Portrait of an Unknown Woman

A gripping story of deception in the world of international fine art. Restorer and spy Gabriel Allon embarks on a dangerous hunt across Europe for the secret behind the forgery of a 17th century masterpiece that has fooled experts and exchanged hands for millions. Bestselling author Daniel Silva follows up his acclaimed #1 New York Times bestsellers The Cellist, The Order and The New Girl with this stunning new novel.