HORSE LABOR VERSUS SUM AN LABOR 9 



A horse, intelligently handled, may be made to cheapen 

 farm operations twenty fold over the old hand methods. 

 Human muscle, however cheap, can never successfully 

 compete in agriculture with improved implements, 



FlG. 1. Plowing: Conservation of Yiuman energy and concentration of 

 cheap energy 



operated by well bred -horses adapted to their work 

 and directed by intelligent workmen. The American 

 farmer is not usually content to direct the energies 

 of but one horse at a time. He harnesses two, three, 

 four, and even six, to a single implement of tillage. In 



