REVOLVING MOLD-BOARDS 



733 



W. A..ESTES, 

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Patented Aug. 3. 1880. 



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Flow 



No. 237.812. 



Patented Feb. 15, 1881 



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Plow 



No. 237,812. Ktlenlet) Feb. IS. 1881. 



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W. A ESTES. 



PLOW. 



No. 262,291. 



Pat6Dt»d Jan, 10. !88li 



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