Athletes in Action

161 THE LO G JUl\1P (4) •D and it should be b erved that there is being hown no undue hurry to shoot the lower part of the 1 ading leg for- ward. In fact, every ffort of the right knee and th left arm is being empl yed to prolong the upward flight f the body through the air along the line f a 45 degree take-off and in Fig. 7, th Jump r i een at the high t p int reached in the parabola of his flight. In ig. th downward d c nt t ward the sand- pit has c mmenced, but th re i till an ther running, mid-air step to b a compli h d. Thi further mid- air running- tridc must be made for the purp e f k ping the athlete in flight and to pr ne his upri ht p s in su ha way that thew i ht of the trunk may be kept ba k fr m abov th thi h a ]on a p sible. mpari n of Fig. with Fig. 2 will pr vc t the reader tha th imprc ed {or c >f the take- ff ff rt is rapidly dwindling. Th r i f r example, not o mu h pow r in th leg and arm action a haracteri d th w rk in the fir t running-step ff th tak - ff b ard (Fi . z), and th b dy ha had t pit h furth r back to all w the right knee t me up; it will be ccn how- ver that thcr is till pl nty of strength in th synchr ni d action of the arm-swing and le -ki k. Th t nd ncy at thi sta e of th jump is to let th head fall ba k, but su h an a ti n inevitably dr ps th butto k , and the t nd n y t 1 an back t far or to dr p th h ad back at all must be str ngly resist d.