A thrilling suspense novel that introduces New Scotland Yard's Inspector Jack Oxby of the Art and Antiquities Squad and pits him against a mastermind of art forgery. When an original Leonardo da Vinci folio goes missing from the Royal Library at Windsor Castle, Oxby is brought in to investigate. On a chase that takes him from London to New York to Lake Como, the detective eventually uncovers a daring art forger who blackmails artists into faking Leonardo da Vinci manuscripts, including early sketches of the Mona Lisa.
