History of the Plow. 



13 



Fisi'. 10, Chinese plow in the miiseiim of the New York State 

 Agricultural Society. 



Fio-. 11 represents a plow figured from the Harleian manuscript 

 No. 4,374, such as Avas used in England in the reign of Edward 



I^iff. 9. 

 the Fourth, A. D. 1470. It is formed from a rhomboidal piece 

 of wood, bent or grooved downward from the middle towards 

 the front and rear, with the edges turned upward, the acute ends 

 being turned towards the front and rear, the front being shod 



F'ig. 20. 

 with iron. In this way the earth is scooped up from the solid 

 earth, pushed backward and upward to the middle line of the 

 share, when it falls backward in a pulverized state into the furrow 

 from whence it was taken. 



