Riley, Clifford creator New York 1st ed. 4 x 1.91 x 19.69 cm Chronicles the first Vesper attack on Jan van Eyck's altarpiece at Ghent in the 1600s, then jumps to WWII and young Grace Cahill's desperate bid to save the masterwork from the Nazis. Spies Juvenile Literature Mystery, Thriller or Terror Solving Mysteries 9780545431439 123165