Strange letters arrive at three Chicago homes, asking for help in solving a century-old art crime. Soon after, a famous painting by Vermeer is stolen en route to a Chicago museum, with the thief positing that some of Vermeer’s works aren’t really his. Calder and Petra, two children with a knack for adventuring and problem-solving, are swept into the mystery after a series of coincidences connects them with the missing painting. This suspenseful middle-grade novel will have readers thinking about the importance of art long after they’ve finished the book.
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