136 



PREPARATION OF LANDS. 



convenient and cheap form of stump puller is Bates 

 patent, shown in figure 2, and one of the best forms of a 

 stone lifter in figure 3. 



Fig. 2. 



Fig. 3. 



423. It often happens that the surface is completely 

 matted with roots of hushes, and so hard as to he impcn- 



