FARM MACHINERY 



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Trucks which have tongues assist in keeping the team straight 

 and also prevent the horses from backing into the harrow. 

 The trucks should have reasonably large wheels and be 

 strongly made. The axles should provide for lubrication, 

 be dust proof, and have interchangeable boxes. 



Transport Truck. Another convenient device to use in 

 connection with the disk harrow is the transport truck, 

 especially if the harrow is to pass over any hard road. This 

 device consists of wheels mounted on levers in such a manner 

 that the gangs may be lifted from the ground, thus securing 

 the desired protection. 



Fig. 129. A harrow attachment for a plow at work. 



Harrow Attachments for Plows. Those who have had 

 the experience know that a harrow will do the most effective 

 work when following the plow. Attention has been called 

 by agricultural writers to the desirability of harrowing each 

 day's plowing before the close of the day. The harrow attach- 

 ment has been designed to harrow and smooth each furrow as 

 soon as turned. There are three types in use, one with blades 

 which resemble those of a pulverizer, another is a rotary 

 affair with blades like a spading disk harrow, and still another 



