The key to speculation for greyhound dog racing

Jack is a retired astrologer who wrote a book on greyhound racing in 1980 entitled "TheKey to Speculation for Greyhound Racing". He also presented seminars at almost everytrack in the country from Wonderland to Biscayne, some of them covered by the television media. Today he plays from time to time and uses his astrology background to make his selections, his method proved to be a winner in the contest.