TILLAGE MACHINERY 



6 7 



conditions were well adapted to its use, and be- 



came prominent as a promoter of the disk plow. 



FIG. 46 A DISK GANG PLOW TO BE OPERATED BY HORSE POWER 



The draft of the disk plow is often heavier in propor- 

 tion to flie amount of work done, and the plow itselt is 



FIG. 47 AN ENGINE DISK GANG PLOW TURNING 8-, IO-, OR 12-INCH 



FURROWS 



