British author E. Phillips Oppenheim achieved worldwide fame with his thrilling novels and short stories concerning, mystery, international espionage and intrigue.
Oppenheim can be depended upon to give his plots that turn which is as admirable as it is unexpected, and The Seven Conundrums is one of the best of his many good and exciting books. Oppenheims novels may always count on a story of absorbing interest, turning on a complicated plot, worked out with dexterous craftsmanship.