768 



THE COMPLETE GRAZIER. 



BOOK VIII. 



the outside, and in fig. 334 the course of the corn can be easily followed 

 through the machine, of which a sectional view is given. It will be 

 seen that the corn enters the machine at the mouth, where it is caught 



tUD 



C 



by the beaters of the drum a, and is threshed out between these and 

 the concave. The straw travels from the drum over an arrangement 

 of shaker boxes which are lathed to allow any grain remaining in the 

 straw, together with the cavings, chaff, and dust, to fall through on to 



