102 



TRANSACTIONS OF THE CANADIAN INSTITUTE. 



[Vol. IV. 



whereby the small end of both levers will spring up, leaving no possible 

 chance of escape to the game. 



Fig. 91. 



The fox snare (fig. 92J is likewise based on the balance principle, and 

 needs no further explanation than this : The snare string above the noose 



Fig. 92. 

 is wound round a stake solidly driven in the ground and a detachable 

 transversal piece of wood in such a way that it unrols itself by the 



