAN. 

 Flow-Standard. 



No. 206.830 Patented Aug. 6. 1878 



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e. S. HAYEN. 

 Plow. 



No. 208,680. Patented Oct. 8, 1878. 



T. MEIKLE, 

 Plow-Standard. 



No. 209,284. 



Patented Oct. 22. 1878. 



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