160 HANDY-BOOK OP HUSBANDRY. 



of them is equal to the day's labor of a horse — and that the sys- 

 tem, wherever it is adopted, is improving all the classes interested 

 in agriculture. 



The cuts which I introduce are from the circular of Messrs. 

 John Fowler & Co., of Leeds, whose apparatus, or " tackle," 

 is one of the best in use. The practical working is shown in Fig. 



