l6. YORKSHIRE. 28r 



The ufc of the hind bar is to give firm- 

 nefs to the implement, and to finilh what the 

 front bar may by accident have left incom- 

 pleat •, the manner of adtlng being in both 

 of them the fame. 



The length or width of this implement is 

 ufually fix to eight feet. The breadth, or 

 dimenfion from out-to-out of the front and 

 hind pieces, four to five feet. The depth of 

 thefe pieces fix to eight inches : their thick- 

 nefs about three inches. 



Additional v/eight, if required, is given by 

 logs, ftoncs, or other heavy materials laid 

 upon the crofs bars which bind the two afl^ 

 ing pieces together. In places where a par- 

 ticular exertion is requifite, the driver will 

 add his own weight by flepping on to the 

 implement, and remaining upon it until the 

 difficulties are pafTed. 



V. Winnowing Machine. This excel- 

 lent machine is too well known as a ciiriofity 

 in moft parts of the kingdom, to require, in 

 this place, a general defcription *. But the 



county 



* The late Mr. Zharp of London made it fcvcial 

 years. ^7«/fliv of Margaret-l'treet, Cavendifh-fquare, 

 ilill makes it. 



