Athletes in Action

45 THE H.\LF- IILE (4) TnE final angle-flick, which adds a few inches to the length of each stride, is shown in Fig. 4 oppo ite. gain, one may remark that the correct print r's forward body-lean ha been preserved, that the hips and houlder arc till quar to the direction in \vhich the athlet i running, that there i no undue amount of kick-up by the heel of th rear leg. l\Io t n table f all th point portrayed in Fig. 4, ho\\e\ er is the way in ' hi h the right arm is balanced in exactly the right po ition to -operate in, and aid, the n ·x:t forward strid · of the left le . It should b remarked that throughout the cries f five pictures which illustrat thi chapter, Low· ha succeeded wonderfully in keepin,. his head continually a little in ath ancc of his entr f gravity, whi h means that at no tagc of a tride doe the disposition of his body-weight r·tard the ·peed, by hi · weight oming behind his ·ntrc of gravity, nor horten hi· tride-lcngth, as would happen if the weight was allO\: eel to go fon\ ard materially bey nd the centre of gravity. It will be ccn that the trick i compl ·ted with the knee of the leading leg lightl} fl ' . ·d; firstly, t ab ·orb ho k a thc foot m ·et th ·track, l ut, e ondlr, and principally, be ausc thi light fle .· ion of the knee of the leg above th grounded fo Jt allow · of full power being put into the thru · t with whi ·h th · right leg lift th · body forward an l up as the left leg swing through for the ncxt forward tritk. otc, through mt the illu trations hm the arm- \\ing Of er.tte upon the shoulder- joints, without ., ·r d · troring the position of quarene s t the front of the houldcr · thcm eh e .