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THE YOUNG FARMER'S MANUAL. 



inches apart. The slats are an inch thick, four inches wide, of 

 the toughest timber, and driven in firmly, with the joints painted. 

 The forward ends of the wings are let into a mortise, with a good 

 fit, as shown by the dotted lines, and lolled with carriage-bolts, 

 which may be obtained at the hardware stores. The teeth are 



FIG. 143. 



1UANGU..4K HARROW, 



less than an inch square, and three inches apart, from centre to 

 centre. If it is desirable to have a wider harrow, make the wings 

 longer. The hinges are put through the centre-pieces, which are 

 placed close together to prevent the middle of the harrow rising. 

 One of the hinge-hooks has a spring-key in it, and the harrow 



