From the author of The Vanishing Thief and The Counterfeit Lady comes an all-new Victorian mystery featuring antiquarian bookseller Georgia Fenchurch, who doubles as a private investigator for the secret Archivist Society... When the Duke of Blackford enters her bookstore, Georgia knows the Archivist Society is in need of her services. The Tsar of Russia and his family are visiting Queen Victoria on the auspices of the engagement of the Russian princess...