FLEXION OF THE LEGS. 47 



leg, and direct it, to make him understand 

 the proper way of performing this displace 

 ment. He will thus save him fatigue, and 

 obtain the result more quickly. 



This kind of exercise, very fatiguing at 

 first, requires frequent rests ; it would be 

 wrong io prolong the exercise beyond the 

 powers of the pupil. The motions of draw 

 ing in (adduction, which makes the thigh 

 adhere to the saddle), and putting out (ab 

 duction, which separates it from the sad 

 dle), becoming more easy, the thighs will 

 have acquired a suppleness which will admit 

 of their adhesion to the saddle in a good 

 position. Then comes the flexion of the 

 legs. 



Flexion of the legs. The instructor will 

 watch that the knees always preserve their 

 perfect adherence to the saddle. The legs 

 will be swung backward and forward like 

 the pendulum of a clock ; that is, the pupil 



