Athletics of To-Day 1929

Athletics of To-day In order that the jack-knife, which is really a mid-air half– arm push-up, combined with long-arm balance, may be per– formed effectually, it is necessary that the vaulter be practised in the art of standing on his hands and of holding that position before snapping the feet back to the ground. Since the pole vault is, of necessity, a built-up event, it follows that certain parts of the structure can be produced, or B .. > , I f I A D E c FIG. 26. improved, separately. Foot-elevation is so important that the aspirant to pole vault honours should practise often without a bar in place and strive at each vault to see just how high he really can fling his feet above his head. The strength, but not the quickness, needed can be produced by circling and other exercises on the horizon tal bar, and a fast leg swing may be developed on the parallel bars,