INDUSTRIAL REVIEW 



199 



have resulted in the present self-binding harvester, 

 an American product. It is really a combination 

 of the good points of all other types of machines 

 with a binding device added. 



The Self-binder. - The story of the struggle to 

 make the machine bind the grain is a very inter- 



s several binders are pulled by one tractor. 



esting one. The first attempts were made about 

 1850, but the efforts were not rewarded with success 

 until more than twenty years later. The process 

 looks so easy now. We watch the binder collect 

 a bunch of grain, encircle it with twine, tie the 

 knot, cut the twine, and drop the bundle ; and we 



