Twice shy

Sinopsis(en Inglés)

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Young physicist Jonathan Derry is given some musical tapes by a friend. But the tapes are really an elaborate computerized horse betting system that can make the owner a rich man -- or a dead one. Once again, high-speed thriller-master Dick Francis weaves a constantly twisting plot, a wicked villain, non-stop action, and an explosive showdown in a superb book that races to the finish line, leaving you breathless for more.