The English Assassin (Gabriel Allon Series #2)

When art restorer and occasional Israeli agent Gabriel Allon is sent to Zurich, Switzerland, to restore the painting of a reclusive millionaire banker, he arrives to find his would-be employer murdered at the foot of his Raphael. A secret collection of priceless, illicitly gained Impressionist masterpieces is missing. Gabriel's handlers step out of the shadows to admit the truth-the collector had been silenced-and Gabriel is put back in the high-stakes spy game, battling wits with the rogue ass…