Show Hundreds l of Youths Youth to Enter Contests CHIcAGo AGO May l Five hundred and four of the star high athletes athletes ath- ath letes ot of the country will vill particIpate In Inthe inthe the annual track meet opening at Stagg Stager fl field ld Friday They represent schools In addition tb the high school representatives representatives are registered from the division Many of the were on the ground today preparing for tor tho the test California's delegation of ot twenty five work out Wednesday and again today |