IMPLEMENTS FOR EXTRACTING STUMPS. 



201 



termed the forest-devil, and has been in use from time 

 immemorial in Switzerland and also for forty years in 

 Germany. It consists, as shown in Fig. 136, of two strong 

 iron chains between which a wooden lever works. One end of 



. 136. The forest-devil. 



the chain .1 is fastened to a neighbouring strong root, 

 stump, or tree, and the other is attached to the lever, at 

 its fulcrum o. The second chain ]\ is placed round the tree 

 or stumps to be extracted, which must naturally offer less 



Fig. 137. Lever and hook. 



resistance than that to which A is fastened ; it is connected 

 with the lever alternately by means of two short chains each 

 terminating in a hook. By then moving the lever backwards 

 and forwards and hooking first one and then the other of these 

 chains into links of B, the tree or stump may be extracted. A 



