Show I Betting Increases At t Tracks for or First first Half a o of Year ear NEW V YORK July 11 UP UP- UP Betting and attendance at thoroughbred thoroughbred thoroughbred thor thor- race tracks increased sharply during the first half of the year a United Press survey I revealed Wednesday A total of was wagered by turf fans at completed meetings through July 4 as compared with the bet by persons persons persons per per- sons during the same period in 1950 These figures represented an over-all over increase of in betting betting bet bet- ting totals and a increase attendance in |